| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALL TERRAIN TYRES LIMITED | 05291738 | 19/11/2004 | Silver |
| ARLANYMOR LTD | 09478754 | 09/03/2015 | Bronze |
| DHM CONSULTANCY LIMITED | 05158505 | 06/08/2004 | Gold |
| FFOS LAS LIMITED | 02910531 | 21/03/1994 | Gold |
| G. WALTERS (HOLDINGS) LIMITED | 02686054 | 05/10/2006 | Silver |
| GORREL EQUIPMENT SOLUTIONS LIMITED | 07605939 | 15/04/2011 | Silver |
| GREEN ENERGY (SOUTH WALES) LIMITED | 07141378 | 12/02/2010 | Dissolved |
| LLOYD WALTERS INDUSTRIAL SERVICES LIMITED | 10599674 | 03/02/2017 | Bronze |
| MAESGWYN ENERGY LIMITED | 07116632 | 12/02/2010 | Dissolved |
| MAESGWYN SOLAR DEVELOPMENTS LIMITED | 07606040 | 15/04/2011 | Dissolved |
| WALTERS ASSET MANAGEMENT LIMITED | 06236495 | 22/07/2019 | Silver |
| WALTERS ENVIRONMENTAL LIMITED | 01993246 | 31/03/1999 | Silver |
| WALTERS MAJOR PROJECTS LIMITED | 10518552 | 09/12/2016 | Not Trading |
| WALTERS PLANT HIRE LIMITED | 02903463 | 01/08/2002 | Silver |
| WALTERS RESOURCES LIMITED | 01900234 | 01/09/1995 | Bronze |
| WALTERS RESOURCES LIMITED | 01900234 | 20/10/1994 | Bronze |
| WALTERS U.K. LIMITED | 02707042 | 27/11/2020 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| FFOS LAS SOLAR DEVELOPMENTS LIMITED | 07605959 | 15/04/2011 | 04/04/2012 | One Red Flag |
| MINERAL PRODUCTS QUALIFICATIONS COUNCIL | 01695822 | 08/02/2018 | 03/11/2022 | Bronze |
| PONT ANDREW LIMITED | 08000303 | 21/03/2012 | 01/05/2012 | One Red Flag |