| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Association of International Schools & Colleges Uk Ltd | 07076093 | 13/11/2009 | Dissolved |
| CARBON NET ZERO LTD | 14258580 | 27/07/2022 | Not Trading |
| CRANBERRY UK LIMITED | 03733476 | 02/05/2008 | Dissolved |
| DETA GROUP LIMITED | 11110820 | 13/12/2017 | Insolvent |
| LOW ENERGY (UK) LIMITED | 08442822 | 13/03/2013 | Dissolved |
| THE WATER RETAIL COMPANY LIMITED | 10277311 | 13/07/2016 | Gold |
| The Barley Hall Trust Ltd | 03420264 | 07/09/2007 | Dissolved |
| UK METALS EXPO LIMITED | 13396215 | 14/05/2021 | Bronze |
| WECUK | 07639557 | 19/05/2011 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BEST BAR NONE PROFESSIONAL AND SAFER VENUES | 06362442 | 25/06/2008 | 01/03/2012 | Gold |
| CARBON MANAGEMENT COMPANY (QATAR) LIMITED | 08020526 | 07/06/2012 | 15/11/2013 | Dissolved |
| Carbonneutral North East | 05393310 | 13/01/2006 | 22/04/2009 | Dissolved |
| ENERGY MANAGERS ASSOCIATION | 07943728 | 09/02/2012 | 31/12/2020 | Gold |
| ENERGY SAVING CONSORTIUM SERVICE COMPANY LTD | 09921262 | 25/01/2016 | 17/01/2018 | Not Trading |
| GREEN GAS TRADING LIMITED | 08055400 | 02/05/2012 | 01/07/2012 | Silver |
| HEELEC LIMITED | 08785975 | 21/11/2013 | 13/06/2022 | Silver |
| INSTITUTE OF ADVANCED MOTORISTS LIMITED(THE) | 00562530 | 09/11/1994 | 22/07/2009 | Silver |
| SECR REPORTING LIMITED | 11901873 | 23/03/2019 | 09/06/2023 | Dissolved |
| SOLAVEIL LTD | 05983812 | 01/07/2009 | 29/11/2011 | Dissolved |
| SOLIPCO LTD | 07478161 | 27/04/2011 | 29/11/2011 | Dissolved |
| THE ANAEROBIC DIGESTION AND BIORESOURCES ASSOCIATION LIMITED | 07015240 | 28/04/2010 | 30/09/2012 | One Red Flag |
| UNIVERSAL FLOOD AND PEST CONTROL COMPANY LIMITED | 07787509 | 20/12/2012 | 20/05/2013 | Dissolved |
| WATERTIGHT INTERNATIONAL LTD | 05303251 | 01/03/2010 | 20/05/2013 | Dissolved |
| WOODSTOCK COLLEGE LTD | 07231343 | 03/09/2013 | 10/10/2017 | Dissolved |
| YELLOWDOG LIMITED | 09381071 | 15/06/2015 | 05/12/2018 | Amber |
| YORK ARCHAEOLOGICAL TRUST FOR EXCAVATION AND RESEARCH LIMITED | 01430801 | 10/12/2004 | 06/12/2013 | Bronze |