[ { "id": 8, "name": "PlanGrid", "slug": "plangrid", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/33ee27aa9c6b3036b40ec6c7f0c2a98ccaf32f40.png", "website": "http://plangrid.com", "all_locations": "San Francisco, CA, USA", "long_description": "PlanGrid is the leader in construction productivity software, used on more than one million projects in 84 countries. PlanGrid's cloud-based platform empowers contractors and owners in commercial, heavy civil, and other industries to collaborate easily from their mobile devices and desktop, managing blueprints, specs, photos, RFIs, field reports, and punch lists. With over 100 million digital blueprints on its platform, PlanGrid is also the largest digital blueprint repository in the world. \r\n\r\nFounded in 2011, the company was part of Y Combinator in 2012, and has secured over $69 million in funding from Sequoia Capital, Tenaya Capital and several other top firms.", "one_liner": "Mobile applications for the construction industry.", "team_size": 355, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1322045547, "tags": [ "Construction" ], "tags_highlighted": [], "top_company": true, "isHiring": false, "nonprofit": false, "batch": "Winter 2012", "status": "Acquired", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/plangrid", "api": "https://yc-oss.github.io/api/batches/winter-2012/plangrid.json" }, { "id": 797, "name": "Resolve", "slug": "resolve", "former_names": [ "InsiteVR", "Resolve (Formerly InsiteVR)" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/2ee341b6668b147683ee3427bd13f6a3a34cb892.png", "website": "https://www.resolvebim.com", "all_locations": "New York, NY, USA; Remote", "long_description": "At Resolve we’re accelerating construction to build as fast as the future demands. Construction projects are all slowed down by rework that arises after humans spot issues in real life that slipped through all the hours of design reviews and coordination. Resolve enables construction teams to detect these issues in 3D BIM as early as possible so that we can close the gap between design and reality.\r\n\r\nBy combining realtime collaboration in the web, immersive VR reviews, and AI-driven spatial navigation into the most easy to use platform for BIM reviews, Resolve empowers construction teams to identify risks earlier, coordinate faster, and deliver higher-quality assets across mission-critical infrastructure.\r\n\r\nResolve has been used to deliver over 6GW of data center capacity and on projects across pharma, water treatment, healthcare, and other critical assets.\r\n", "one_liner": "Software to accelerate construction by finding issues in 3D BIM", "team_size": 10, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1416222759, "tags": [ "Virtual Reality", "Construction", "Collaboration", "Design Tools", "AI" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2015", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Fully Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/resolve", "api": "https://yc-oss.github.io/api/batches/winter-2015/resolve.json" }, { "id": 809, "name": "EquipmentShare", "slug": "equipmentshare", "former_names": [ "EquipmentShare.com" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/ad05853522c217d92c372ba8883ff6b45dd83d99.png", "website": "https://www.equipmentshare.com", "all_locations": "Columbia, MO, USA", "long_description": "EquipmentShare delivers cloud solutions for the construction industry. We provide a better equipment rental experience, fleet tracking software and hardware security solutions to help contractors work smarter. ", "one_liner": "Cloud solutions for the construction industry.", "team_size": 5400, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1416306934, "tags": [ "Construction" ], "tags_highlighted": [], "top_company": true, "isHiring": true, "nonprofit": false, "batch": "Winter 2015", "status": "Public", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/equipmentshare", "api": "https://yc-oss.github.io/api/batches/winter-2015/equipmentshare.json" }, { "id": 881, "name": "Vernox", "slug": "vernox", "former_names": [], "small_logo_thumb_url": "/company/thumb/missing.png", "website": "http://www.vernox.io", "all_locations": "Berkeley, CA, USA", "long_description": "vernox is a streamlined production planning system for construction projects\n\nProject teams use vernox to coordinate all aspects of their work on small to large-scale construction projects. Teams using vernox are able to easily communicate work plans, identify look ahead tasks, track and remove constraints and seamlessly update work plans from week to week based on actual task completion.", "one_liner": "Production planning software for construction teams. Like Asana or…", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1429997722, "tags": [ "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2015", "status": "Inactive", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/vernox", "api": "https://yc-oss.github.io/api/batches/summer-2015/vernox.json" }, { "id": 1027, "name": "Start Closing", "slug": "start-closing", "former_names": [], "small_logo_thumb_url": "/company/thumb/missing.png", "website": "http://www.startclosing.com", "all_locations": "Coffeyville, KS, USA", "long_description": "Start Closing is the best project and customer tracking tool for the restoration roofing industry. Our product aims to provide Contractors a streamlined way toward transparency with the customer, efficiency within their own organization, and accountability throughout the restoration claim process.", "one_liner": "Start Closing is changing the way homeowners and contractors interact…", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1447435216, "tags": [ "Insurance", "Home Services" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2016", "status": "Inactive", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/start-closing", "api": "https://yc-oss.github.io/api/batches/winter-2016/start-closing.json" }, { "id": 1185, "name": "SmartSite", "slug": "smartsite", "former_names": [], "small_logo_thumb_url": "/company/thumb/missing.png", "website": "http://www.smartsitesafety.com/", "all_locations": "London, England, United Kingdom", "long_description": "Making construction sites safer for workers, and easier to manage for the firms that operate them. \n\nSmartSite makes active mitigation of health and safety risks automatic, and helps companies comply with regulation. SmartSite combines a rugged, site-deployed smart connected device, with a robust cloud infrastructure and accessible dashboards.", "one_liner": "Smartsite is a hardware device to protect workers from health risks…", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1461182717, "tags": [ "Hardware", "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2016", "status": "Inactive", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United Kingdom", "Europe" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/smartsite", "api": "https://yc-oss.github.io/api/batches/summer-2016/smartsite.json" }, { "id": 1265, "name": "Bulldozair", "slug": "bulldozair", "former_names": [ "BulldozAIR" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/3dffe52796a98de944fc574c506e6e924e4a7085.png", "website": "https://www.bulldozair.com", "all_locations": "Paris, Île-de-France, France", "long_description": "Bulldozair is a technology company backed by Y Combinator (US), Station F (EU) and Kima Ventures (EU).