| Company | Timeline | Status | |
| Aberdeen Drilling School Limited Director • Engineer | 28 Nov 2014←8 Months→30 Jul 2015 | Dissolved | |
| Waldorf Production UK Plc Director • None | 25 Oct 2010←1 Year 4 Months→1 Mar 2012 | Active | |
| Prodrill Engineering Limited Director • Engineer | 20 Nov 2007←4 Years→15 Nov 2012 | Dissolved | |
| The Institute Of Management Director • Director | 12 Oct 1999←1 Year 11 Months→6 Sep 2001 | Active | |
Brit Bit Limited Director • Unreported | 15 Mar 1988←8 Years→27 Feb 1997 | Dissolved | |
