| Company | Timeline | Status | |
| Tooley Foster 1892 Limited Director • Architect | 1 Jul 2021←4 Years→Current | Liquidation | |
| Tooley Foster Trustees Limited Director • Architect | 24 May 2021←3 Years→15 Apr 2025 | Dissolved | |
| Michael Sierens Associates Limited Director • Architect | 1 Nov 1996←18 Years→31 Oct 2014 | Active | |
