| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A B C Roofing Systems Ltd | 02674656 | 31/12/1992 | Dissolved |
| Airport Roofing Ltd | 04339672 | 13/12/2001 | Dissolved |
| F.J. Prater Ltd | 00527486 | 21/09/1991 | Dissolved |
| Prater Facades Ltd | 04790726 | 09/07/2003 | Dissolved |
| Prater Holdings Ltd | 01706204 | 21/09/1991 | Dissolved |
| Roofers Corporation Ltd | 01772659 | 05/04/1991 | Dissolved |
| Urc Flexible Waterproofing Limited | 02809342 | 15/04/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALSTEEL FABRICATIONS LIMITED | 00941956 | 11/06/1991 | 29/03/2007 | Dissolved |
| BLOCKMOVE PROPERTY MANAGEMENT LIMITED | 02068778 | 14/05/2009 | 01/10/2010 | Silver |
| BLS (SURREY) LIMITED | 02908524 | 25/06/2003 | 24/09/2008 | Dissolved |
| LEAFGALENDA LIMITED | 02056558 | 21/09/1991 | 12/01/2012 | Dissolved |
| ONE STOP ROOFING CENTRE LIMITED | 02479425 | 04/03/1991 | 14/07/1994 | Not Trading |
| PBP MANAGEMENT LIMITED | 02345636 | 23/04/2008 | 21/04/2015 | Bronze |
| PRATER LIMITED | 02107097 | 21/09/1991 | 29/04/2016 | Amber |
| RAYFIX LIMITED | 06358485 | 25/09/2007 | 30/04/2016 | Dissolved |
| THE MASTIC ASPHALT COUNCIL LIMITED | 00944387 | 02/07/1991 | 12/03/2001 | Gold |
| United Roofing Contractors Ltd | 01765894 | 05/04/1991 | 30/06/1994 | Dissolved |