| Company | Timeline | Status | |
| Tangram Architects Limited Director • Unreported | 20 Mar 2008←17 Years→25 Oct 2025 | Dissolved | |
| Tangram Architects And Designers Limited Director • Architect | 13 Sep 2001←7 Years→19 Jun 2009 | Active | |
| Tangram Architects And Designers Limited Secretary • Architect | 13 Sep 2001←8 Years→14 Dec 2009 | Active | |
