| Company | Timeline | Status | |
| Armstrong Watson LLP Non-designated LLP Member • Unreported | 4 Apr 2025←8 Months→Current | Active | |
| Martin Aitken & Co Ltd Director • Chartered Accountant | 17 Jun 2013←12 Years→Current | Active | |
| Martin Aitken Financial Services Limited Director • Chartered Accountant | 19 Feb 2010←15 Years→Current | Active | |
| Caledonian Accounting Services Ltd Director • Chartered Accountant | 1 Apr 2005←20 Years→Current | Active | |
