| Company | Timeline | Status | |
| Trinity Architects Limited Director • Building Surveyor | 12 Jul 2000←14 Years→1 Jul 2015 | Active | |
| Trinity Architectural Limited Director • Building Surveyor | 5 Jul 2000←14 Years→1 Jul 2015 | Active | |
| Trinity Architecture Limited Director • Building Engineer | 20 Feb 1996←19 Years→30 Sep 2015 | Active | |
