| Company | Timeline | Status | |
Coralbyte Computers Limited Director • Electronics Engineer | 26 Jun 2002←15 Years→15 Aug 2017 | Dissolved | |
| Spa Technology Limited Director • Engineer | 6 Nov 1991←34 Years→Current | Active | |
| Spa Technology Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
