| Company | Timeline | Status | |
| Highland Concrete Pumping Limited Director • Joiner | 4 Jun 2024←1 Year 4 Months→Current | Active | |
| Ada Builders (Highland) Limited Director • Joiner | 29 Sep 2020←5 Years→Current | Active | |
| William Maclennan Limited Director • Joiner | 14 Jul 2010←15 Years→Current | Active | |
