| Company | Timeline | Status | |
| Addenbrooke's Kidney Patients Association Limited Director • Chartered Engineer | 1 Feb 2013←11 Years→14 May 2024 | Active | |
Slattery Consulting Limited Director • Telecommunications Engineer | 20 May 2002←15 Years→15 May 2018 | Dissolved | |
| Camsight Director • Electronic Development Engin'r | 17 Jul 1993←29 Years→18 Dec 2022 | Converted/Closed | |
