| Company | Timeline | Status | |
| The Learning Collaboration Limited Director • Director | 14 Sep 2016←5 Years→1 Sep 2022 | Active | |
| The Centre For Computing History Limited Director • Ceo | 11 Aug 2015←6 Years→17 Sep 2021 | Active | |
| Cambridge Network Limited Director • Ceo | 8 Dec 2014←7 Years→1 Sep 2022 | Active | |
| Britten Sinfonia Ltd Director • Chief Executive | 9 Oct 2013←7 Years→16 Jun 2021 | Active | |
| Deskhop Limited Director • Chief Executive | 29 Aug 2013←7 Years→15 Aug 2021 | Dissolved | |
| St Edmund's College Cambridge Director • Unreported | 1 Jan 2007←4 Years→28 Nov 2011 | Active | |
| VNC Group Limited Director • Director | 20 Jul 2006←15 Years→15 Aug 2021 | Active | |
| VNC Limited Director • Director | 20 Jul 2006←15 Years→15 Aug 2021 | Dissolved | |
| Adventiq Limited Director • Scientist | 30 Aug 2005←10 Years→3 May 2016 | Active | |
| Realvnc Limited Director • Chief Executive Officer | 24 May 2002←19 Years→15 Aug 2021 | Active | |
