| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| PORTLAND GAS LIMITED | 06030680 | 25/09/2013 | Dissolved |
| PORTLAND GAS STORAGE LIMITED | 05365526 | 25/09/2013 | Dissolved |
| PORTLAND GAS TRANSPORTATION LIMITED | 06030685 | 25/09/2013 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| HARLAND & WOLFF GROUP HOLDINGS PLC | 06409712 | 24/09/2013 | 27/06/2017 | Insolvent |
| INFRASTRATA UK LIMITED | 06030687 | 25/09/2013 | 25/07/2017 | One Red Flag |
| ISLANDMAGEE ENERGY LIMITED | NI059776 | 16/10/2013 | 25/07/2017 | One Red Flag |