| Company | Timeline | Status | |
| Cambridge Mechatronics Limited Director • Director | 20 Jul 1995←7 Months→8 Mar 1996 | Active | |
Cambridgeshire Enterprise Services Limited Director • Business Consultant | 27 Apr 1992←6 Years→19 Oct 1998 | Dissolved | |
| Cambridge Business Consultants Limited Director • Managing Director/consultant | 24 Feb 1991←34 Years→21 Oct 2025 | Dissolved | |
