| Company | Timeline | Status | |
| Tti Marine Renewables Ltd Director • Director | 24 Mar 2015←10 Years→Current | Active | |
| S & D Banfield Limited Director • Director | 20 Nov 2009←15 Years→Current | Active | |
| Tti Testing Limited Director • Managing Director | 17 Jan 2002←6 Years→1 May 2008 | Active | |
| Synthetic Rope Solutions Limited Director • Managing Director | 17 Jan 2002←3 Years→23 Dec 2005 | Active | |
| Tension Technology International Limited Director • Managing Director | 1 Oct 1992←33 Years→Current | Active | |
