| Company | Timeline | Status | |
| Hydrographic Personnel Resources (UK) Limited Director • Company Director | 9 Jun 2021←3 Years→18 Oct 2024 | Active | |
| Geoforce Technical Services Limited Director • Company Director | 20 Mar 2017←7 Years→18 Oct 2024 | Active | |
| Sercal Non Destructive Test Equipment Limited Director • Company Director | 23 Dec 2015←8 Years→18 Oct 2024 | Active | |
| Oceanscan Holdings Limited Director • Managing Director | 27 Mar 1997←27 Years→18 Oct 2024 | Active | |
Intelliscan Limited Director • Alternate Director | 14 Jul 1994←28 Days→11 Aug 1994 | Dissolved | |
| Oceanscan Limited Director • Managing Director | 29 Nov 1991←32 Years→18 Oct 2024 | Active | |
| Caledonian Petroleum Services Limited Director • Director | 30 Nov 1990←14 Years→28 Apr 2005 | Active | |
| Caledonian Petroleum Services Limited Director • Unreported | 1 Jan 1970←35 Years→28 Apr 2005 | Active | |
