| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ARMDEV LIMITED | 09375580 | 06/01/2015 | Dissolved |
| BAINES GOLDSTON CORPORATE FINANCE LIMITED | 04219560 | 11/07/2001 | Dissolved |
| BBF (INTRODUCERS) LIMITED | 08513155 | 01/05/2013 | Dissolved |
| BRAEWORTH LIMITED | 09251650 | 07/10/2014 | Dissolved |
| CORDELL GROUP LIMITED | 03898452 | 09/10/2001 | Dissolved |
| Celtweld Ltd | 04340584 | 18/01/2002 | Dissolved |
| Celtweld Ltd | 04340584 | 18/01/2002 | Dissolved |
| DERMA ANALYTICS LIMITED | 10422792 | 12/10/2016 | Dissolved |
| EVOLUTION RISK ASSURANCE LIMITED | 08130482 | 04/07/2012 | Dissolved |
| European Roll Makers Ltd | 03943089 | 13/03/2000 | Dissolved |
| European Roll Reclamation Ltd | 04833484 | 15/07/2003 | Dissolved |
| FALCONSFIVE LIMITED | 12334446 | 26/11/2019 | Dissolved |
| FALCONSFOUR LIMITED | 12339249 | 28/11/2019 | Dissolved |
| FALCONSSIX LIMITED | 12334477 | 26/11/2019 | Dissolved |
| FORENSIC INSTITUTE (EDINBURGH) LIMITED | SC209351 | 07/09/2001 | Silver |
| GECADIS MANAGEMENT LIMITED | 10313016 | 04/08/2016 | Silver |
| HIGH SIXES PROJECTS LIMITED | 08051293 | 30/04/2012 | One Red Flag |
| HINTONONE LTD | 12971603 | 23/10/2020 | Dissolved |
| HYDRA CUBED LIMITED | 11058832 | 10/11/2017 | Dissolved |
| IJAC INDUSTRIAL LIMITED | 09511325 | 26/03/2015 | Bronze |
| KILNOORE LIMITED | 00573150 | 31/01/2002 | Dissolved |
| Kozo Ltd | 03578100 | 09/06/1998 | Dissolved |
| Kozo Ltd | 03578100 | 09/06/1998 | Dissolved |
| LAUREATE MACHINERY LIMITED | 10312720 | 04/08/2016 | Bronze |
| LEASIDE DEVELOPMENTS LIMITED | 08554041 | 03/06/2013 | Dissolved |
| LEASIDEFOUR LIMITED | 09848600 | 29/10/2015 | Silver |
| LONDON RESERVE LTD. | 07854484 | 10/10/2022 | Gold |
| MONBELLO BLINDS & INTERIORS LIMITED | 10337738 | 19/08/2016 | Dissolved |
| MONBELLO BLINDS (NORTHERN) LIMITED | 10334401 | 17/08/2016 | Dissolved |
| PALLPET LIMITED | 08178804 | 14/08/2012 | Dissolved |
| PEACEFUL PLANET HUMAN RIGHTS EDUCATION | 10861364 | 16/08/2022 | Strike Off |
| PETERLEEFOUR LIMITED | 10312999 | 04/08/2016 | One Red Flag |
| PETERLEEONE LIMITED | 09896167 | 01/12/2015 | One Red Flag |
| PETERLEETHREE LIMITED | 10312029 | 04/08/2016 | Bronze |
| PIPE MAINTENANCE INTERNATIONAL LIMITED | 08698790 | 10/10/2022 | Silver |
| PROJECT KITE LIMITED | 09494824 | 17/03/2015 | Silver |
| PROJECT TA LIMITED | 08480640 | 09/04/2013 | Silver |
| PURPOSE BUILDFIVE LIMITED | 12006963 | 20/05/2019 | Strike Off |
| PURPOSE BUILDFOUR LIMITED | 12006821 | 20/05/2019 | Strike Off |
| PURPOSE BUILDSIX LIMITED | 12007029 | 20/05/2019 | Strike Off |
| Ramsey Components Ltd | 03770610 | 14/05/1999 | Dissolved |
| SALBENCHA LIMITED | 07679607 | 01/12/2011 | Dissolved |
| SPIRAL PORTFOLIO LIMITED | 04927755 | 09/10/2003 | Bronze |
| STYLCO UK LTD | 07808867 | 06/10/2015 | Dissolved |
