| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CHARCON AQUATEK LIMITED | 07102015 | 15/02/2013 | Dissolved |
| CHARCON FAST FOUNDATIONS LIMITED | 07105290 | 15/02/2013 | Dissolved |
| CHARCON FIXING LIMITED | 07102001 | 15/02/2013 | Dissolved |
| CHARCON ICF LIMITED | 07102316 | 15/02/2013 | Dissolved |
| CHARCON MAPLINE LIMITED | 07101996 | 15/02/2013 | Dissolved |
| CHARCON PRECAST SOLUTIONS LIMITED | 07102212 | 15/02/2013 | Dissolved |
| CHARCON STRUCTURAL DESIGN LIMITED | 07102223 | 15/02/2013 | Dissolved |
| MOXON TRAFFIC MANAGEMENT LIMITED | 02778518 | 01/02/2013 | Dissolved |
| SPADE OAK CONSTRUCTION CO. LIMITED | 01246375 | 01/02/2013 | Dissolved |
| SPADE OAK DURACOURT LIMITED | 02543901 | 01/02/2013 | Dissolved |
| SPADE OAK GROUP LIMITED | 01049982 | 01/02/2013 | Dissolved |
| SURE-MIX LIMITED | 04610034 | 01/02/2013 | Dissolved |
| XSELL CONSULTANCY LIMITED | 06408849 | 15/02/2013 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AGGREGATE INDUSTRIES SOUTH WEST LIMITED | 00618547 | 01/02/2013 | 09/10/2015 | Not Trading |
| AGGREGATE INDUSTRIES UK LIMITED | 00245717 | 01/02/2013 | 12/02/2018 | Bronze |
| BORDER STONE CO. LIMITED | 04440182 | 21/07/2009 | 31/01/2013 | Dissolved |
| CHARCON FLOORING LIMITED | 07101975 | 15/02/2013 | 21/07/2014 | Dissolved |
| CHARCON HOLDINGS LIMITED | 07102004 | 15/02/2013 | 21/07/2014 | Not Trading |
| CHARCON LIMITED | 03703986 | 21/07/2009 | 31/05/2010 | Not Trading |
| CHARCON MANAGEMENT SERVICES LIMITED | 07102228 | 15/02/2013 | 21/07/2014 | Dissolved |
| CHARCON MANUFACTURING LIMITED | 07102230 | 15/02/2013 | 21/07/2014 | Dissolved |
| CONSTRUCTION SYSTEM SOLUTIONS LIMITED | 06824781 | 15/02/2013 | 21/07/2014 | Dissolved |
| DOUGLAS CONCRETE HOLDINGS LTD | 02802208 | 01/02/2013 | 09/10/2015 | Not Trading |
| DOUGLAS CONCRETE LIMITED | 00726884 | 01/02/2013 | 09/10/2015 | Not Trading |
| EJS CONCRETE PRODUCTS LIMITED | 05220536 | 01/07/2009 | 31/01/2013 | Dissolved |
| EJS LANDSCAPE SUPPLIES LIMITED | 05248684 | 01/10/2009 | 31/01/2013 | Dissolved |
| GRANVILLE-STEEL CONTRACTING LIMITED | 00870867 | 01/02/2013 | 09/10/2015 | Dissolved |
| KENNEDY ASPHALT LIMITED | 01021187 | 01/02/2013 | 09/10/2015 | Dissolved |
| KERNOW CONCRETE LIMITED | 04844599 | 01/02/2013 | 09/10/2015 | Dissolved |
| LONDON CONCRETE LIMITED | 03403869 | 01/02/2013 | 09/10/2015 | Not Trading |
| MENDIP RAIL LIMITED | 02747203 | 28/09/2015 | 29/09/2017 | Amber |
| MID ESSEX (ASPHALT) LIMITED | 03950432 | 01/02/2013 | 09/10/2015 | Not Trading |
| NEPICAR SAND LTD | 06624264 | 01/04/2014 | 17/04/2015 | Silver |
| NORTH KENT ROADSTONE LIMITED | 05310963 | 01/02/2013 | 26/09/2017 | Silver |
| RAND ROAD SURFACING LIMITED | 06395997 | 01/02/2013 | 09/10/2015 | Strike Off |
| REDDITCH CONCRETE LIMITED | 03697525 | 28/02/2013 | 30/10/2015 | Dissolved |
| RFS WORKS LIMITED | 09896937 | 15/03/2016 | 23/10/2017 | Silver |
| ROLLER COMPACTED CONCRETE COMPANY LIMITED | 04768083 | 01/02/2013 | 09/10/2015 | Dissolved |
| SIMPLY PAVING LTD | 05343933 | 26/01/2012 | 12/02/2013 | Dissolved |
| SITEBATCH LIMITED | 02578064 | 01/02/2013 | 09/10/2015 | Dissolved |
| STONEFLAIR LIMITED | 04151476 | 21/07/2009 | 31/01/2013 | Dissolved |
| STONEFLAIR NORTHERN LIMITED | 05621073 | 01/07/2009 | 31/01/2013 | Dissolved |
| WESTERN BRIDGE (SHIPPING) LIMITED | 04452717 | 30/06/2017 | 13/10/2017 | Amber |
| WIGHT BUILDING MATERIALS LTD | 08549517 | 01/07/2016 | 19/09/2017 | Bronze |