| Company | Timeline | Status | |
| Northern Lighthouse Heritage Trust Director • Light Keeper/crofter/contractor | 1 Jun 2015←6 Years→1 Jun 2021 | Active | |
| North Ronaldsay Trading Company Limited Director • Unreported | 1 Dec 2006←18 Years→Current | Active | |
| North Ronaldsay Trading Company Limited Secretary • Contractor | 1 Dec 2006←18 Years→Current | Active | |
| The North Ronaldsay Trust Director • Crofter/building Contractor | 15 Nov 2000←13 Years→15 Aug 2014 | Active | |
| A Yarn From North Ronaldsay Limited Director • Unreported | 20 Feb 1996←29 Years→Current | Active | |
