| Company | Timeline | Status | |
| The Lane Agency Limited Director • Director | 1 Jan 2008←7 Years→28 Jul 2015 | Active | |
| The Lane Integrated Communications Limited Director • Company Director | 10 Jun 2005←18 Years→5 Sep 2023 | Dissolved | |
| Strathearn Property Developments Limited Director • Managing Director | 31 May 2005←20 Years→Current | Active | |
| Belmont Garage (Edinburgh) Limited Director • Managing Director | 31 May 2005←17 Years→27 Dec 2022 | Dissolved | |
| Strathearn Group Limited Director • Managing Director | 31 May 2005←20 Years→Current | Active | |
| Strathearn Leisure Limited Director • Managing Director | 31 May 2005←20 Years→Current | Active | |
| Strathearn Services Limited Director • Managing Director | 31 May 2005←20 Years→Current | Active | |
| Silverpoint Graphic Design Limited Director • Managing Director | 31 May 2005←20 Years→Current | Active | |
| Strathearn (Edinburgh) Limited Director • Managing Director | 31 May 2005←20 Years→Current | Active | |
| Murray Motor Company Limited Director • Managing Director | 31 May 2005←17 Years→27 Dec 2022 | Dissolved | |
