| Company | Timeline | Status | |
| Design Economics Partnership Limited Director • Urbanist Economist | 12 Nov 2009←12 Years→19 Apr 2022 | Dissolved | |
| Space Syntax Limited Director • Architect | 13 Oct 2004←4 Years→1 Feb 2009 | Active | |
| Chora Director • Architect/lecturer | 19 Aug 1994←31 Years→Current | Active | |
