| Company | Timeline | Status | |
| Hatton Garden Diamond Auctions Limited Director • Director | 19 Feb 2025←8 Months→Current | Active | |
| Clive Ross-Field Limited Director • Jeweller | 27 Nov 2018←5 Years→19 Dec 2023 | Dissolved | |
| C N Ross-Field Holdings Limited Director • Jeweller | 27 Nov 2018←6 Years→Current | Active | |
| C.N. Ross-Field Manufacturing Jewellers Limited Director • Jeweller | 27 Nov 2018←6 Years→Current | Active | |
| London Pawnbrokers Limited Director • Jeweller | 10 Apr 2016←9 Years→Current | Active | |
| Eric Ross Limited Director • Jeweller | 2 Oct 2012←13 Years→Current | Active | |
