| Company | Timeline | Status | |
| 2 Chatsworth Gardens Management Company Limited Director • Chairman Innospec Inc | 4 Jun 2007←9 Years→17 Jun 2016 | Active | |
| GDF Suez Teesside Limited Director • Company Director | 1 Jul 1997←1 Year 6 Months→31 Dec 1998 | Liquidation | |
| Ici Chemicals & Polymers Limited Director • Chief Executive Officer | 1 May 1995←2 Years 2 Months→30 Jun 1997 | Active | |
| Petroplus Refining Teesside Limited Director • Chief Executive | 20 Apr 1991←6 Years→30 Jun 1997 | Dissolved | |
