| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CONCRETE ADVISORY SERVICE LIMITED | 02140861 | 28/01/2005 | 08/07/2010 | Silver |
| CONCRETE INFORMATION LIMITED | 04186830 | 25/01/2006 | 08/07/2010 | Gold |
| CONCRETE INFORMATION LIMITED | 04186830 | 13/05/2002 | 25/01/2006 | Gold |
| CONCRETE ON-LINE LIMITED | 03968350 | 30/04/2007 | 08/07/2010 | Not Trading |
| CONCRETE SOCIETY LIMITED(THE) | 00884419 | 18/07/2001 | 08/07/2010 | Silver |
| CONCRETE TRAINING LIMITED | 04186829 | 26/03/2001 | 08/07/2010 | Not Trading |
| CRACKERJACK LIMITED | 04775441 | 02/06/2003 | 01/12/2013 | Gold |
| INSTITUTE OF CONCRETE TECHNOLOGY(THE) | 01895185 | 30/06/2007 | 08/07/2010 | Gold |
| THE INTERNATIONAL GLASSFIBRE REINFORCED CONCRETE ASSOCIATION | 01398450 | 23/05/2002 | 08/07/2010 | Silver |