| Company | Timeline | Status | |
Cooknell Optronics Limited Director • Electronic Engineer | 1 Nov 2006←7 Years→1 Apr 2014 | Dissolved | |
Cooknell Holdings Limited Director • Electronic Engineer | 15 Nov 1993←23 Years→21 Sep 2017 | Dissolved | |
| Cooknell Electronics Limited Director • Electronics Engineer | 15 Aug 1992←22 Years→1 Apr 2015 | Active | |
