| Company | Timeline | Status | |
| Chesterford Gardens Management Company Limited Director • Architect | 17 Aug 2004←19 Years→26 Sep 2023 | Active | |
| 19 Frognal Limited Director • Architect | 7 Apr 2000←25 Years→Current | Active | |
| Chesterford Gardens Management Company Limited Director • Architect | 8 Dec 1994←5 Years→18 Jun 2000 | Active | |
