GROEDEN Biogas Plant
| Location | Germany |
| Construction Period | 1995/1996 |
| Input | Manure, other organic waste (110.000 Mg/a) |
| Fermenter | Two steel tanks, 3.500 m3 each |
| Specials | Digester, external Gas holder, Hygienisation |
| Responsibility | Advisor for final plannings (for Haase Energietechnik GmbH) |