| Company | Timeline | Status | |
| Seabed Scour Control Systems Limited Director • Company Director | 14 Nov 1991←27 Years→16 Nov 2018 | Active | |
| Scourmat Limited Director • Company Director | 14 Nov 1991←27 Years→16 Nov 2018 | Active | |
| Caledonian Petroleum Services Limited Director • Director | 30 Nov 1990←5 Years→26 Apr 1996 | Active | |