\r\n\r\nWe provide a collaborative web and mobile platform that helps companies that own real estate or industrial assets to deliver their construction projects on time and on budget.\r\n\r\nBulldozair digitally integrates all the construction process, compliance and checklists and deliver them to contractors and engineering teams. \r\nUsers follow their project progress on Dashboard and are alerted anytime there is a potential delay or technical risk and can collaborate online with those companies to solve problems.\r\n\r\nWith their mobile application, construction teams collect data on the field (forms, measurements, pictures, plans...) that are uploaded directly on a collaborative platform.\r\nAll that communication between stakeholders is archived for traceability. \r\nAll the legal and contractual reporting that took weeks is now done automatically.\r\n\r\nBulldozair is now deployed across the biggest names of the corporate world in infrastructure construction but also in manufacturing, energy and retail.", "one_liner": "Construction management platform ", "team_size": 8, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1461732013, "tags": [ "SaaS", "Construction", "Enterprise" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2016", "status": "Acquired", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "France", "Europe", "Remote", "Partly Remote" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/bulldozair", "api": "https://yc-oss.github.io/api/batches/summer-2016/bulldozair.json" }, { "id": 1593, "name": "Aecore", "slug": "x3-builders", "former_names": [ "Net30", "X3 Builders", "Origin Renovation", "X3 Builders" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/1f8ba6740314e036f250da78c5dbf2d870d11be8.png", "website": "https://www.aecore.com", "all_locations": "San Jose, CA, USA", "long_description": "Aecore is a technology-enabled commercial contractor focused on vertical integration and agile project delivery through automation. Our in-house design team, project managers and software engineers guide clients through the process from conceptual design to completion. We will ensure you are getting the best possible pricing by leveraging our network of contractors and material suppliers.", "one_liner": "Vertically integrated commercial construction", "team_size": 6, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1493178111, "tags": [ "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2017", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/x3-builders", "api": "https://yc-oss.github.io/api/batches/summer-2017/x3-builders.json" }, { "id": 1602, "name": "UpCodes", "slug": "upcodes", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/15c3c6a3f40eaf81fd3809d5415dfa4001e2bd6f.png", "website": "https://up.codes/", "all_locations": "Austin, TX, USA; Remote", "long_description": "UpCodes simplifies code compliance for architects, engineers, and construction professionals with a centralized, searchable library of 6,000+ state and city building codes. Using NLP to parse complex code adoptions across U.S. jurisdictions, UpCodes powers the first AI-powered code-to-spec workflow, connecting regulations to specifications and a growing product library. The platform also provides an AI solution for building product manufacturers, enabling them to showcase compliant products and reach design professionals at the moment of specification. With 800,000 monthly active users, UpCodes has seen strong product-led growth in transforming how teams navigate construction regulations.", "one_liner": "AI platform for unifying codes, assemblies, products, and specs", "team_size": 35, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1493263306, "tags": [ "GovTech", "Construction", "B2B" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Summer 2017", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Fully Remote" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/upcodes", "api": "https://yc-oss.github.io/api/batches/summer-2017/upcodes.json" }, { "id": 1636, "name": "Rabbet", "slug": "rabbet", "former_names": [ "Contract Simply" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/71a94018030f7d7d85f1b0d093981745b4c3715c.png", "website": "http://rabbet.com", "all_locations": "Austin, TX, USA", "long_description": "Rabbet brings efficiency, accuracy and transparency to the complex construction finance industry. The platform uses machine learning to parse documents and connect information for reduced administrative burden, verifiable compliance, and faster decision-making for real estate lenders and developers.\r\n\r\nFormerly Contract Simply. ", "one_liner": "Bringing efficiency, accuracy and transparency to construction finance", "team_size": 23, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1493404227, "tags": [ "Real Estate" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2017", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/rabbet", "api": "https://yc-oss.github.io/api/batches/summer-2017/rabbet.json" }, { "id": 1838, "name": "OSIMple", "slug": "osimple", "former_names": [ "BigBridge Technologies Inc" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/6c1c2a9980ae69d40edf2b33fff65a5bb696aa68.png", "website": "http://osimple.co", "all_locations": "Kitchener, ON, Canada", "long_description": "OSIMple automates data entry for inspectors by replacing stacks of paper with tablets and by generating completed inspection forms. This saves inspectors almost half of their inspection time. Founder Amanda Chan and Michael Miller came across the idea while talking to friends and professors in the civil engineering department at their university. They started building better software for bridge inspectors who were using very manual processes, and it’s been used on over 400 bridges so far. They’ve recently expanded to service home inspectors as well.\r\n\r\nRobust, easy to use software and committed team of self-starters providing fast and reliable customer service. We are chalk full of Software Engineering expertise and ready to automate routine inspection tasks to let you focus on meaningful work.", "one_liner": "Software for inspectors to automate their paper workflow. ", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1510200187, "tags": [ "Workflow Automation", "Enterprise Software" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2018", "status": "Inactive", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Canada", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/osimple", "api": "https://yc-oss.github.io/api/batches/winter-2018/osimple.json" }, { "id": 12043, "name": "Handle.com", "slug": "handle-com", "former_names": [ "Handle" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/4e635e21a9de56891c70f767bf4b79d54351abc4.png", "website": "https://www.handle.com", "all_locations": "San Francisco, CA, USA", "long_description": "Handle builds software that helps simplify construction financial management by automating manual and repetitive tasks throughout the life cycle of construction payments.", "one_liner": "Simplifying Payments and Compliance for Construction Suppliers", "team_size": 55, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1541563431, "tags": [ "Payments", "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2019", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/handle-com", "api": "https://yc-oss.github.io/api/batches/winter-2019/handle-com.json" }, { "id": 12547, "name": "BuildStream", "slug": "buildstream", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/a346cf07a26624abf679c1618b90102d1b5282f4.png", "website": "https://buildstream.co", "all_locations": "London, England, United Kingdom; New York, NY, USA", "long_description": "BuildStream makes recruitment and payroll easier than ever for busy construction projects looking to hire temporary workers.