| Company | Timeline | Status | |
| J.R. Thompson & Associates Limited Director • Petroleum Engineer | 15 May 1998←27 Years→16 Sep 2025 | Dissolved | |
Schlumberger Evaluation And Production Services (UK) Limited Director • Petroleum Emgineer | 1 Jan 1997←1 Year 10 Months→1 Nov 1998 | Converted/Closed | |
