| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| HHD DEVELOPMENTS LTD | 07259221 | 19/05/2010 | Bronze |
| LANGSUN DEVELOPMENTS LIMITED | 05510447 | 15/07/2005 | Dissolved |
| LANGSUN LIMITED | 00224664 | 31/12/1991 | Gold |
| SIGMAROC PLC | 05204176 | 18/04/2019 | Gold |
| T G CONCRETE BRIDGNORTH LTD | 11944420 | 13/04/2019 | One Red Flag |
| TARMAC PLASMEGA LIMITED | 05188552 | 24/09/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALMELEY MANAGEMENT COMPANY LIMITED | 06861293 | 15/02/2013 | 07/11/2018 | Silver |
| BERWYN GRANITE QUARRIES LIMITED | 00081357 | 01/05/2000 | 01/11/2006 | Gold |
| BREEDON BOW HIGHWAYS LIMITED | 09804033 | 01/10/2015 | 14/12/2017 | Bronze |
| BREEDON BOWEN LIMITED | 07745597 | 01/09/2014 | 11/12/2017 | Bronze |
| BREEDON CEMENT LIMITED | 08284549 | 01/08/2016 | 11/12/2017 | Silver |
| BREEDON TRADING LIMITED | 00156531 | 04/10/2010 | 11/12/2017 | Silver |
| CAMBRIAN STONE LIMITED | 01579754 | 16/05/2000 | 16/05/2005 | Gold |
| EVER 2512 LIMITED | 05268644 | 16/11/2004 | 13/10/2009 | Dissolved |
| EVER 2520 LIMITED | 05268416 | 16/11/2004 | 01/10/2009 | Dissolved |
| H. V. BOWEN & SONS (QUARRY) LTD | 07745354 | 01/09/2014 | 11/12/2017 | Gold |
| H. V. BOWEN & SONS (TRANSPORT) LIMITED | 02107727 | 01/09/2014 | 11/12/2017 | Not Trading |
| H.F.T. FORKLIFTS LIMITED | 02597074 | 18/04/1991 | 31/03/1994 | Bronze |
| HUMBERSIDE AGGREGATES LIMITED | 07897332 | 31/07/2017 | 11/12/2017 | Gold |
| HUNTSMAN'S QUARRIES LIMITED | 00320949 | 01/06/2014 | 11/12/2017 | Gold |
| MIDLAND QUARRY PRODUCTS LIMITED | 03173418 | 01/06/2000 | 20/12/2005 | Silver |
| NASH ROCKS STONE AND LIME COMPANY LIMITED | 00263923 | 27/07/1995 | 02/09/2009 | Not Trading |
| NOTTINGHAM READY MIX LIMITED | 06337273 | 16/01/2012 | 11/12/2017 | Gold |
| OFFA DEVELOPMENTS LIMITED | 03362361 | 09/07/1997 | 02/07/2003 | Silver |
| PSV (UK) LTD | 06768029 | 31/10/2014 | 11/12/2017 | Not Trading |
| TARMAC (SOUTH WESTERN) LIMITED | 04026403 | 03/11/2000 | 16/05/2005 | Gold |
| TARMAC HOLDINGS (THL) LIMITED | 00132583 | 15/12/2004 | 16/05/2005 | Not Trading |
| TARMAC LIMITED | NF003513 | 01/01/2001 | 16/05/2005 | Dissolved |
| TARMAC RECYCLING LIMITED | 04026466 | 03/02/2004 | 16/05/2005 | Dissolved |
| TARMAC RECYCLING SERVICES LIMITED | 03723387 | 03/02/2004 | 02/09/2009 | Insolvent |
| TARMAC TRADING LIMITED | 00453791 | 31/12/2000 | 16/05/2005 | Bronze |
| TARMAC WESTERN LIMITED | 01640664 | 19/09/1991 | 16/05/2005 | Not Trading |
| TELFORD CITY TECHNOLOGY COLLEGE TRUST LIMITED | 02414699 | 16/11/2000 | 19/03/2002 | Bronze |
| THOMAS TELFORD SCHOOL ONLINE LIMITED | 03904138 | 05/06/2001 | 19/03/2002 | Not Trading |
| WALSH CONSTRUCTION HOLDINGS LIMITED | 05313698 | 29/04/2005 | 06/06/2010 | Bronze |
| WALSH CONSTRUCTION LIMITED | 00657545 | 20/06/2005 | 06/06/2010 | Bronze |