| Company | Timeline | Status | |
| SRT Marine System Solutions Limited Director • Unreported | 11 Oct 2013←12 Years→Current | Active | |
| Software Radio Technology Limited Director • Director | 24 Jan 2013←12 Years→Current | Active | |
| Em-Trak Marine Electronics Ltd Director • Unreported | 3 Dec 2010←14 Years→Current | Active | |
| SRT Marine Systems Plc Director • Director | 20 Jun 2007←18 Years→Current | Active | |
| SRT Marine Technology Limited Director • Unreported | 1 Jun 2007←18 Years→Current | Active | |
