| Company | Timeline | Status | |
| Abbotsbrook Estate Limited Director • Company Director Retired | 18 Jan 2008←6 Years→3 Feb 2014 | Active | |
| Block Energy Plc Director • Company Director | 26 Sep 2006←8 Years→25 Mar 2015 | Active | |
Ronson Limited Director • Company Director | 8 Sep 1993←4 Years→6 Mar 1998 | Dissolved | |
Ronson Limited Director • Company Director | 23 Aug 1993←16 Days→8 Sep 1993 | Dissolved | |
| Sedgemoor Limited Director • Company Director | 25 Jan 1993←6 Years→29 Jun 1999 | Active | |
| Guinness World Records Limited Director • Company Director | 13 Apr 1992←2 Years 6 Months→3 Nov 1994 | Active | |
| The Hartstone Group Limited Director • Company Director | 6 Sep 1991←13 Years→17 Nov 2004 | Active | |
| Diageo Scotland Limited Director • Company Director | 26 May 1989←3 Years→10 Jul 1992 | Active | |
| Gleneagles Hotels Limited Director • Company Director | 16 May 1989←2 Years 5 Months→31 Oct 1991 | Active | |
