| Company | Timeline | Status | |
| 82, Portland Place Limited Director • Architect | 11 Sep 2002←4 Years→23 Jan 2007 | Active | |
| David Chipperfield Architects Limited Director • Architect | 11 Jan 2000←25 Years→Current | Active | |
| The Architecture Foundation Director • Architect | 13 Feb 1992←5 Years→7 Oct 1997 | Active | |
