| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CHURCH HOUSE INVESTMENTS LIMITED | 03475556 | 09/12/2009 | Silver |
| EASTWOOD CAPITAL MANAGEMENT LIMITED | 05652014 | 13/11/2006 | Dissolved |
| GUINNESS CAPITAL MANAGEMENT LIMITED | 07084333 | 23/11/2009 | Gold |
| GUINNESS VCT PLC | 14220882 | 03/10/2022 | Silver |
| M&G HIGH INCOME INVESTMENT TRUST P.L.C. | 03297698 | 20/10/2004 | Dissolved |
| RWNGC 2022 LIMITED | 14333561 | 02/09/2022 | Not Trading |
| STEADFAITH LIMITED | 06051312 | 12/01/2007 | Silver |
| THE BURDETT TRUST FOR NURSING | 04306248 | 04/12/2007 | Silver |
| THE GRESHAM'S FOUNDATION | 05428934 | 10/10/2019 | Silver |
| THE JUNIUS S MORGAN BENEVOLENT FUND | 06565087 | 22/02/2011 | Silver |
| TWEEDFINE LIMITED | 01175082 | 08/09/1991 | Silver |
| TWEEDFINE LIMITED | 01175082 | 08/09/1991 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASANDER INVESTMENT MANAGEMENT LIMITED | 07971378 | 16/10/2012 | 07/01/2016 | Dissolved |
| BANK AND CLIENTS PLC | 00980698 | 23/08/2007 | 27/01/2010 | Bronze |
| BERKSHIRE GLOBAL ADVISORS LTD | 03615526 | 04/12/2000 | 18/04/2012 | Gold |
| GRESHAM'S SCHOOL | 05196298 | 25/08/2004 | 08/10/2018 | Silver |
| LIONTRUST INVESTMENT SOLUTIONS LIMITED | 05515724 | 19/12/2011 | 15/10/2013 | Dissolved |
| THE EUROPEAN SMALLER COMPANIES TRUST PLC | 02520734 | 19/05/2008 | 29/11/2021 | Bronze |