| Company | Timeline | Status | |
| British Educational Suppliers Association Director • Managing Director Reachopen Ltd | 22 Jan 1992←1 Year 10 Months→8 Dec 1993 | Active | |
Warner Estate Holdings Plc Director • Computer Scientist | 23 May 1991←19 Years→1 Jul 2010 | Dissolved | |
| Bromley No 1 Limited Director • Computer Scientist | 23 May 1991←3 Years→18 Jan 1995 | Dissolved | |
