| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ELIOT BUSINESS PARK MANAGEMENT COMPANY LIMITED | 05742425 | 19/11/2014 | Bronze |
| FISHER HILL ENTERPRISES LLP | OC418466 | 07/08/2017 | Dissolved |
| GLI (UK) LLP | OC450189 | 11/06/2024 | Bronze |
| GRS (ROADSTONE) LIMITED | 03261275 | 20/02/1997 | Bronze |
| GRS (ROADSTONE) TRUSTEES LIMITED | 03936530 | 28/03/2000 | Not Trading |
| GRS ROADSTONE GROUP LIMITED | 09017603 | 01/09/2014 | Bronze |
| GRS ROADSTONE HOLDINGS LIMITED | 05089357 | 03/09/2004 | Not Trading |
| HHOG LEASING LIMITED | 07014175 | 18/08/2010 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AGGBAG LIMITED | 04001554 | 31/07/2015 | 03/11/2022 | Not Trading |
| GLI (UK) LLP | OC450189 | 16/01/2024 | 04/04/2024 | Bronze |
| GRS BAGGING HOLDINGS LIMITED | 05089352 | 09/10/2009 | 03/11/2022 | Not Trading |
| GRS BUILDING PRODUCTS LIMITED | 03916174 | 28/02/2011 | 03/11/2022 | Bronze |
| GRS EARTH SOLUTIONS LIMITED | 00937000 | 30/11/1991 | 12/06/2017 | Amber |
| GRS INTEGRATED SOLUTIONS LIMITED | 04022852 | 15/03/2011 | 14/11/2014 | Amber |
| GRS PRODUCTION & LOGISTICS HOLDINGS LIMITED | 05797643 | 15/03/2011 | 03/11/2022 | Not Trading |
| GRS RAIL SERVICES LIMITED | 02632166 | 26/11/2007 | 03/02/2015 | Bronze |
| LAL-GRS LIMITED | 05152586 | 20/07/2007 | 16/08/2010 | One Red Flag |
| RAIL STONE SOLUTIONS LIMITED | 10457625 | 06/07/2018 | 19/10/2022 | Amber |