| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CHRYSAOR (U.K.) CHI LIMITED | 08900671 | 30/09/2019 | Dissolved |
| CHRYSAOR (U.K.) FINANCE LIMITED | 03553888 | 30/09/2019 | Dissolved |
| CHRYSAOR (U.K.) KAPPA LIMITED | 03004536 | 30/09/2019 | Dissolved |
| CHRYSAOR (U.K.) PHI LIMITED | 08895808 | 30/09/2019 | Dissolved |
| CHRYSAOR E&P IRELAND LIMITED | FC028663 | 12/11/2013 | Dissolved |
| CHRYSAOR OIL COMPANY LIMITED | 01480116 | 30/09/2019 | Dissolved |
| CLIFFE STORAGE LIMITED | 00814370 | 30/09/2019 | Dissolved |
| GLEN PETROLEUM LIMITED | 01509350 | 30/09/2019 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CHRYSAOR (U.K.) ALPHA LIMITED | 02374592 | 30/09/2019 | 26/10/2021 | Gold |
| CHRYSAOR (U.K.) BETA LIMITED | 02316577 | 30/09/2019 | 26/10/2021 | Amber |
| CHRYSAOR (U.K.) BRITANNIA LIMITED | 02954364 | 30/09/2019 | 26/10/2021 | Not Trading |
| CHRYSAOR (U.K.) DELTA LIMITED | 07872436 | 30/09/2019 | 26/10/2021 | Insolvent |
| CHRYSAOR (U.K.) ETA LIMITED | 02369861 | 30/09/2019 | 26/10/2021 | Insolvent |
| CHRYSAOR (U.K.) LAMBDA LIMITED | SF000910 | 30/09/2019 | 26/10/2021 | Bronze |
| CHRYSAOR (U.K.) SIGMA LIMITED | 07832693 | 30/09/2019 | 26/10/2021 | Silver |
| CHRYSAOR (U.K.) THETA LIMITED | 01491002 | 30/09/2019 | 26/10/2021 | Gold |
| CHRYSAOR (U.K.) ZETA LIMITED | 01775651 | 30/09/2019 | 26/10/2021 | Insolvent |
| CHRYSAOR CNS LIMITED | 07036630 | 22/10/2013 | 26/10/2021 | Amber |
| CHRYSAOR DEVELOPMENTS LIMITED | 02180666 | 30/09/2019 | 26/10/2021 | One Red Flag |
| CHRYSAOR E&P LIMITED | 10871880 | 18/07/2017 | 26/10/2021 | Amber |
| CHRYSAOR INVESTMENTS LIMITED | 02673868 | 30/09/2019 | 26/10/2021 | Dissolved |
| CHRYSAOR LIMITED | 06418649 | 22/10/2013 | 26/10/2021 | Silver |
| CHRYSAOR NORTH SEA LIMITED | 00958880 | 24/10/2017 | 26/10/2021 | Silver |
| CHRYSAOR PETROLEUM CHEMICALS U.K. LIMITED | 01194149 | 30/09/2019 | 26/10/2021 | Dissolved |
| CHRYSAOR PETROLEUM COMPANY U.K. LIMITED | 00792712 | 30/09/2019 | 26/10/2021 | Silver |
| CHRYSAOR PETROLEUM LIMITED | 01247477 | 30/09/2019 | 26/10/2021 | Bronze |
| CHRYSAOR PRODUCTION (U.K.) LIMITED | 00524868 | 30/09/2019 | 26/10/2021 | Silver |
| CHRYSAOR PRODUCTION HOLDINGS LIMITED | 03629601 | 30/09/2019 | 26/10/2021 | Silver |
| CHRYSAOR PRODUCTION LIMITED | 04550265 | 30/09/2019 | 26/10/2021 | Insolvent |
| CHRYSAOR PRODUCTION OIL (GB) LIMITED | 01505606 | 30/09/2019 | 26/10/2021 | Dissolved |
| CHRYSAOR RESOURCES (IRISH SEA) LIMITED | 03440053 | 30/09/2019 | 26/10/2021 | Silver |
| CHRYSAOR RESOURCES (UK) HOLDINGS LIMITED | 03453033 | 30/09/2019 | 26/10/2021 | Insolvent |
| CHRYSAOR SUPPLY & TRADING LIMITED | 04130571 | 30/09/2019 | 26/10/2021 | Dissolved |
| HARBOUR ENERGY DEVELOPMENTS LIMITED | 03230514 | 30/09/2019 | 26/10/2021 | Not Trading |
| HARBOUR ENERGY FINANCE LIMITED | 10537889 | 22/12/2016 | 26/10/2021 | Silver |
| HARBOUR ENERGY MARKETING LIMITED | 11662086 | 06/11/2018 | 26/10/2021 | Bronze |
| HARBOUR ENERGY SERVICES LIMITED | 10873483 | 19/07/2017 | 26/10/2021 | Silver |
| VIKING CCS LIMITED | 13018647 | 15/11/2020 | 26/10/2021 | Bronze |