| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Abertawe Power Ltd | 03166531 | 27/03/1996 | Dissolved |
| Alexander Power Ltd | 04455140 | 06/06/2002 | Dissolved |
| ETEF (UK) LTD. | 08636054 | 12/11/2013 | Dissolved |
| ETEF TEESSIDE LTD | 09250978 | 06/10/2014 | Dissolved |
| Euro Shrimp (Uk) Ltd | 03939384 | 06/04/2001 | Dissolved |
| GAIA METALS LIMITED | 07050200 | 31/01/2011 | Dissolved |
| GAIA POWER CARRINGTON LIMITED | 06930127 | 08/09/2009 | Dissolved |
| GAIA POWER LIMITED | 06539422 | 10/11/2008 | Dissolved |
| GAIA POWER TEES VALLEY LIMITED | 06849142 | 06/07/2009 | Amber |
| Ocean Fresh (Uk) Ltd | 03702457 | 22/05/2000 | Dissolved |
| PEBBEN LTD | 09701803 | 24/07/2015 | Bronze |
| ROSSINGTON ECO ENERGY LTD | 10632182 | 13/12/2017 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| GAIA HEAT (COEUS) LIMITED | 08567314 | 21/06/2013 | 05/08/2016 | Not Trading |
| GAIA HEAT BIOMASS LIMITED | 08574850 | 21/06/2013 | 05/08/2016 | Dissolved |
| GAIA HEAT LIMITED | 07900249 | 02/04/2012 | 05/08/2016 | One Red Flag |
| GAIA HEAT PROJECTS LIMITED | 07705350 | 14/08/2012 | 05/08/2016 | Dissolved |
| TEES ECO ENERGY LTD | 10189741 | 19/05/2016 | 05/07/2018 | Bronze |