| Company | Timeline | Status | |
| Reference Systems Ltd Director • Unreported | 1 Jun 2020←5 Years→Current | Active | |
| Reftech Services Ltd Director • Director | 14 Jun 2016←7 Years→17 Oct 2023 | Dissolved | |
| Event Reference Ltd Director • Unreported | 14 Dec 2015←9 Years→Current | Active | |
| Reference Technology Ltd Director • Unreported | 2 Apr 2012←13 Years→Current | Active | |
| Reference Technology Ltd Director • Finance Director | 6 Apr 2010←5 Months→24 Sep 2010 | Active | |
