| Company | Timeline | Status | |
| Merlindown Limited Director • Research Consultant  | 15 Jan 2015←5 Years→28 Jan 2020  | Active  | |
| Trident Geotech Limited Director • Managing Director  | 1 Jun 2009←10 Years→28 Jan 2020  | Dissolved  | |
| Underwater Heritage Trust Director • Maritime Archaeologist  | 7 Nov 2006←13 Years→21 May 2020  | Active  | |