\r\n\r\nClients get high quality, reliable workers in super quick time, while saving 35% on agency fees.\r\n\r\nWorkers finding jobs through us get better pay, faster pay, and are able to choose from high quality, local jobs.", "one_liner": "Workforce solutions for the construction industry", "team_size": 9, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1556075929, "tags": [ "Fintech", "Marketplace", "Payments", "Construction", "Payroll" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2019", "status": "Inactive", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United Kingdom", "United States of America", "Europe", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/buildstream", "api": "https://yc-oss.github.io/api/batches/summer-2019/buildstream.json" }, { "id": 12646, "name": "Downtobid", "slug": "downtobid", "former_names": [ "basis", "downtobid" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/d63589ab125b18c4f235fe17ab462bfbde2b02ec.png", "website": "https://downtobid.com", "all_locations": "Los Angeles, CA, USA; Remote", "long_description": "Our product helps GCs automatically identify scopes of work, find qualified local subcontractors, and send personalized bid invites.\r\n\r\n", "one_liner": "Using AI to understand construction plans faster.", "team_size": 5, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1556761531, "tags": [ "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2019", "status": "Acquired", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Fully Remote" ], "stage": "Early", "app_video_public": true, "demo_day_video_public": true, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/downtobid", "api": "https://yc-oss.github.io/api/batches/summer-2019/downtobid.json" }, { "id": 12850, "name": "Curri", "slug": "curri", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/ed2e7167e1eff92b17d32c0735b56ffe5d4ef549.png", "website": "http://www.curri.com", "all_locations": "Los Angeles, CA, USA", "long_description": "Curri provides on-demand, last-mile logistics for construction and adjacent industries with our nationwide fleet of cars, trucks, and flatbeds. ", "one_liner": "Construction & industrial logistics platform.", "team_size": 104, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1559266752, "tags": [ "Construction", "B2B", "Delivery", "Logistics", "Electric Vehicles" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Summer 2019", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/curri", "api": "https://yc-oss.github.io/api/batches/summer-2019/curri.json" }, { "id": 13090, "name": "Ladder", "slug": "ladder", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/6f98686d68c0881aeebeba08fe6f42dcd7903206.png", "website": "http://meetladder.com", "all_locations": "Atlanta, GA, USA; Remote", "long_description": "Ladder is a recruiting platform for the construction trades. ", "one_liner": "Labor Marketplace for Construction", "team_size": 1, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1598130241, "tags": [ "Marketplace", "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2020", "status": "Acquired", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Fully Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/ladder", "api": "https://yc-oss.github.io/api/batches/summer-2020/ladder.json" }, { "id": 13116, "name": "Tough Commerce", "slug": "tough-commerce", "former_names": [ "Brokrete", "Brokrete (dba Tough Commerce)", "Tough Commerce (FKA Brokrete)" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/f12a29d14c3456dffda5e1e672c9823b4c8acc34.png", "website": "http://www.toughcommerce.com", "all_locations": "Toronto, ON, Canada", "long_description": "Tough Commerce is the only white-label commerce platform tailored for industry-specific workflows and enable merchants, suppliers, producers and manufacturers to digitize their processes. Behind the scenes, we provides order management, location management, pricing management, dispatching, logistics, messaging, e-ticketing, invoicing, customer portal, AR automation, payment, payouts and real-time delivery capabilities through driver app. With financial and operational ERP integrations, our technology can operate stand-alone or seamlessly alongside deeply integrated products.", "one_liner": "Shopify for construction.", "team_size": 21, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1584124610, "tags": [ "B2B", "E-commerce" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2020", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Canada", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/tough-commerce", "api": "https://yc-oss.github.io/api/batches/winter-2020/tough-commerce.json" }, { "id": 13121, "name": "Handoff", "slug": "handoff", "former_names": [ "1build" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/7c28f259776f3ae753c7e797a8482d385f032fef.png", "website": "https://www.handoff.ai/", "all_locations": "Austin, TX, USA", "long_description": "Handoff creates instant construction estimates and automates business operations for contractors with AI.\r\n\r\nUsing generative AI technology and access to localized construction costs, Handoff provides remodelers with a fast, accurate, and intuitive way to create construction cost estimates in minutes.", "one_liner": "AI estimator & agent for remodelers.", "team_size": 20, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1578363908, "tags": [ "Machine Learning", "Construction", "B2B", "Proptech", "API" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Winter 2020", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/handoff", "api": "https://yc-oss.github.io/api/batches/winter-2020/handoff.json" }, { "id": 13348, "name": "PillarPlus", "slug": "pillarplus", "former_names": [ "AutoMEP" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/b019dc9df86b0e3d7418198422cddd4c458d87a6.png", "website": "https://pillarplus.com", "all_locations": "MH, India", "long_description": "We put life into a building by designing it’s mechanical, fire, electrical, plumbing services. Architects and contractors hire consultants, who still design the building manually. Our software automates this design step and even calculates the bill of materials with project cost estimates.", "one_liner": "Software to automatically create construction blueprints", "team_size": 30, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1583954357, "tags": [ "Artificial Intelligence", "Construction", "B2B" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2020", "status": "Inactive", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "India", "South Asia", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/pillarplus", "api": "https://yc-oss.github.io/api/batches/winter-2020/pillarplus.json" }, { "id": 