| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Distributed Power Systems Ltd | 05660627 | 15/01/2009 | Dissolved |
| Foxby Court Hotels Ltd | 06972709 | 18/09/2009 | Dissolved |
| HELIUS POWER LIMITED | 05499587 | 09/05/2007 | Dissolved |
| Helius Energy Beta Ltd | 06268530 | 05/09/2008 | Dissolved |
| Helius Greenfields Ltd | 06605677 | 29/05/2008 | Dissolved |
| Helius Greenswitch Ltd | 06605700 | 29/05/2008 | Dissolved |
| Helius Holdco 1 Ltd | 06605622 | 29/05/2008 | Dissolved |
| LIVERPOOL BIOMASS POWER LIMITED | 07434871 | 10/11/2010 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| HELIUS ENERGY GAMMA LTD | 06690364 | 05/09/2008 | 01/05/2015 | Dissolved |
| HELIUS ENERGY LIMITED | 05745512 | 07/05/2007 | 01/05/2015 | Dissolved |
| Helius Energy Beta Ltd | 06268530 | 04/06/2007 | 18/08/2009 | Dissolved |
| RWE STALLINGBOROUGH LIMITED | 06269884 | 05/06/2007 | 25/09/2008 | Strike Off |
| RWE STALLINGBOROUGH LIMITED | 06269884 | 05/07/2007 | 25/09/2008 | Strike Off |
| SOUTHAMPTON BIOMASS POWER LIMITED | 07321900 | 21/07/2010 | 01/05/2015 | Dissolved |