| Company | Timeline | Status | |
Tutt Marine Ltd Director • Director | 3 Feb 2016←2 Years 5 Months→10 Jul 2018 | Dissolved | |
| Cartophilic Society Of Great Britain Limited(The) Director • Maritime Consultant | 28 Apr 2007←2 Years 12 Months→24 Apr 2010 | Active | |
Meon Maritime Limited Director • Maritime Scientist | 28 Sep 2006←9 Years→2 Jun 2016 | Dissolved | |