21896, "name": "TANGObuilder", "slug": "tangobuilder", "former_names": [ "Jarvis Design", "Tango Builder (formerly Jarvis Design)", "Tango Builder" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/90fa39364fe12db10124f53867cf0001a6382a3c.png", "website": "https://www.tangobuilder.com", "all_locations": "San Francisco, CA, USA; Remote", "long_description": "Today the building design process is cumbersome and expensive. Architects submit their design to structural engineers for validation. Engineers need to design all structural elements such as walls, columns, and beams to ensure the structure will not collapse and complies with regulations. The structural engineer needs four to six weeks to generate the initial solution. The engineer will submit his proposal to the architect and then engage in an extensive back and forth discussion until they agree on a satisfying solution. TANGObuilder generates the building structural design in real-time, cutting six weeks of the overall process, and reducing material usage by 30%.", "one_liner": "TANGObuilder automates structural engineers jobs. ", "team_size": 9, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1593458330, "tags": [ "SaaS", "Construction", "Housing" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2020", "status": "Inactive", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Fully Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/tangobuilder", "api": "https://yc-oss.github.io/api/batches/summer-2020/tangobuilder.json" }, { "id": 23327, "name": "Machine26", "slug": "machine26", "former_names": [ "Machine26 GmbH" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/8bf1cbff963d1cc8e69241efb2362a967eb0006f.png", "website": "https://www.machine26.com/", "all_locations": "Berlin, Berlin, Germany", "long_description": "Machine26 is a marketplace that helps construction machine owners to sell their machines without any effort. Our inspection app collects all relevant data on the machine condition so that our customers can receive the best offer from international used dealers within a few days.", "one_liner": "Marketplace for construction machines", "team_size": 12, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1616096534, "tags": [ "Marketplace", "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2021", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Germany", "Europe", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/machine26", "api": "https://yc-oss.github.io/api/batches/winter-2021/machine26.json" }, { "id": 23636, "name": "Humance", "slug": "humance", "former_names": [ "Angkm", "Blushh", "blushh", "Blushh", "R.care" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/f3b53627ae1b22d1f3bdcba5ce58bcf5be26b18a.png", "website": "https://www.humance.tech/", "all_locations": "Remote", "long_description": "Humance is building an AI-powered project management tool for the construction industry, where work is highly coordinated and delays are costly.\r\n\r\nLarge projects involve dozens of interdependent workstreams where a single setback can cascade unpredictably through the entire timeline. Today, most project managers track this manually — tracing dependencies by hand, updating schedules, and notifying stakeholders one by one. It's slow, error-prone, and pulls focus away from the higher-order decisions that demand real expertise.\r\n\r\nExperienced project managers carry deep knowledge — of sequencing, trade-offs, site realities, and stakeholder dynamics — that no tool can replicate. Humance is built around that expertise. By handling the mechanical work of dependency tracking and schedule coordination, it frees project managers to do what they're actually skilled at: exercising judgment, managing complexity, and keeping the big picture in view.", "one_liner": "AI that keeps complex construction projects on schedule.", "team_size": 3, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1614638320, "tags": [ "Construction", "B2B", "Scheduling", "AI" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2021", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Remote", "Fully Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/humance", "api": "https://yc-oss.github.io/api/batches/winter-2021/humance.json" }, { "id": 23971, "name": "Concord Materials", "slug": "concord-materials", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/3184c6727a76207d43485049fdf4e2604c6b26d7.png", "website": "https://concordmaterials.com", "all_locations": "New York, NY, USA", "long_description": "SaaS automation tools, financing and marketplace for bulk construction materials", "one_liner": "Automating procurement and finance for construction companies", "team_size": 7, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1629906919, "tags": [ "Fintech", "Machine Learning", "Marketplace", "Insurance", "Enterprise" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2021", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/concord-materials", "api": "https://yc-oss.github.io/api/batches/summer-2021/concord-materials.json" }, { "id": 24152, "name": "RendaloMaq", "slug": "rendalomaq", "former_names": [ "Rendalo Maq" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/2e1132846650d921dfe536d983a9835025e5f35b.png", "website": "https://www.rendalomaq.com/", "all_locations": "Santiago, Santiago Metropolitan Region, Chile", "long_description": "RendaloMaq is the main tech-powered equipment rental company in Latin America. Leveraging our core tech ROS® (Rendalo Operating System), we simplify and accelerate equipment access for the construction and mining industries. Fleet management and equipment rentals under control. Our mission is to drive productivity through technological innovation while delivering reliable, world-class service.", "one_liner": "Tech-powered equipment rentals in Latam.", "team_size": 25, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1624368629, "tags": [ "Construction", "B2B" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2021", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Chile", "Latin America", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/rendalomaq", "api": "https://yc-oss.github.io/api/batches/summer-2021/rendalomaq.json" }, { "id": 24291, "name": "DigiBuild", "slug": "digibuild", "former_names": [ "DigiBuild Software Inc.", "DigiBuild Software" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/619bfcc11ede71a157f8463466ae0bd8ddd6cc7e.png", "website": "https://digibuild.com", "all_locations": "Miami, FL, USA", "long_description": "Our platform fixes construction's broken supply chain. 70% of construction projects finish late or over budget; procuring and managing building materials is the number 1 reason why. \r\n\r\nWe use LLMs to buy and manage building materials for large construction companies.\r\nWith DigiBuild, construction contractors can find, order, track and manage their materials from the supplier to the job site. We help customers save money, staff time, and improve construction project schedules.