| Company | Timeline | Status | |
| Invermarkie Limited Director • Collector Car Expert | 11 Nov 2024←11 Months→Current | Active | |
| Automotive Asset Management Limited Director • Company Director | 22 Mar 2018←2 Years 12 Months→16 Mar 2021 | Dissolved | |
| Mark Donaldson Ltd Director • Director | 6 Mar 2007←16 Years→17 Feb 2024 | Dissolved | |
