| Company | Timeline | Status | |
| Peterson (United Kingdom) Limited Director • Finance Director | 19 Mar 1997←5 Months→20 Aug 1997 | Active | |
| O.I.L. Engineering Limited Director • Finance Director | 12 Jun 1996←11 Months→16 May 1997 | Dissolved | |
Tidewater Marine North Sea Limited Director • Finance Director | 1 Aug 1995←1 Year 9 Months→16 May 1997 | Dissolved | |
| Cory Environmental Limited Director • Finance Director | 1 Jun 1992←2 Months→12 Aug 1992 | Active | |
| National Carriers Limited Director • Finance Director | 1 Jun 1991←1 Year 2 Months→12 Aug 1992 | Dissolved | |
| Biffa Environmental Municipal Services Limited Director • Finance Director | 1 Jun 1991←1 Year 2 Months→12 Aug 1992 | Active | |
