| Total operating revenue | EUR k | | | | | |
| Revenues | EUR k | 77,062 | 68,940 | 28,419 | 20,069 | 19,934 |
| Gross profit | EUR k | 28,244 | 2,735 | 12,438 | 11,663 | 11,783 |
| EBITDA | EUR k | 5,569 | -3,564 | 814 | 5,344 | 5,433 |
| EBITDA-Margin on revenues | % | 7.2 | -5.2 | 2.9 | 26.6 | 27.3 |
| EBIT | EUR k | -3,120 | -27,283 | -3,071 | 2,380 | 2,453 |
| Result for the period | EUR k | -2,033 | -27,238 | -3,926 | 1,501 | 718 |
| Earnings per share | EUR | -0.12 | -1.71 | -0.63 | 0.37 | 0.18 |
| Balance sheets / Cash flow | | | | | | |
| Total assets | EUR k | 158,357 | 151,508 | 177,946 | 58,464 | 58,775 |
| Equity | EUR k | 22,776 | 15,852 | 41,942 | 29,536 | 28,048 |
| Equity ratio | % | 14.4 | 10.5 | 23.6 | 50.5 | 47.7 |
| Cash & cash equivalents | EUR k | 17,416 | 16,290 | 33,298 | 10,396 | 9,102 |
| Capital expenditures | EUR k | -3,574 | -5,811 | 24,871 | 645 | 1,400 |
| Depreciation | EUR k | 8,690 | 23,719 | 3,885 | 2,964 | 2,979 |
| Cash flow from operating activities | EUR k | 9,154 | -4,486 | 2,727 | 3,980 | 6,318 |
| Employees (FTE) | | | | | | |
| Employees (as of 31 December)2 | Number | 745 | 815 | 775 | 116 | 120 |
| Male | Number | 162 | | | | |
| Female | Number | 583 | | | | |
| Diverse | Number | | | | | |
| Thereof Employees in management functions | | | | | | |
| Male | Number | 54 | | | | |
| Female | Number | 102 | | | | |
| Diverse | Number | | | | | |
| Energy consumption | | | | | | |
| Total | MWh | 7,721.9 | | | | |
| non-renewable | MWh | 5,540.3 | | | | |
| renewable | MWh | 2,181.6 | | | | |