| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BROUGHTON MOOR GREEN SLATE QUARRIES LIMITED(THE) | 00257160 | 22/09/2011 | Not Trading |
| BURLINGTON CONSTRUCTION MATERIALS GROUP LIMITED | 15114989 | 05/09/2023 | Bronze |
| BURLINGTON SLATE LIMITED | 01781765 | 22/09/2011 | Bronze |
| BURLINGTON SLATE PRODUCTION LIMITED | 00570189 | 22/09/2011 | Not Trading |
| CARTMEL STEEPLECHASES (HOLKER) LIMITED | 03524887 | 22/09/2011 | Silver |
| CARTMEL STEEPLECHASES LIMITED | 00205702 | 22/09/2011 | Not Trading |
| CORRIE AND CO LTD | 07135640 | 03/10/2011 | Silver |
| ELTERWATER FIRBANK HOLDING LIMITED | 15115909 | 05/09/2023 | Bronze |
| ELTERWATER FIRBANK LIMITED | 15035790 | 28/07/2023 | Bronze |
| HOLBECK HOMES LIMITED | 00887431 | 22/09/2011 | Bronze |
| HOLKER ESTATES CO. LIMITED | 00927469 | 22/09/2011 | One Red Flag |
| HOLKER HOLDINGS LIMITED | 01515256 | 22/09/2011 | Gold |
| LAKELAND GREEN SLATE & STONE COMPANY LIMITED | 00592650 | 22/09/2011 | Not Trading |
| MANDALL'S SLATE COMPANY LIMITED | 00073299 | 22/09/2011 | Not Trading |
| RED ROAD ASSOCIATES LIMITED | 07521994 | 08/02/2011 | Dissolved |
| ROOSE & WALNEY SAND & GRAVEL COMPANY LIMITED(THE) | 00660061 | 22/09/2011 | Not Trading |
| VITAGRASS FARMS (HOLKER) LIMITED | 00537157 | 22/09/2011 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|