| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BWW WATER NI LTD | NI073828 | 01/10/2009 | Bronze |
| DAWSON PILING LIMITED | 01868349 | 27/02/1997 | Not Trading |
| DAWSON WAM HOLDINGS LIMITED | NI667329 | 28/01/2020 | Gold |
| DAWSON-WAM LTD | 01868307 | 30/06/1992 | Gold |
| FIVE HUNDRED MOTOR RACING CLUB OF IRELAND LIMITED | NI003706 | 25/11/2003 | Bronze |
| LISDOONAN ENGINEERING LIMITED | NI025656 | 18/06/1991 | Not Trading |
| MONDIALE AVIATION LIMITED | NI021071 | 13/11/1987 | One Red Flag |
| MONDIALE CAR COMPANY LIMITED | NI017202 | 13/01/1984 | Bronze |
| W.A.M. (C.P.) LIMITED | NI013397 | 28/02/1979 | Not Trading |
| W.A.M. PLANT LIMITED | NI014297 | 14/05/1980 | Not Trading |
| WAM (FUELS) LIMITED | NI025742 | 09/07/1991 | Dissolved |
| WAM (N.I.) LIMITED | NI025741 | 09/07/1991 | Dissolved |
| WAM (OVERSEAS) LIMITED | NI026424 | 11/03/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CONSTRUCTION EMPLOYERS FEDERATION LIMITED | NI001944 | 11/04/2005 | 07/02/2013 | Gold |
| CPM GROUP LIMITED | 01005164 | 09/10/1992 | 30/04/1997 | Silver |