| Company | Timeline | Status | |
| Ma Group Holdings Limited Director • Director | 16 Jan 2024←1 Year 9 Months→Current | Active | |
| Maclehose Associates Ltd Director • Non-executive Director | 8 Nov 2013←12 Years→Current | Active | |
| Paper Engine Ltd Director • Unreported | 2 Aug 2011←14 Years→Current | Active | |
Threeseniors LLP Designated LLP Member • Unreported | 24 Jan 2004←11 Years→16 Jun 2015 | Dissolved | |
| British Aerobatic Association Limited Director • Computer Consultant | 24 Mar 1993←2 Years 11 Months→18 Feb 1996 | Active | |
| British Aerobatic Association Limited Director • Computer Executive | 31 Dec 1978←5 Years→8 Nov 1984 | Active | |
