| Company | Timeline | Status | |
| Chamberlains Restaurant Limited Director • Fish Wholesaler | 4 Jul 2000←22 Years→11 Nov 2022 | Dissolved | |
| Chamberlain & Thelwell (Holdings) Limited Director • Fish Wholesaler | 11 Oct 1999←26 Years→Current | Active | |
| Chamberlain And Thelwell Limited Director • Fish Merchant | 24 May 1992←33 Years→Current | Active | |
| London Fish Merchants Association (Billingsgate) Limited Director • Fish Merchant | 1 Jul 1991←1 Year 4 Months→3 Nov 1992 | Active | |
