| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| P T T Ltd | 01769796 | 25/06/1992 | Dissolved |
| Publishing National Training Organisation Ltd | 04010165 | 05/06/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ADVERTISING STANDARDS BOARD OF FINANCE LIMITED(THE) | 01195756 | 01/01/2000 | 31/03/2008 | Gold |
| AUDIT BUREAU OF CIRCULATIONS LIMITED | 00259647 | 19/11/1991 | 31/03/2008 | Silver |
| BRIDEWELL CENTRE LIMITED | 06284689 | 10/10/2018 | 29/11/2023 | Bronze |
| COPYRIGHT LICENSING AGENCY LIMITED(THE) | 01690026 | 29/11/1991 | 31/12/2008 | Amber |
| Digital Content Industries Forum Ltd | 04309789 | 24/10/2001 | 26/02/2004 | Dissolved |
| FIPP LIMITED | 01006977 | 26/10/1999 | 02/03/2008 | Amber |
| PROFESSIONAL PUBLISHERS ASSOCIATION LTD | 00132310 | 17/08/1991 | 22/03/1995 | Bronze |
| PROFESSIONAL PUBLISHERS ASSOCIATION LTD | 00132310 | 17/08/1991 | 31/03/2008 | Bronze |
| PUBLISHERS' LICENSING SERVICES LIMITED | 01575236 | 07/05/1991 | 08/12/2008 | Silver |
| ST BRIDE'S CHARITY | 04513842 | 16/05/2008 | 30/06/2014 | Bronze |
| ST. BRIDE FOUNDATION TRUST LIMITED | 08080850 | 23/05/2012 | 29/11/2023 | Not Trading |
| THE PRESS STANDARDS BOARD OF FINANCE LIMITED | 02554323 | 01/11/1991 | 31/03/2008 | Dissolved |