| Company | Timeline | Status | |
Neutek Consultants Limited Director • Director | 17 Jul 2014←4 Years→7 Aug 2018 | Dissolved | |
| Cadcorp Limited Director • Consultant | 18 Dec 1990←3 Years→19 Dec 1993 | Active | |
| Mapestry Limited Director • Consultant | 18 Dec 1990←10 Years→19 Dec 2000 | Active | |
