| Company | Timeline | Status | |
| Gower Street Heat And Power Limited Director • Company Director | 13 Oct 2000←3 Years→21 Nov 2003 | Dissolved | |
| Bloomsbury Heat & Power Limited Director • Company Director | 28 Oct 1998←5 Years→21 Nov 2003 | Active | |
| Industrielle De Chauffage Enterprise United Kingdom Limited Director • Company Director | 28 Jan 1998←5 Years→21 Nov 2003 | Dissolved | |
| Citigen (London) Limited Director • General Manager | 1 Feb 1993←3 Years→8 Mar 1996 | Active | |
| Bring Energy Limited Director • Director | 29 Dec 1991←11 Years→21 Nov 2003 | Active | |
| Bring Energy Concessions Limited Director • General Manager | 22 Aug 1991←12 Years→21 Nov 2003 | Active | |
| Southampton Geothermal Heating Company Limited(The) Director • General Manager | 15 Mar 1991←14 Years→31 Dec 2005 | Active | |