\r\n\r\nWe work with the top real estate developers, general contractors, and subcontractors in the US. We manage billions in building material volume annually in the 2nd largest market in the world.", "one_liner": "We buy & track building materials for construction companies.", "team_size": 15, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1626214444, "tags": [ "Artificial Intelligence", "SaaS", "Supply Chain", "AI", "ML" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Summer 2021", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/digibuild", "api": "https://yc-oss.github.io/api/batches/summer-2021/digibuild.json" }, { "id": 24543, "name": "Bolster", "slug": "bolster", "former_names": [ "CostCertified" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/2118ef969f1350ba67b660fc943964dbc77e4bd0.png", "website": "https://bolsterbuilt.com", "all_locations": "Calgary, AB, Canada", "long_description": "We are building the Amazon for construction where contractors can give their customers an interactive shopping experience, turning the estimate into a point-of-sale, for the first time. It is a marketplace for general contractors, subcontractors, retailers and consumers, powered by a database of over 114,000 real items.\r\n", "one_liner": "The platform for buying, selling and managing residential construction", "team_size": 25, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1624470842, "tags": [ "Fintech", "Marketplace", "Proptech" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Summer 2021", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Canada", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/bolster", "api": "https://yc-oss.github.io/api/batches/summer-2021/bolster.json" }, { "id": 25267, "name": "TigerEye", "slug": "tigereye", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/cb773861a8ee7d9c8f9ea1ad72eeeb3cc4a2283e.png", "website": "http://tigereye.com/", "all_locations": "San Francisco, CA, USA; Remote", "long_description": "TigerEye eliminates bullsh*t so construction professionals can focus\r\non building the infrastructure that makes our world work\r\n", "one_liner": "AI for Construction", "team_size": 30, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1662668055, "tags": [ "Artificial Intelligence", "SaaS", "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2022", "status": "Acquired", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Fully Remote" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/tigereye", "api": "https://yc-oss.github.io/api/batches/summer-2022/tigereye.json" }, { "id": 25318, "name": "Scope3D", "slug": "scope3d", "former_names": [ "WeReno", "Inc.", "VIDCALL", "Inc", "WeReno", "WeReno (Vidcall", "Inc.)", "WeReno", "Scope3D (fka WeReno)" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/9829f1724ebbe405bb8d2b742deed7a21e5388c0.png", "website": "https://scope3d.com", "all_locations": "San Francisco, CA, USA", "long_description": "Scope3D, formerly WeReno, is building the AI-powered 3D operating system for buildings.\r\n\r\nWe convert BIM and construction files into fast, web-native 3D twins that owners, builders, architects, contractors, and operators can use to scope, price, renovate, furnish, maintain, and forecast CapEx. Instead of running buildings from 2D PDFs, spreadsheets, and email threads, Scope3D makes the building itself the interface.\r\n\r\nWe started as WeReno, working across hotels, commercial buildings, restaurants, and homes. That work revealed the bigger opportunity: buildings are designed in 3D, but the industry still operates them in 2D. Scope3D brings those buildings back to life as living, AI-readable assets.", "one_liner": "AI-powered 3D building twins for design, renovation, and CapEx.", "team_size": 12, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1647622736, "tags": [ "Real Estate", "Construction", "Proptech", "AI" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2022", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/scope3d", "api": "https://yc-oss.github.io/api/batches/winter-2022/scope3d.json" }, { "id": 25647, "name": "PermitFlow", "slug": "permitflow", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/7ded490920c3d66fa08b0a9da3269ee21d78daff.png", "website": "http://www.permitflow.com", "all_locations": "New York, NY, USA", "long_description": "Intuitive AI platform that helps general contractors and developers manage their preconstruction process", "one_liner": "Construction's AI Platform", "team_size": 80, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1647835770, "tags": [ "GovTech", "Construction", "Proptech", "AI" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Winter 2022", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Growth", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/permitflow", "api": "https://yc-oss.github.io/api/batches/winter-2022/permitflow.json" }, { "id": 25965, "name": "Vobi", "slug": "vobi", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/e8dcb7b1cc2f5fd75bfe43bb9d835205a9eca5d8.png", "website": "https://www.vobi.com.br", "all_locations": "São Paulo, SP, Brazil; Remote", "long_description": "Vobi is a project management platform for small construction businesses, like home remodeling companies, contractors, and architects.\r\n\r\nWe help them save up to 50% of their time spent on manual work, mainly on the procurement and estimation processes, so they have more time to focus on their core activities. Through Vobi, they can manage projects from start to finish, collaborate with their customers, plan, quote, and make purchases or payments to suppliers, all in one place. No more spreadsheets and papers!", "one_liner": "All-in-one project management software for construction SMBs in Latam", "team_size": 45, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1644269626, "tags": [ "Marketplace", "SaaS", "Construction", "B2B" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2022", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Brazil", "Latin America", "Remote", "Fully Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/vobi", "api": "https://yc-oss.github.io/api/batches/winter-2022/vobi.json" }, { "id": 26190, "name": "HippoBuild", "slug": "hippobuild", "former_names": [ "Hippo.Build" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/a5b7abe9b8dc9591204def8329e61e695322cd8e.png", "website": "https://hippo.build", "all_locations": "Bogotá, Bogota, Colombia; Remote", "long_description": "Hippo Build is building the Operating System for the Construction industry.   \r\nWe automate and optimize back office functions and the supply chain of Small and Medium Construction Companies. We save our customers hours everyday, and 1000’s of dollars every month on better sourced materials. And it takes only minutes for them to onboard\r\n\r\nWe charge a small SaaS fee, + 1% transaction fee for the materials sourced. We are integrated with multiple marketplaces and providers, letting us automatically source better priced materials. This allows us to stay affordable for the SMB, whilst earning $20-100K per company. ", "one_liner": "The Operating System of the construction industry", "team_size": 5, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1643066550, "tags": [ "SaaS", "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2022", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Colombia", "Latin America", "Remote", "Fully Remote" ], "stage": "Early", "app_video_public": true, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/hippobuild", "api": "https://yc-oss.github.io/api/batches/winter-2022/hippobuild.json" }, { "id": 26501, "name": "Albiware