| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CHEEKY MONKEYS (CWMBRAN) LIMITED | 06403720 | 19/10/2007 | One Red Flag |
| CHEEKY MONKEYS (CWMBRAN) LIMITED | 06403720 | 19/10/2007 | One Red Flag |
| INSTA ROOFING SERVICES LIMITED | 01868867 | 06/11/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASSOCIATION FOR THE CONSERVATION OF ENERGY LIMITED | 01650772 | 23/06/2004 | 01/07/2008 | Amber |
| BRITISH BOARD OF AGREMENT | 00878293 | 22/03/2012 | 27/05/2016 | One Red Flag |
| CIGA LIMITED | 05724982 | 28/02/2006 | 13/01/2020 | Not Trading |
| ENVIROFORM SOLUTIONS LTD | NI602193 | 13/09/2011 | 30/06/2020 | Gold |
| INSTA (INTERNATIONAL) LIMITED | 08945886 | 23/06/2014 | 30/06/2020 | Silver |
| INSTA COUSTIC LIMITED | 02194536 | 06/11/1991 | 30/06/2020 | Amber |
| INSTA GROUP HOLDINGS LIMITED | 02253172 | 06/11/1991 | 30/06/2020 | Amber |
| INSTA TRUSTEES LIMITED | 05878520 | 17/07/2006 | 30/06/2020 | Not Trading |
| INSTACLAD LIMITED | 08256142 | 16/10/2012 | 30/06/2020 | Not Trading |
| INSTAFIBRE LIMITED | 01687173 | 25/02/1998 | 22/11/2004 | Silver |
| INSTAFIBRE LIMITED | 01687173 | 27/02/1991 | 30/06/2020 | Silver |
| INSTAFLOOR LIMITED | 07946088 | 10/02/2012 | 30/06/2020 | Not Trading |
| INSTAGEN LIMITED | 08256148 | 16/10/2012 | 30/06/2020 | Not Trading |
| INSTAGROUP LTD | 01500228 | 06/11/1991 | 30/06/2020 | Gold |
| INSTAHEAT & PLUMBING LIMITED | 08090527 | 31/05/2012 | 18/09/2015 | Dissolved |
| INSTAPROPERTY LIMITED | 02213934 | 06/11/1991 | 30/06/2020 | Silver |
| NATIONAL INSULATION ASSOCIATION LTD | 01684483 | 02/03/2006 | 12/12/2006 | Silver |
| RED MIST LEISURE LIMITED | 05124400 | 11/05/2004 | 28/06/2010 | Amber |
| THE CAVITY INSULATION GUARANTEE AGENCY | 03044131 | 17/03/2011 | 12/05/2015 | Bronze |