| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| DRUM BRAE SOLUTIONS LIMITED | SC317655 | 08/03/2007 | Bronze |
| K S L Services Ltd | 01402611 | 06/02/1992 | Dissolved |
| K S L Services Ltd | 01402611 | 06/02/1992 | Dissolved |
| PHILATELIC CONGRESS OF GREAT BRITAIN LIMITED | 04697795 | 18/08/2017 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| KSL NOMINEES LIMITED | 00953251 | 24/10/1992 | 20/12/2017 | Not Trading |
| KSL SERVICE COMPANY LIMITED | 07911550 | 16/01/2012 | 30/09/2017 | Not Trading |
| KSL TRUSTEES LIMITED | 01122199 | 24/10/1992 | 14/03/2017 | Not Trading |
| KUIT STEINART LEVY LLP | OC334768 | 01/05/2008 | 31/03/2013 | One Red Flag |
| KUITS LIMITED | 02651283 | 13/12/1991 | 15/08/2007 | Not Trading |
| KUITS LIMITED | 02651283 | 11/01/1994 | 27/06/2007 | Not Trading |
| PARSONAGE NOMINEES LIMITED | 05477526 | 10/04/2007 | 05/07/2007 | Not Trading |
| PEARLCHOICE LIMITED | 01002261 | 24/10/1991 | 27/06/2007 | Not Trading |
| ROYAL PHILATELIC SOCIETY LONDON | 00092352 | 24/06/2010 | 29/07/2021 | Gold |