| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| D & I DRILLING LTD | 06630487 | 21/12/2017 | Silver |
| LEYDEN KIRBY ASSOCIATES LIMITED | 04557784 | 31/10/2003 | Bronze |
| LK ASSURE LIMITED | 06767625 | 08/12/2008 | Not Trading |
| LK CONSULT LIMITED | 06767704 | 08/12/2008 | One Red Flag |
| LK ENERGY SOLUTIONS LIMITED | 06767688 | 08/12/2008 | Not Trading |
| LK MANAGEMENT LIMITED | 06131149 | 28/02/2007 | Bronze |
| LK POLLUTION RESPONSE LIMITED | 05730727 | 20/03/2006 | Silver |
| LK REMEDIATE LIMITED | 06121294 | 08/03/2007 | Silver |
| Leyden Kirby Merseyside Ltd | 05870359 | 10/07/2006 | Dissolved |
| MBED ARCHITECTS LTD | 09144346 | 23/07/2014 | One Red Flag |
| Plant Arranger Ltd | 04094054 | 06/11/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| GEOTECH PLANT HIRE LTD | 13396618 | 14/05/2021 | 09/05/2023 | Dissolved |
| MANCHESTER & IRISH TRADING LIMITED | 09102015 | 06/08/2014 | 17/12/2018 | Dissolved |