| Company | Timeline | Status | |
| Haven Quantech (2013) Ltd Director • Director | 11 Jan 2013←12 Years→Current | Active | |
Haven Quantech Limited Director • Quantity Surveyor | 11 Jan 2007←7 Years→16 May 2014 | Dissolved | |
| G.R. & R. Ross Limited Director • Quantity Surveyor | 25 Apr 1989←9 Years→12 Aug 1998 | Dissolved | |
