| Company | Timeline | Status | |
| Bogriffie Management Company Limited Director • Design Engineer | 28 Feb 2014←11 Years→Current | Active | |
| Bogriffie Management Company Limited Director • Design Engineer | 28 Feb 2014←11 Years→30 Sep 2025 | Active | |
Douglas Ure Design Ltd Director • Design Consultant | 1 Aug 2006←10 Years→9 May 2017 | Dissolved | |
