| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Aztec Drilling Co. Limited | 02643645 | 21/08/1992 | Dissolved |
| Cavolution Ltd | 06310691 | 12/07/2007 | Dissolved |
| Endak Ltd | 02149587 | 26/06/1991 | Dissolved |
| J P KENNY CORPORATION LIMITED | 04488968 | 01/08/2002 | Dissolved |
| J P KENNY INTERSHELF LIMITED | 02331480 | 26/06/1991 | Dissolved |
| KENNY SEATEAM LIMITED | 02968790 | 15/10/2010 | Dissolved |
| Knowledge Engineers Ltd | 02057007 | 31/12/1990 | Dissolved |
| Tekmash Group Ltd | 05701447 | 18/07/2006 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASCENT RESOURCES PLC | 05239285 | 01/01/2006 | 30/04/2013 | Amber |
| EURODRIL LIMITED | 02889306 | 24/01/1994 | 28/07/1995 | Amber |
| J P KENNY RESOURCES LTD | 08494564 | 06/10/2014 | 16/04/2024 | One Red Flag |
| J P KENNY TECHNOLOGY LIMITED | 01905854 | 31/12/1991 | 31/12/1995 | Dissolved |
| JKX OIL & GAS LIMITED | 03050645 | 26/05/1995 | 10/11/1997 | Silver |
| JP KENNY EXPLORATION & PRODUCTION LIMITED | 02379247 | 06/05/1991 | 20/06/1995 | Bronze |
| WGD020 LIMITED | 02331089 | 31/03/1989 | 31/12/1995 | Dissolved |
| WOOD GROUP KENNY CORPORATE LIMITED | SC147353 | 06/11/1993 | 31/12/1997 | Silver |
| WOOD GROUP KENNY LIMITED | 01398385 | 31/12/1991 | 31/12/1997 | Amber |
| WOOD GROUP KENNY UK LIMITED | 02331383 | 26/06/1991 | 31/12/1995 | Amber |