| Company | Timeline | Status | |
| Orbis Charitable Trust Director • Unreported | 1 Mar 2000←8 Years→7 Mar 2008 | Active | |
| Sellafield Limited Director • Company Director | 1 Apr 1993←4 Years→31 Mar 1997 | Active | |
| Bsi Pension Trust Limited Director • Company Director | 10 Nov 1992←7 Years→4 Apr 2000 | Dissolved | |
| Catalyst Science Discovery Centre And Museum Trust Limited Director • Company Director | 7 Nov 1992←6 Months→4 Jun 1993 | Active | |
| Evonik UK Holdings Limited Director • Company Director | 17 Jun 1992←6 Years→11 Jun 1999 | Active | |
| Chemical Industries Association Limited Director • Company Director | 5 Dec 1991←1 Year 11 Months→18 Nov 1993 | Active | |
| Ropemaker Properties Limited Director • Managing Director | 20 Jun 1991←9 Months→31 Mar 1992 | Active | |
| BP Pension Trustees Limited Director • Managing Director | 20 Jun 1991←9 Months→31 Mar 1992 | Active | |
| Chemical Industries Association Limited Director • Unreported | 1 Jan 1970←23 Years→18 Nov 1993 | Active | |
