| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| B9 Shipping Company Ltd | NI036762 | 23/08/1999 | Dissolved |
| B9 TIDAL ENERGY LTD | NI607991 | 12/09/2011 | Dissolved |
| Elliott's Hill Ltd | NI028121 | 25/01/1994 | Dissolved |
| Rigged Hill Ltd | NI028122 | 25/01/1994 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| B9 ENERGY DEVELOPMENT LTD | NI041400 | 02/04/2003 | 19/04/2022 | Amber |
| B9 ENERGY LIMITED | NI035442 | 11/01/1999 | 19/04/2022 | Amber |
| B9 SHIPPING LIMITED | NI058955 | 11/04/2006 | 19/04/2022 | One Red Flag |
| B9 TIDAL ENERGY LTD | NI607991 | 23/06/2011 | 20/07/2011 | Dissolved |
| EXUS ENERGY LIMITED | NI029164 | 25/02/1998 | 20/02/2003 | Dissolved |
| RENEWABLE ENERGY SYSTEMS (NORTHERN IRELAND) LIMITED | NI026799 | 13/08/1992 | 19/05/2006 | Silver |
| SIEMENS GAMESA RENEWABLE ENERGY B9 LIMITED | NI028387 | 31/05/2006 | 29/07/2015 | Dissolved |
| SIEMENS GAMESA RENEWABLE ENERGY B9 LIMITED | NI028387 | 18/04/1994 | 29/07/2015 | Dissolved |