| Company | Timeline | Status | |
| The Crusaders' Union Director • Retired | 20 May 2017←5 Months→4 Nov 2017 | Active | |
Tweed Valley Ventures Limited Director • Company Director | 5 Jun 2009←8 Years→20 Jun 2017 | Dissolved | |
Vopen Limited Director • Managing Director | 25 Apr 2008←11 Months→30 Mar 2009 | Dissolved | |
| Vianet Limited Director • Managing Director | 25 Apr 2008←11 Months→30 Mar 2009 | Active | |
| Filtronic Holdings UK Limited Director • Business Manager | 2 Oct 2006←11 Months→21 Sep 2007 | Active | |
| Filtronic Broadband Limited Director • Business Manager | 29 Sep 2006←11 Months→21 Sep 2007 | Active | |
| RFMD (UK) Limited Director • Business Manager | 29 Sep 2006←11 Months→21 Sep 2007 | Dissolved | |
Filtronic Comtek (UK) Limited Director • Business Manager | 29 Sep 2006←11 Months→21 Sep 2007 | Dissolved | |
Teledyne Defence Limited Director • Business Manager | 29 Sep 2006←11 Months→21 Sep 2007 | Dissolved | |
| Filtronic Plc Director • Business Manager | 21 Feb 2005←2 Years 7 Months→21 Sep 2007 | Active | |
