| Company | Timeline | Status | |
| PBC Foundation (UK) Limited Director • Retired  | 23 May 2024←1 Year 5 Months→Current  | Active  | |
| Dess Energy Limited Director • None  | 1 Mar 2012←13 Years→Current  | Active  | |
Grove Energy (Romania) Limited Director • Company Director  | 17 Oct 2006←1 Month→5 Dec 2006  | Dissolved  | |
| D & F Consultants Limited Director • Petroleum Engineer  | 25 Jan 2001←22 Years→27 Jun 2023  | Dissolved  | |
