| Company | Timeline | Status | |
| Border Marine Limited Director • Director  | 9 Jan 2020←5 Years→Current  | Active  | |
| Glentress Limited Director • Unreported  | 13 Dec 2017←7 Years→Current  | Active  | |
| Leithen Marine Limited Director • Director  | 24 Aug 2007←18 Years→Current  | Active  | |
Tweed Maritime Limited Director • Director  | 13 Apr 2004←15 Years→3 Dec 2019  | Dissolved  | |
Tweed Maritime Limited Secretary • Unreported  | 13 Apr 2004←15 Years→3 Dec 2019  | Dissolved  | |
