| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| HBBG LIMITED | 06962364 | 15/07/2009 | Dissolved |
| HBLSM LTD | 10765738 | 11/05/2017 | Bronze |
| NATIONAL HOUSE-BUILDING COUNCIL | 00320784 | 15/10/2019 | Bronze |
| RAILPEN LIMITED | 02315380 | 01/11/2020 | Amber |
| RAILWAY PENSION INVESTMENTS LIMITED | 01491097 | 02/07/2021 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BANK OF IRELAND (UK) PLC | 07022885 | 01/01/2021 | 31/01/2024 | Silver |
| EQUINITI GROUP LIMITED | 07090427 | 01/04/2018 | 09/12/2021 | Silver |
| GEORGE JAMES LTD. | 03886489 | 01/06/2002 | 31/12/2003 | Gold |
| HASTINGS GROUP HOLDINGS LIMITED | 09635183 | 12/07/2016 | 16/11/2020 | Silver |
| S PORTFOLIO M UK LIMITED | 03839455 | 05/08/2010 | 01/12/2011 | Dissolved |
| SANTANDER ASSET MANAGEMENT UK HOLDINGS LIMITED | 00617484 | 05/08/2010 | 01/12/2011 | Gold |
| SANTANDER ASSET MANAGEMENT UK LIMITED | SC106669 | 05/08/2010 | 01/12/2011 | Bronze |
| SANTANDER ISA MANAGERS LIMITED | SC151605 | 05/08/2010 | 01/12/2011 | Gold |
| SUTM LIMITED | SC163083 | 05/08/2010 | 01/12/2011 | Dissolved |