| THE FORENSIC INSTITUTE (ANALYTICAL) LIMITED | SC267640 | 10/05/2004 | Not Trading |
| THE FORENSIC INSTITUTE (ANALYTICAL) LIMITED | SC267640 | 10/05/2004 | Not Trading |
| THE FORENSIC INSTITUTE LIMITED | SC225394 | 15/11/2001 | Silver |
| TRENDBEV HOLDINGS LIMITED | 09805866 | 02/10/2015 | Dissolved |
| Technical Welding Products Ltd | 04449636 | 29/05/2002 | Dissolved |
| Technical Welding Products Ltd | 04449636 | 29/05/2002 | Dissolved |
| Teesside Wholesale Meat Co Ltd | 00529894 | 04/11/1998 | Dissolved |
| WPH (NORTH EAST) LLP | OC355799 | 19/07/2019 | Dissolved |
| Weather Seal Facade Ltd | 03567865 | 03/04/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| C M G A Ltd | 03921212 | 28/02/2000 | 27/03/2000 | Dissolved |
| Clive Owen & Co (Staff) Ltd | 03279392 | 12/12/1996 | 31/03/1997 | Dissolved |
| DH CARDIO LIMITED | 09702474 | 24/07/2015 | 01/05/2018 | Dissolved |
| Darlington Business Venture | 01826820 | 01/01/1992 | 30/08/1995 | Dissolved |
| E14 ONE LIMITED | 10179627 | 13/05/2016 | 16/06/2017 | Dissolved |
| FALCONS MANAGEMENT LIMITED | 11836695 | 20/02/2019 | 30/12/2021 | Dissolved |
| FALCONSONE LIMITED | 11835629 | 19/02/2019 | 20/11/2023 | One Red Flag |
| FALCONSTHREE LIMITED | 11836721 | 20/02/2019 | 30/12/2021 | Dissolved |
| FALCONSTWO LIMITED | 11836739 | 20/02/2019 | 30/12/2021 | Insolvent |
| LAUREATE PRECISION ENGINEERING LIMITED | 10313126 | 04/08/2016 | 21/01/2019 | Bronze |
| LEASIDEONE LIMITED | 09843635 | 27/10/2015 | 05/05/2017 | Amber |
| LEASIDETHREE LIMITED | 09848567 | 29/10/2015 | 15/01/2016 | Dissolved |
| LEASIDETWO LIMITED | 09848493 | 29/10/2015 | 15/01/2016 | Dissolved |
| LYKKE RESEARCH LIMITED | 09654883 | 24/06/2015 | 01/05/2018 | Dissolved |
| MENTONE LTD | 09707723 | 29/07/2015 | 01/05/2018 | Amber |
| MMH P&C LIMITED | 04600557 | 05/12/2002 | 05/06/2003 | Dissolved |
| PARSON & CROSLAND (MIDDLESBROUGH) LIMITED | 00211571 | 25/05/1999 | 05/06/2003 | Dissolved |
| PETERLEETWO LIMITED | 09976314 | 28/01/2016 | 16/01/2019 | One Red Flag |
| PURPOSE BUILD MANAGEMENT LIMITED | 11822962 | 12/02/2019 | 14/02/2020 | One Red Flag |
| PURPOSE BUILDONE LIMITED | 11822825 | 12/02/2019 | 07/10/2019 | Strike Off |
| PURPOSE BUILDTHREE LIMITED | 11822928 | 12/02/2019 | 07/10/2019 | Bronze |
| PURPOSE BUILDTWO LIMITED | 11822917 | 12/02/2019 | 07/10/2019 | Insolvent |
| Panda Supplies Ltd | 01545895 | 28/04/2000 | 25/07/2002 | Dissolved |
| Qgs Synergy Ltd | 02206097 | 01/10/1997 | 02/04/1998 | Dissolved |
| T. M. WARD (DARLINGTON) LIMITED | 02739627 | 01/06/1999 | 24/07/2009 | One Red Flag |
| TANFIELD ENGINEERING SYSTEMS LIMITED | 07991017 | 14/03/2012 | 28/09/2012 | Bronze |
| WPH (NORTH EAST) LLP | OC355799 | 20/06/2017 | 22/11/2017 | Dissolved |
| WYNYARD FINANCIAL LIMITED | 07323016 | 22/07/2010 | 30/10/2014 | Dissolved |
| Wyngleby Ltd | 05377315 | 28/02/2005 | 07/04/2005 | Dissolved |