| Company | Timeline | Status | |
| British Astronomical Association(The) Director • Accountant | 26 Oct 2022←3 Years→Current | Active | |
| Astrospeakers Limited Director • Chartered Accountant | 2 Feb 2015←10 Years→15 Apr 2025 | Dissolved | |
| Lincoln Astronomical Society Director • Chartered Accountant | 11 Dec 2014←10 Years→Current | Active | |
| Build Design (UK) Limited Secretary • Unreported | 1 Dec 2006←14 Years→24 Aug 2021 | Dissolved | |
| Gainsborough Chiropractic Clinic Ltd Secretary • Unreported | 1 Sep 2005←4 Months→19 Jan 2006 | Dissolved | |
| Sprayer Spares Limited Secretary • Unreported | 1 Feb 2005←10 Years→20 May 2015 | Active | |
| ABC Window Cleaning Limited Secretary • Unreported | 16 Aug 2002←13 Years→8 Jun 2016 | Dissolved | |
| Graham Winstanley Limited Director • Accountant | 14 Mar 2001←23 Years→29 Oct 2024 | Dissolved | |
