| Company | Timeline | Status | |
| Struan Holdings Limited Director • Director | 18 Dec 2019←1 Year 9 Months→21 Sep 2021 | Dissolved | |
| Robertson Enterprises Limited Director • Motor Engineer | 28 Apr 1989←36 Years→Current | Active | |
| Struan Motors Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
