| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ACTUATED CONTROLS LIMITED | 02347200 | 14/08/2006 | Dissolved |
| BLACK AUTOMATIC CONTROLS LIMITED | 03714398 | 14/08/2006 | Dissolved |
| JD CAWTE ASSOCIATES LTD | SC479304 | 05/06/2014 | Dissolved |
| MARTIN ORGEE LIMITED | 03842709 | 18/03/2005 | Dissolved |
| TEKNIGAS LIMITED | 00857778 | 14/08/2006 | Dissolved |
| Valtac Ltd | 01568568 | 01/11/1999 | Dissolved |
| W125 LIMITED | 03564176 | 16/04/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BLACK TEKNIGAS & ELECTRO CONTROLS LTD. | 04320125 | 14/08/2006 | 30/07/2013 | Gold |
| CONTINAL GROUP LIMITED | 04119112 | 01/12/2013 | 09/07/2019 | Bronze |
| ELECTRO CONTROLS LIMITED | 01516780 | 11/05/2005 | 30/07/2013 | Gold |
| KEYSTONE VALVE (U.K.) LIMITED | SC054011 | 16/09/1994 | 31/03/1999 | Dissolved |
| PCC FLOW TECHNOLOGIES LIMITED | SC057099 | 01/06/1999 | 22/05/2001 | Dissolved |
| WATTS INDUSTRIES UK LIMITED | 02642521 | 18/03/2005 | 30/07/2013 | One Red Flag |
| WATTS UK LIMITED | 04067163 | 18/03/2005 | 30/07/2013 | Bronze |