| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BLASTING SERVICES LIMITED | 04085772 | 21/12/2011 | Not Trading |
| EDSL LIMITED | 04414966 | 08/02/2012 | Not Trading |
| EPC CHEMICALS LTD | 13974828 | 14/03/2022 | One Red Flag |
| EPC METRICS LIMITED | 04397016 | 16/06/2017 | Bronze |
| EPC UNITED KINGDOM LIMITED | 00084170 | 01/01/2012 | Silver |
| EXCHEM DEFENCE SYSTEMS LIMITED | 01071738 | 30/06/2012 | Not Trading |
| EXCHEM EXPLOSIVES LIMITED | 01089037 | 30/06/2012 | Not Trading |
| EXCHEM FUEL ADDITIVES LIMITED | 06593059 | 01/01/2012 | Not Trading |
| INSTITUTE OF QUARRYING(THE) | 00606601 | 22/09/2020 | One Red Flag |
| KEMEK LTD | NI009832 | 24/11/2011 | Bronze |
| MINING EXPLOSIVES LIMITED | 06032094 | 20/10/2011 | Amber |
| NATIONAL STONE CENTRE(THE) | 01817304 | 01/03/2022 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| INSTITUTE OF QUARRYING(THE) | 00606601 | 15/12/2014 | 01/11/2016 | One Red Flag |