| 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  | |
