| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| HARRISON SON HILL & COMPANY LIMITED | 02844042 | 05/08/1993 | Dissolved |
| Harrison Bros. Underwriting Agencies Ltd | 01337676 | 28/06/1992 | Dissolved |
| Harrison Bros. Underwriting Agencies Ltd | 01337676 | 01/07/1999 | Dissolved |
| MINHOTEX LLP | OC321948 | 25/08/2006 | Bronze |
| SMART INVESTMENT MANAGEMENT LIMITED | 08704800 | 29/01/2018 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ARGENTA INSURANCE RESEARCH LIMITED | 06335695 | 07/08/2007 | 13/11/2012 | Dissolved |
| ARGENTA PRIVATE CAPITAL LIMITED | 00741597 | 01/07/1999 | 13/11/2012 | Silver |
| GALLERY CAPITAL MANAGEMENT (UK) LTD | 09976258 | 28/01/2016 | 10/01/2020 | Dissolved |
| SCIENTIFIC INSTRUMENT CENTRE LIMITED(THE) | 00435060 | 18/10/1992 | 28/02/2023 | Gold |