| Company | Timeline | Status | |
| Scarborough Hermiston Limited Director • Director | 14 Jan 2013←12 Years→Current | Active | |
| Loch Lomond Mills Limited Director • Director | 23 Jul 2007←18 Years→Current | Active | |
| Lomond Mills Limited Director • Director | 23 Jul 2007←18 Years→Current | Active | |
| Muir Aberdeen Limited Director • Company Director | 14 Nov 2006←18 Years→Current | Active | |
Fairmuir Limited Director • Director | 16 May 2006←9 Years→4 Aug 2015 | Dissolved | |
| Muir Holdings Public Limited Company Director • Director | 16 Jan 2003←22 Years→Current | Active | |
| Scarborough Muir Group Limited Director • Director | 12 Feb 2001←24 Years→Current | Active | |
| Muir Group Public Limited Company Director • Director | 5 Feb 2001←24 Years→Current | Active | |
| Muir Financial Investments Limited Director • Company Director | 19 Jul 1989←36 Years→Current | Active | |
| Deer Park Golf & Country Club Limited Director • Company Director | 19 Jul 1989←36 Years→Current | Active | |
