| Company | Timeline | Status | |
| Transfinite Spectrum Limited Director • Consultant | 17 Sep 2007←18 Years→Current | Active | |
| Access 2 Spectrum Limited Director • Consultant | 17 Sep 2007←18 Years→Current | Active | |
| Transfinite Systems Limited Director • Computer Consultant | 18 Sep 1994←31 Years→Current | Active | |
