| Company | Timeline | Status | |
| I-Detect Ltd Director • Company Director  | 18 Aug 2011←2 Years 10 Months→11 Jul 2014  | Active  | |
| Safety Gas Detection Limited Director • Engineer  | 14 Aug 2007←18 Years→Current  | Active  | |
Ox-An Gas Detection Ltd Director • Engineer  | 9 Aug 2006←6 Months→5 Mar 2007  | Dissolved  | |
