Miller is a single-source provider of mine construction and civil contracting services. We deliver fully integrated turn-key solutions that include engineering, design, manufacturing, and construction, all managed by Miller from start to finish.
“Amazing experience i love it a lot. Thanks to the team that dreams come true, great! I really
appreciate there approach, recommend to everyone”
Lassy Chester, Invision
“Amazing experience i love it a lot. Thanks to the team that dreams come true, great! I really
appreciate there approach, recommend to everyone”
Lassy Chester, Invision
A well-executed mine portal is critical to getting your operation running on time and without setbacks. From excavation and shaft sinking to ventilation and surface infrastructure, every detail is handled by a single in-house team. With Miller as your partner, you avoid subcontractor delays and gain a reliable, fully integrated portal built to meet strict safety and regulatory standards.
Angled mine declines provide direct underground access for people and equipment while improving site efficiency and safety. Designed to fit the unique geology and depth of your operation, each decline is built to reduce maintenance and withstand harsh ground conditions. Miller manages every phase under one contract, combining design, excavation, and ground control to shorten timelines and reduce project risk.
Reliable ventilation is essential for safe and efficient underground mining. Miller delivers full-scope mine ventilation systems that support air quality, worker safety, and production continuity. Our in-house teams manage everything from shaft construction and fan foundations to mechanical and electrical installation, all under one contract.
This single-source approach reduces risk, simplifies coordination, and accelerates project timelines. Every system is engineered to meet your site’s unique airflow requirements while complying with MSHA and state regulations. From greenfield projects to upgrades and expansions, Miller provides scalable ventilation infrastructure backed by engineering precision and long-term support.
Miller delivers complete hoisting systems and components designed to move personnel, equipment, and ore safely through vertical or inclined mine shafts. We manage the entire process in-house, from engineering and fabrication to installation and commissioning. Our systems include service, production, emergency escape, and slope hoisting solutions, each tailored to match site requirements and meet strict safety standards.
We also provide a full line of components such as skips, cages, loading stations, sheaves, control systems, and conveyance equipment. By keeping all phases under one roof, we reduce delays, improve quality control, and provide systems that are reliable, fully integrated, and built to perform under pressure.
Miller designs and builds concrete foundations that support the most demanding mining environments. From reclaim tunnels and thickener tanks to casting pits and train dumps, our team delivers end-to-end foundation solutions tailored to each site’s structural and operational requirements. All work is completed in-house, including design, batch production, excavation, and installation, giving us full control over schedule, quality, and performance.
We specialize in deep foundations, reinforced slabs, and critical infrastructure supports that withstand heavy equipment, harsh conditions, and long-term stress. With decades of mining experience and a commitment to durability and precision, MILLER provides the foundation for safe, efficient, and reliable operations.
Reliable infrastructure is essential to keep mining operations moving efficiently. From bathhouses to warehouses and administrative buildings, each structure is built to withstand demanding conditions and daily use. Concrete work is handled inhouse to ensure strength, longevity, and full project control. With experience across a wide range of facility types, Miller delivers buildings that meet the specific operational and environmental needs of your site.
Mine shafts are central to underground operations, supporting critical functions such as ore transport, personnel movement, and ventilation. These vertical openings must be precisely engineered and constructed to withstand geological pressure, water inflows, and operational wear. We provide full-service shaft construction, managing everything from excavation to hoisting and ventilation integration.
With in-house teams and equipment, we deliver mine shafts that meet strict safety and performance standards while keeping schedules and costs under control.
Conventional shaft sinking involves drilling and blasting downward from the surface, followed by ground support and lining as excavation progresses. This method is ideal for large-diameter shafts exceeding 24 feet, particularly when surface access is required before underground development. We use fully owned sinking systems and manage the entire process in-house, including collar construction, controlled blasting, mucking, liner installation, and hoist integration.
Our approach allows for safe, precise excavation in a wide range of geological conditions, delivering shafts ready for long-term use in deep mining environments.
Raisebore shaft construction begins with a pilot hole drilled from the surface to an existing underground level. A reaming head is then pulled upward to create a smooth, circular shaft with minimal surface disturbance. This method is safer and faster than conventional sinking for shafts under 24 feet in diameter. We control every aspect of the project using our own raisebore equipment, eliminating third-party delays and reducing costs.
Our scope includes pilot hole drilling, reaming, collar construction, concrete lining, and full integration of hoisting and ventilation systems. This precision-focused method supports fast execution, strong structural integrity, and reliable long-term operation.
Miller manages every phase of a project in-house. Our turn-key delivery model brings engineering, fabrication, and field execution together under one roof. This eliminates subcontractor coordination issues, shortens timelines, and gives clients a single point of accountability.
Every design is reviewed through the lens of real-world construction. Field teams and engineers work together to ensure that what we build performs in the conditions it was designed for. We prioritize constructability, safety, and long-term value on every job.
Owning our equipment gives us full control over project schedules, site conditions, and cost performance. That level of control results in a 99.9 percent on-time completion rate and an 80 percent repeat customer rate. Our clients choose Miller because we deliver what we commit to without compromise.
Miller delivers complete mining infrastructure. This includes portals, declines, shafts, hoists, ventilation systems, and concrete foundations. All work is performed in-house from design through installation.
Turn-key means you work with one contractor who is responsible for the full project. Miller manages engineering, fabrication, construction, and final commissioning under a single contract.
With Miller, there are no handoffs between companies. Our integrated teams manage every phase of the job directly. This reduces delays, improves communication, and increases accountability.
Yes. We specialize in complex, regulated work including shafts, hoisting systems,
and ventilation. Our safety record and compliance performance consistently exceed industry benchmarks.
Miller has in-house shoring and ground control capabilities. We can adapt designs and adjust plans quickly without pausing work or waiting on third parties.
Yes. We provide inspection, maintenance, and upgrade services for the infrastructure we build. Our teams remain available to support the system throughout its lifecycle.
Miller has a 99.9 percent on time completion rate and an 80 percent repeat customer rate. Clients trust us because we follow through and deliver the full scope as promised.