Inc.", "slug": "albiware-inc", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/98b59db8e386fdd1ee47fb4a3c5d37055f50994a.png", "website": "https://www.albiware.com", "all_locations": "Downers Grove, IL, USA", "long_description": "Albiware (Albi) is a B2B SaaS solution for the $100B+ insurance damage repair industry. Albi provides an all-in-one platform for damage repair contractors to manage all aspects of their business including: CRM, project management, field documentation, scheduling, BI, marketing automation, communication, HR management, and much more. Albi is built by contractors who felt the pain that lack of technology brought and set out on a mission to build a SaaS that all insurance damage repair contractors want. Albi helps their customers reduce claims friction between them and the insurance company by providing tools to seamlessly document the work that was performed at projects. Albi helps users sync their communication company-wide through email, text, and phone directly in the platform. Albi helps contractors get paid faster by streamlining the process of a project from first call to completion. Albi also helps their customers make better business decisions through their BI tool with customizable reporting. ", "one_liner": "B2B SaaS for insurance damage repair contractors. ", "team_size": 12, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1655153070, "tags": [ "SaaS", "Insurance" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2022", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/albiware-inc", "api": "https://yc-oss.github.io/api/batches/summer-2022/albiware-inc.json" }, { "id": 28070, "name": "Clad", "slug": "clad", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/5ab0e3d7b0de12617818a986b541a5e524c146ae.png", "website": "https://withclad.com/", "all_locations": "New York, NY, USA", "long_description": "Clad is project management and billing software for infrastructure.\r\n\r\nThe world is rebuilding its internet and power networks. The utilities, internet companies, and contractors tasked with this work face immense pressure to deliver.\r\n\r\nBut their tools haven’t caught up. Contractors struggle to grow, constrained by cashflow. Operators fly blind, lacking real time visibility into issues. \r\n\r\nClad unifies project operations and finance to automate project tracking, payments, and permitting.\r\n\r\nWith Clad, contractors grow faster and improve their margins. Operators execute smoothly. And everyone can focus on what’s most important - building.", "one_liner": "Project management software for building infrastructure.", "team_size": 7, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1672801770, "tags": [ "Marketplace", "SaaS", "Construction", "B2B", "Collaboration" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Winter 2023", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/clad", "api": "https://yc-oss.github.io/api/batches/winter-2023/clad.json" }, { "id": 28822, "name": "Electric Air", "slug": "electric-air-2", "former_names": [ "Helios Climate Industries", "Electric Air", "Electric Air (Previously Helios Climate)" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/de40cdab3b2a59f362314d96298b6bfbfdf6a69b.png", "website": "https://www.electricair.io/", "all_locations": "San Francisco, CA, USA", "long_description": "Electric Air is a tech-enabled contractor for heat pump installations that cuts costs by 60%. Heat pumps are the most efficient way to heat American homes with a $53B annual market opportunity. ", "one_liner": "Tech-enabled heat pump contractor that cuts costs by 60%", "team_size": 18, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1689390208, "tags": [], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Summer 2023", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/electric-air-2", "api": "https://yc-oss.github.io/api/batches/summer-2023/electric-air-2.json" }, { "id": 28823, "name": "Craftwork", "slug": "craftwork", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/a808b8722de9d2ecbb9fc19cae6ba864f6358f23.png", "website": "https://craftwork.com/", "all_locations": "Charlotte, NC, USA", "long_description": "Craftwork is a full-service home painting company that uses software to dramatically improve the homeowner and operator experience.", "one_liner": "Digital-native home painting franchise", "team_size": 50, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1689608644, "tags": [ "Proptech", "Home Services", "Home Automation" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Summer 2023", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/craftwork", "api": "https://yc-oss.github.io/api/batches/summer-2023/craftwork.json" }, { "id": 29121, "name": "Constructable", "slug": "constructable", "former_names": [ "No-Idea", "Jem", "Superset OS" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/9d0ff3f692bfb08031dfe4107b5c7695d63a7d30.png", "website": "https://www.constructable.ai/", "all_locations": "Santa Barbara, CA, USA", "long_description": "Constructable is the modern alternative to Procore, Autodesk, and Fieldwire. We help mid-size general contractors manage the entire lifecycle of a commercial project from bidding to closeout.\r\n\r\nWith Constructable, teams can accelerate field, project, and financial management in one intuitive system. RFIs, submittals, drawings, daily logs, punch lists, change orders—everything lives in one place, with AI-powered search to find answers instantly.\r\n\r\nGCs and builders across the U.S. and Canada are already running smoother projects on Constructable.\r\n\r\nLearn more at constructable.ai", "one_liner": "Building the next Procore", "team_size": 6, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1690913303, "tags": [ "SaaS", "Construction", "B2B", "Productivity", "AI" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2023", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/constructable", "api": "https://yc-oss.github.io/api/batches/summer-2023/constructable.json" }, { "id": 29481, "name": "CoCrafter", "slug": "cocrafter", "former_names": [ "Cocrafter" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/eaa3b38747c09e419136e2963e5b3658b426cd90.png", "website": "https://cocrafter.com/", "all_locations": "Munich, BY, Germany", "long_description": "CoCrafter is a construction marketplace to match contractors and subcontractors. Already used by over 3000 companies in the strong German SMB sector, CoCrafter helps contractors to find and manage local as well as foreign subcontractors.", "one_liner": "B2B construction marketplace to match contractors and subcontractors.", "team_size": 9, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1710299477, "tags": [ "Marketplace", "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2024", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Germany", "Europe" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/cocrafter", "api": "https://yc-oss.github.io/api/batches/winter-2024/cocrafter.json" }, { "id": 29511, "name": "InspectMind AI", "slug": "inspectmind-ai", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/380201f9cadb6a3d51cb0328080b2378d425269f.png", "website": "https://www.inspectmind.ai", "all_locations": "San Francisco, CA, USA", "long_description": "An AI agent that catches issues in construction drawings before they become costly rework and project delays", "one_liner": "AI agent for construction drawings review", "team_size": 3, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1705128056, "tags": [ "Artificial Intelligence", "Construction", "B2B", "Proptech", "AI" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Winter 2024", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/inspectmind-ai", "api": "https://yc-oss.github.io/api/batches/winter-2024/inspectmind-ai.json" }, { "id": 30062, "name": "Karmen", "slug": "karmen", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/fa668d5cbf2cf7fdadb1d8847e54392cbd356305.png", "website": "https://www.karmenai.com", "all_locations": "San Francisco, CA, USA", "long_description": "Karmen is an AI scheduling assistant for construction. Karmen builds your baseline schedules from project documents, and updates them as your project evolves, saving you time and potential delays.