| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ACTION MERCHANTS LIMITED | NI065123 | 30/05/2014 | Dissolved |
| ATLAS (SHERBURN) LTD | 03813772 | 01/02/2011 | Dissolved |
| ATLAS WARD BUILDING SYSTEMS LIMITED | 03303086 | 18/05/2011 | Dissolved |
| ATLAS WARD EBT LIMITED | 05288884 | 18/05/2011 | Dissolved |
| ATLAS WARD HOLDINGS LIMITED | 03307099 | 18/05/2011 | Dissolved |
| ATLAS WARD LIMITED | 03745316 | 01/02/2011 | Dissolved |
| AW EUROPEAN HOLDINGS LIMITED | 04107407 | 01/02/2011 | Dissolved |
| AWS HOLDINGS LIMITED | 04107409 | 01/02/2011 | Dissolved |
| DALTON AIRFIELD ESTATE LIMITED | 04129749 | 01/02/2011 | Dissolved |
| DALTON AIRFIELD PROPERTIES LIMITED | 04130197 | 01/02/2011 | Dissolved |
| ENGINEERING CONSTRUCTION TRAINING LIMITED | 05714726 | 01/02/2011 | Dissolved |
| HARRY PEERS & CO LIMITED | 00287506 | 01/10/2019 | Dissolved |
| LEEDS 27 LIMITED | 06014242 | 01/03/2010 | Not Trading |
| ROWEN STRUCTURES LIMITED | 03152085 | 01/03/2010 | Dissolved |
| RYEDALE STRUCTURES LIMITED | 04032409 | 01/02/2011 | Dissolved |
| SEVERFIELD (DESIGN & BUILD) LIMITED | 04107553 | 18/05/2011 | Silver |
| SEVERFIELD COMMERCIAL & INDUSTRIAL (NI) LIMITED | NI010328 | 02/09/2010 | Silver |
| SEVERFIELD COMMERCIAL & INDUSTRIAL LIMITED | 02668795 | 01/03/2010 | Silver |
| SEVERFIELD INFRASTRUCTURE LIMITED | 05196915 | 25/02/2021 | Gold |
| SEVERFIELD INTERNATIONAL LIMITED | 02123467 | 01/03/2010 | One Red Flag |
| SEVERFIELD MODULAR SOLUTIONS LIMITED | 11180471 | 31/01/2018 | One Red Flag |
| SEVERFIELD NUCLEAR & INFRASTRUCTURE LIMITED | 01663267 | 01/10/2019 | Gold |
| SEVERFIELD PLC | 01721262 | 01/03/2010 | Gold |
| SEVERFIELD-REEVE PROJECTS LIMITED | 02668798 | 01/03/2010 | Dissolved |
| SEVERFIELD-REEVE PROPERTIES LIMITED | 02668802 | 01/03/2010 | Dissolved |
| SEVROW LIMITED | 05660442 | 01/03/2010 | Dissolved |
| STEEL UK LIMITED | 05605167 | 18/05/2011 | Dissolved |
| STEELCRAFT ERECTION SERVICES LIMITED | 01634418 | 01/03/2010 | Dissolved |
| TGIS LIMITED | 02876836 | 01/02/2011 | Dissolved |
| TUBEMASTERS LIMITED | 01813102 | 01/02/2011 | Dissolved |
| WATSON STEEL STRUCTURES LIMITED | 04313355 | 18/05/2011 | Dissolved |
| YORK MINSTER ENTERPRISES LIMITED | 03379567 | 13/05/2021 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|