| Company | Timeline | Status | |
| Edward Cullinan Architects Ltd Director • Architect | 12 Nov 2012←13 Years→Current | Active | |
| Timber Research And Development Association Director • Architect | 7 Jul 2005←7 Years→11 Sep 2012 | Active | |
| Cullinan Studio Ltd Director • Architect | 26 Nov 1991←34 Years→Current | Active | |
