| Company | Timeline | Status | |
| Black Star Certification Limited Director • Unreported | 1 Oct 2022←3 Years→Current | Active | |
| Avalon Certification Limited Director • Director | 5 Nov 2013←5 Years→5 Sep 2019 | Dissolved | |
| Avalon Certification Limited Director • Director | 18 Jan 2010←3 Years→28 Jan 2013 | Dissolved | |
| Brooks Mechanical Electrical Limited Director • Director | 17 Dec 2009←1 Month→18 Jan 2010 | Active | |
