| Company | Timeline | Status | |
| Inca (Projects) Limited Director • Retired | 12 Jun 1993←3 Months→8 Oct 1993 | Active | |
| The Industry Nature Conservation Association Director • Retired | 10 Apr 1992←1 Year 6 Months→8 Oct 1993 | Active | |
| Tees Valley Wildlife Trust Ltd Director • Retired | 31 Jul 1991←5 Years→17 Dec 1996 | Active | |
