| Company | Timeline | Status | |
| Appnin Studios Limited Director • Certified Chartered Accountant | 15 Apr 2019←6 Years→1 May 2025 | Active | |
| Circle Gaming Limited Director • Chartered Accountant | 12 Jul 2005←19 Years→1 May 2025 | Active | |
| Eleven20 Sports & Marketing Limited Director • Chartered Accountant | 13 Sep 2004←20 Years→1 May 2025 | Active | |
| Teenage Cancer Trust Director • Chartered Accountant | 10 Apr 1997←10 Years→7 Jan 2008 | Active | |
| The Teenage Trust (Trading) Limited Director • Chartered Accountant | 3 Sep 1996←11 Years→7 Jan 2008 | Active | |
| Martin Birch Investments Limited Director • Chartered Accountant | 1 Mar 1991←22 Years→18 Feb 2014 | Active | |
| Martin Birch Overseas Limited Director • Chartered Accountant | 1 Mar 1991←22 Years→18 Feb 2014 | Active | |
