| Company | Timeline | Status | |
| Diamond Security Systems Limited Director • Unreported | 22 Dec 2010←14 Years→Current | Active | |
| Diamond Security Systems (UK) Limited Director • Unreported | 27 May 1999←26 Years→Current | Active | |
| Diamond Security Systems (UK) Limited Secretary • Security Installers | 27 May 1999←26 Years→Current | Active | |
