| Company | Timeline | Status | |
| Brankin Engineering Limited Director • Director | 11 Dec 1999←14 Years→15 Feb 2014 | Active | |
| Vaughan Engineering Services Limited Director • Director | 11 Dec 1999←14 Years→15 Feb 2014 | Active | |
| Vaughan Engineering Group Limited Director • Director | 11 Dec 1994←19 Years→15 Feb 2014 | Active | |
| Vaughan Developments Limited Director • Director | 1 Mar 1984←29 Years→15 Feb 2014 | Active | |