\r\n\r\n", "one_liner": "Your AI scheduling assistant for construction", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1731024115, "tags": [], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Fall 2024", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/karmen", "api": "https://yc-oss.github.io/api/batches/fall-2024/karmen.json" }, { "id": 30089, "name": "Fresco", "slug": "fresco", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/b817d9ff432f589aa1f3d4acdce2adb596dc372c.png", "website": "https://fresco-ai.com/", "all_locations": "San Francisco, CA, USA", "long_description": "Fresco is an AI-powered takeoff and estimating for Division 8 construction (doors, frames, and hardware).\r\n\r\nEstimating Division 8 has always been brutally manual: flipping through hundreds of pages of specs, cross-referencing hardware sets, and building out schedules by hand. A single missed door or misread hardware group can kill a bid's margin.\r\n\r\nFresco automates the entire takeoff process with 99% accuracy, cutting the time estimators spend on takeoffs by 70%. We've processed 3,000+ takeoffs for general contractors and Division 8 subs, and we're becoming the system of record for how this trade gets estimated.\r\n\r\nDivision 8 is our beachhead: it's complex enough that AI creates massive value, and siloed enough that the incumbents haven't solved it. We're starting here and expanding across the spec trades.", "one_liner": "AI copilot for construction estimators", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1729716280, "tags": [], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Fall 2024", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": true, "url": "https://www.ycombinator.com/companies/fresco", "api": "https://yc-oss.github.io/api/batches/fall-2024/fresco.json" }, { "id": 30105, "name": "ArchiLabs", "slug": "archilabs", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/fb2a3cdbbb6f4b0b97cc737484c96197f2cb06a5.png", "website": "https://archilabs.ai", "all_locations": "San Francisco, CA, USA", "long_description": "ArchiLabs is building the AI CAD tool for architects and engineers. We focus on use cases like: production homebuilding, modular housing, MEP, fire suppression systems, and more.", "one_liner": "AI CAD for AEC", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1732038457, "tags": [ "SaaS", "Construction", "B2B", "Proptech", "AI" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Fall 2024", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada", "Remote", "Partly Remote" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/archilabs", "api": "https://yc-oss.github.io/api/batches/fall-2024/archilabs.json" }, { "id": 30177, "name": "Bild AI", "slug": "bild-ai", "former_names": [ "Comply AI", "Bilds AI" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/8e9f3a32db39a8212bb016c786d67f53ed0bf27c.png", "website": "https://www.bild.ai", "all_locations": "San Francisco, CA, USA", "long_description": "Bild AI automates Division 8 estimating — doors, frames, and hardware — end to end. Bild AI reads blueprints and specs, generates opening (door) schedules automatically, prices the bid, and exports it directly into the ERPs Division 8 shops already run on, including Comsense, Avaware, and ProTech.\r\n\r\nDivision 8 estimating is the brutal trifecta of nitty-gritty details, where typos cost hundreds of thousands, and timelines are tight. Thousands of pages of specs, hardware sets cross-referenced by hand, and a single missed opening that can sink a bid's margin. Bild AI collapses days of takeoff into hours, and clients have bid 50% more with smaller estimating teams.\r\n\r\nBacked by Khosla Ventures (YC W25).", "one_liner": "AI estimating & detailing for Division 8 doors, frames & hardware", "team_size": 8, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1738874630, "tags": [], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Winter 2025", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/bild-ai", "api": "https://yc-oss.github.io/api/batches/winter-2025/bild-ai.json" }, { "id": 30317, "name": "Permitify", "slug": "permitify", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/e0fb1e449f45c8f9ca33c6947992cac6af3e8c0f.png", "website": "https://permitify.com", "all_locations": "", "long_description": "City building departments are understaffed and overworked. Meanwhile, builders lobby to remove power from building departments. Because building departments are usually the only profitable/self-sustaining branch of a local government, this is problematic. Permitify allows city build-plan reviewers to 10x their productivity covering the labor shortage, reducing the time required to issue a building permit, and allowing the city government's only profitable branch to stay intact.", "one_liner": "AI co-pilot for building plan review and building code compliance", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1737593819, "tags": [ "Generative AI", "GovTech", "Computer Vision", "Construction" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2025", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Unspecified" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/permitify", "api": "https://yc-oss.github.io/api/batches/winter-2025/permitify.json" }, { "id": 30467, "name": "Opusense AI", "slug": "opusense-ai", "former_names": [ "Opusense AI", "Opusense" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/d1118b422f2be63b5d6c5b12b721a468712deb7d.png", "website": "https://www.opusense.com/", "all_locations": "", "long_description": "Opusense AI automates field report writing for construction field inspectors. Instead of typing up notes at the end of the day, inspectors can now walk a site, speak observations aloud, snap photos, and let our AI assistant generate a detailed, organized report on-site and in real time.\r\n\r\nCombined, the founding team has over 15 years in the construction industry. Writing up these field reports used to take up at least 20% of the week. With Opusense, we cut that time by 5x. Our team combines deep construction experience with technical expertise, Roya has a PhD in civil engineering, and Michael has worked at multiple construction tech startups.\r\n\r\nWhy hasn’t this been done before? Construction is slow to adopt new tech, and reporting is messy, photos, voice notes, and field notes all live in silos. Turning that into a clear, structured report requires real insight into how inspectors work and what clients need. Only now, with advances in AI, can we process unstructured data adequately to generate high-quality reports in real time.