| Company | Timeline | Status | |
| Norwich School Director • Managing Director | 8 Dec 2017←8 Years→Current | Active | |
| Norwich Freemen's Charity Director • Chartered Accountant | 14 Dec 2015←9 Years→31 Mar 2025 | Active | |
| Town Close Educational Trust Limited Director • Chartered Accountant | 1 Sep 2004←10 Years→31 Aug 2014 | Active | |
| Barrier Holdings Limited Director • Director | 28 Nov 2000←25 Years→Current | Active | |
| Singer Interactive Limited Director • Chartered Accountant | 9 Nov 1998←18 Years→4 Apr 2017 | Active | |
| Barrier Biotech Limited Director • Chartered Accountant | 10 Nov 1996←29 Years→Current | Active | |
| Washingford Research Limited Director • Chartered Accountant | 24 Jul 1992←33 Years→Current | Active | |
| Quarles Limited Director • Chartered Accountant | 26 Dec 1990←34 Years→Current | Active | |
