| Company | Timeline | Status | |
| Sams Limited Director • Marine Scientist | 11 Jan 2019←6 Years→Current | Active | |
| Sams Applied Marine Science Enterprise Limited Director • Director Of Sams Marine Research Institu | 9 Sep 2015←10 Years→Current | Active | |
| Ocean Monitoring (CPR) Ltd Director • Director | 11 Jun 2013←2 Years 2 Months→21 Aug 2015 | Dissolved | |
| The Scottish Association For Marine Science Director • Scientist | 3 Nov 2008←1 Year→6 Nov 2009 | Active | |
| Ocean Conservation Trust Limited Director • Professor/scientist | 15 Nov 2002←6 Years→25 Nov 2008 | Active | |
| 95 Citadel Road Limited Director • Scientist | 11 Nov 2001←24 Years→Current | Active | |
| PML Applications Ltd Director • Director | 10 Oct 2001←5 Years→24 Jul 2007 | Active | |
| Smart Sound Plymouth Ltd Director • Director | 10 Oct 2001←5 Years→24 Jul 2007 | Active | |
| Plymouth Marine Laboratory Director • Director | 13 Mar 2001←1 Year→26 Mar 2002 | Active | |
