| Company | Timeline | Status | |
| R J S (Scotland) Limited Director • Manager | 1 Nov 2017←8 Years→Current | Active | |
| R & J Simpson Limited Director • Unreported | 14 Apr 2000←25 Years→Current | Active | |
| Harbour Haulage Limited Director • Unreported | 14 Jan 2000←25 Years→Current | Active | |
