BOD-reduction
| Company |
Country |
| Tauro |
Gran Canaria |
| Hveragerdi |
Iceland |
| Plaza Indonesia R. |
Indonesia |
| Trento Mattarello |
Italy |
| Cala Gonone |
Italy |
| Pignone |
Italy |
| Chiba Prefecture |
Japan |
| Beitostølen |
Norway |
| Byrkjelo |
Norway |
| Frya |
Norway |
| Fyresdal |
Norway |
| Harran |
Norway |
| Karasjok |
Norway |
| Mediå, Grong |
Norway |
| Moøya |
Norway |
| Røldal, Odda |
Norway |
| Røra, Inderøy |
Norway |
| Siljan |
Norway |
| Skare, Odda |
Norway |
| Skreia |
Norway |
| Svarstad |
Norway |
| Tana-Bru |
Norway |
 Tretten |
Norway |
| Vassenden |
Norway |
| Burgsvik |
Sweden |
| Deje |
Sweden |
| Munkedal |
Sweden |
| Näsum |
Sweden |
| Saleboda |
Sweden |
| Skeppshult |
Sweden |
| Sollefteå |
Sweden |
| Spiken |
Sweden |
| Vrigstad |
Sweden |
| Lisighaus Wildhaus I |
Switzerland |
| Sernftal, Engi |
Switzerland |
| ABAC University |
Thailand |
| Anwick STW |
UK |
| Derby Pride |
UK |
| Doddington |
UK |
