| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BATCHELOR CONSULTANCY LIMITED | 01725866 | 31/12/1990 | Dissolved |
| Bernard Street Holdings Ltd | 01021477 | 17/01/1992 | Dissolved |
| Crestaford Ltd | 01077447 | 10/07/1991 | Dissolved |
| EARTHENERGY LIMITED | 03163262 | 06/03/1996 | Dissolved |
| EARTHENERGY UTILITY LIMITED | 05835204 | 02/06/2006 | Dissolved |
| EARTHWISE SCOTLAND LIMITED | SC259086 | 03/09/2008 | Dissolved |
| Erynflex Ltd | 01077478 | 10/07/1991 | Dissolved |
| GEO NATURAL RESOURCES LIMITED | 01594091 | 17/01/1991 | Dissolved |
| Ganworth Ltd | 01436631 | 17/01/1992 | Dissolved |
| Geo Finance Ltd | 01541123 | 10/07/1991 | Dissolved |
| Geo Holdings (U K) Ltd | 01456822 | 17/01/1992 | Dissolved |
| Geo Management (U K) Ltd | 01181529 | 10/07/1991 | Dissolved |
| Giga Joint Venture Ltd | 03230456 | 29/01/1997 | Dissolved |
| Interet Leasing Limited | 01547132 | 17/01/1991 | Dissolved |
| Interet Shipping Investments Ltd | 01776983 | 17/01/1992 | Dissolved |
| SCALESDRENE LIMITED | 01077796 | 10/07/1991 | Dissolved |
| Solamole Ltd | 01077799 | 10/07/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CORNWALL GEOTHERMAL POWER COMPANY LIMITED | 06552453 | 05/06/2008 | 19/09/2022 | Not Trading |
| CORNWALL GEOTHERMAL POWER COMPANY LIMITED | 06552453 | 05/06/2008 | 19/09/2022 | Not Trading |
| Cornwall Local Radio Ltd | 04584672 | 11/11/2002 | 01/11/2005 | Dissolved |
| GEO CORNWALL LIMITED | 02116170 | 26/03/1999 | 13/10/1999 | Not Trading |
| GEO CORNWALL LIMITED | 02116170 | 17/01/1992 | 19/09/2022 | Not Trading |
| GEOSCIENCE LIMITED | 01930745 | 26/03/1999 | 13/10/1999 | Bronze |
| GEOSCIENCE LIMITED | 01930745 | 17/01/1992 | 19/09/2022 | Bronze |
| PORT PENDENNIS VILLAGE MANAGEMENT LIMITED | 02381211 | 31/05/2019 | 19/09/2022 | Gold |
| RICHARD MOZLEY LIMITED | 01364279 | 02/08/1993 | 01/09/2000 | Dissolved |
| TFC POWER SYSTEMS LIMITED | 01556009 | 31/08/1991 | 31/08/2013 | Dissolved |