| Company | Timeline | Status | |
| White Light Properties Limited Director • Architect | 11 Mar 2020←3 Years→30 May 2023 | Dissolved | |
| White Light Developments Limited Director • Architect | 22 Jul 2014←11 Years→Current | Active | |
| Martin Szczerbicki Associates Limited Director • Architect | 30 Sep 2003←22 Years→Current | Active | |
| Belfort Property Consultants Limited Director • Architect | 29 Aug 1991←34 Years→Current | Liquidation | |
| Shearwater Developments Limited Director • Architec | 5 Jun 1990←35 Years→Current | Liquidation | |
