| Company | Timeline | Status | |
| Hamilton Gas Products Limited Director • Financial Director | 6 Jun 2012←6 Years→14 Jun 2018 | Active | |
| Pressure Test Services Limited Secretary • Unreported | 19 Jun 2007←9 Months→31 Mar 2008 | Active | |
Blugas (N.I.) Limited Director • Finance Director | 27 Mar 2000←16 Years→21 Feb 2017 | Dissolved | |
| Calor Gas Northern Ireland Limited Secretary • Unreported | 19 May 1997←10 Years→31 Mar 2008 | Active | |
