| Company | Timeline | Status | |
| Allan Bridge Engineering Limited Director • Engineer | 5 Feb 2014←11 Years→Current | Active | |
Penico Systems Limited Director • Engineer | 19 Aug 2002←11 Years→3 Mar 2014 | Dissolved | |
| Penico Gauges Limited Director • Engineer | 29 Apr 1999←26 Years→Current | Active | |
