| Company | Timeline | Status | |
Chopcat Limited Director • Architect | 27 Mar 2008←6 Years→24 Feb 2015 | Dissolved | |
| Foundation Architecture Holdings Limited Director • Architect | 29 Feb 2008←14 Years→4 Oct 2022 | Dissolved | |
Foundation Architecture (Refurbishment) Limited Director • Architect | 8 Aug 2000←20 Years→13 Oct 2020 | Dissolved | |
| Foundation Architecture Limited Director • Architect | 1 Feb 2000←22 Years→4 Oct 2022 | Dissolved | |
