| Company | Timeline | Status | |
| The National Federation Of Roofing Contractors Limited Director • Chartered Surveyor | 16 May 2014←11 Years→Current | Active | |
| Competentroofer Limited Director • Chartered Surveyor | 1 Feb 2014←5 Years→3 Oct 2019 | Active | |
| Archibald McCorquodale & Son Limited Secretary • Building Surveyor | 1 Jun 2007←18 Years→Current | Active | |
| Archibald McCorquodale & Son Limited Director • Building Surveyor | 18 Jul 1994←31 Years→Current | Active | |
