| Company | Timeline | Status | |
| A4design Consulting Ltd Director • Architectural Design  | 19 Mar 2012←13 Years→Current  | Active  | |
| Highpoint (Estate Management-Freehold) Limited Director • Architectural Engineer  | 25 Apr 2002←2 Years 7 Months→22 Nov 2004  | Active  | |
| Highpoint(Estate Management)Limited Director • Architectural Engineer  | 25 Apr 2002←2 Years 7 Months→22 Nov 2004  | Active  | |
| Estmanco (Montague Road) Limited Director • Architectural Engineer  | 11 Feb 1998←27 Years→Current  | Active  | |