\r\n\r\nThe opportunity is massive. Every inspection firm and contractor is struggling with documentation. Manual reports slow them down, create inconsistencies, and delay handoffs. We believe AI can do this better, and Opusense is proving it.", "one_liner": "AI for Field Inspection Reports", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1746456872, "tags": [], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Spring 2025", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "Unspecified" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/opusense-ai", "api": "https://yc-oss.github.io/api/batches/spring-2025/opusense-ai.json" }, { "id": 30620, "name": "Bidflow", "slug": "bidflow", "former_names": [ "Playdo.ai", "Ghostship" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/fb5bdff2af780675e7950b4a0fb5dcad2dfdc802.png", "website": "https://usebidflow.com", "all_locations": "New York, NY, USA", "long_description": "We use AI to help electricians speed up the time it takes to submit a competitive bid to a job. We do this by scanning complex CAD drawings and 10X-ing the time it takes to estimate a job. This involves using vision models to read and count complex symbols in large PDFs, which typically take hours (sometimes days) to do precisely. Every missed symbol can cost thousands, and our AI can count to 99% accuracy.", "one_liner": "AI Takeoffs for Electrical", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1754285936, "tags": [ "SaaS", "Computer Vision", "Construction", "Infrastructure" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Winter 2026", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/bidflow", "api": "https://yc-oss.github.io/api/batches/winter-2026/bidflow.json" }, { "id": 30845, "name": "Structured AI", "slug": "structured-ai", "former_names": [], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/7b994637fa890bb7d41d69d022b3d15f6e4f3e8c.png", "website": "https://www.getstructured.ai/", "all_locations": "New York, NY, USA", "long_description": "Structured AI is building the AI workforce for construction design engineering, starting with AI agents that perform quality control on technical documents and drawings. Our agents learn your standards, apply the right building codes, and automatically review your drawings, so you see fewer clashes, fewer inconsistencies, and fewer costly RFIs and change orders.\r\n\r\n⚙️ Automates QA/QC across mechanical, electrical, structural and more\r\n🧩 Used by multi-disciplinary design firms to deliver projects faster with less risk\r\n🚀 Mission: Free engineers to focus on creative design, not repetitive admin", "one_liner": "AI workforce for Construction Engineering", "team_size": 10, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1759212406, "tags": [ "Computer Vision", "Construction", "Architecture", "AI" ], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Fall 2025", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/structured-ai", "api": "https://yc-oss.github.io/api/batches/fall-2025/structured-ai.json" }, { "id": 30911, "name": "Helonic", "slug": "helonic", "former_names": [ "Articulate" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/b26a35750dbae152a692ea82c2b00bb8f78d4d9b.png", "website": "https://helonic.com", "all_locations": "San Francisco, CA, USA", "long_description": "We help construction teams eliminate rework, delays, and drawing confusion before construction starts.
We analyze PDF plans, detect clashes and inconsistencies across disciplines, and create draft RFIs so teams can resolve issues early.\r\n\r\nThis saves construction companies hundreds of hours and millions of dollars.\r\n\r\nWhat we do:\r\n- Automatically detect clashes, missing information, and drawing mismatches\r\n- Align architectural, structural, and MEP plans so everything matches across sheets\r\n- Generate draft RFIs from issues we find\r\n- Replace long page-turn meetings with instant drawing analysis\r\n- Reduce rework and prevent schedule delays before boots hit the ground\r\n\r\nWe integrate with:
Procore, Autodesk, email, and the tools teams already use\r\n\r\nTeams use us to:\r\n- Save hundreds of thousands to millions of dollars per project\r\n- Catch design and coordination issues early\r\n- Reduce RFIs and prevent field fixes\r\n- Keep projects on schedule with fewer surprises\r\n\r\nContact us at founders@usearticulate.com", "one_liner": "Automatic Construction Drawing Clash Detection ", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1760131149, "tags": [ "Artificial Intelligence", "Construction", "B2B", "Workflow Automation", "Architecture" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Fall 2025", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": true, "url": "https://www.ycombinator.com/companies/helonic", "api": "https://yc-oss.github.io/api/batches/fall-2025/helonic.json" }, { "id": 31346, "name": "Rudus", "slug": "rudus", "former_names": [ "BuildFlux" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/407f4a93871730524968180bcf20dd23fc9ce7b2.png", "website": "http://rudus.ai/", "all_locations": "San Francisco, CA, USA", "long_description": "Rudus is an AI-powered takeoff and estimation platform enabling concrete contractors to win 3x more projects yearly. It automatically identifies every concrete structure like footings, walls, columns, and slabs on plans, eliminating the manual work and reducing estimation time by 70%. Concrete is the most-used material on earth after water, and demand is surging with the AI infrastructure boom.", "one_liner": "AI Takeoffs for Concrete", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1777879888, "tags": [], "tags_highlighted": [], "top_company": false, "isHiring": true, "nonprofit": false, "batch": "Spring 2026", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/rudus", "api": "https://yc-oss.github.io/api/batches/spring-2026/rudus.json" }, { "id": 32525, "name": "FlowManual", "slug": "flowmanual", "former_names": [ "ProManual" ], "small_logo_thumb_url": "https://bookface-images.s3.amazonaws.com/small_logos/2f6665f1300dc258526280c5fbb72df3fbac9eb1.png", "website": "https://flowmanual.com/", "all_locations": "San Francisco, CA, USA", "long_description": "FlowManual is the all-in-one AI platform for construction's back office.\r\n\r\nBuilt by two engineers and Harvard dropouts, FlowManual streamlines workflow by cutting down on manual and repetitive tasks, allowing contractors to win more work and deliver at a higher standard.", "one_liner": "AI for Construction's Back Office.", "team_size": 2, "industry": "Real Estate and Construction", "subindustry": "Real Estate and Construction -> Construction", "launched_at": 1782366913, "tags": [ "SaaS", "Construction", "Workflow Automation" ], "tags_highlighted": [], "top_company": false, "isHiring": false, "nonprofit": false, "batch": "Summer 2026", "status": "Active", "industries": [ "Real Estate and Construction", "Construction" ], "regions": [ "United States of America", "America / Canada" ], "stage": "Early", "app_video_public": false, "demo_day_video_public": false, "app_answers": null, "question_answers": false, "url": "https://www.ycombinator.com/companies/flowmanual", "api": "https://yc-oss.github.io/api/batches/summer-2026/flowmanual.json" } ]