| Company | Timeline | Status | |
Widegate Studio E1 Limited Director • Architect | 19 Mar 2015←1 Year 10 Months→31 Jan 2017 | Dissolved | |
| Systems Integrated Architecture Limited Director • Architect | 18 Dec 2013←12 Years→Current | Active | |
Sia Design Consulting Ltd Director • Architect | 2 Dec 2011←2 Years 3 Months→18 Mar 2014 | Dissolved | |
| Sia Design Build Limited Director • Director | 5 Apr 2011←13 Years→31 Dec 2024 | Active | |
