| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CADENT GAS LIMITED | 10080864 | 15/05/2019 | Bronze |
| IPP OFTO INVESTMENTS LIMITED | 15766205 | 06/06/2024 | Amber |
| OFTO SUPERHOLDCO (NO. 2) LIMITED | 11483135 | 17/04/2020 | Silver |
| OFTO SUPERHOLDCO (NO. 3) LIMITED | 12204648 | 12/09/2019 | Silver |
| OFTO SUPERHOLDCO (NO. 4) LIMITED | 12373189 | 20/12/2019 | Amber |
| OFTO SUPERHOLDCO (NO. 5) LIMITED | 13136312 | 15/01/2021 | Bronze |
| OFTO SUPERHOLDCO (NO. 6) LIMITED | 13986513 | 18/03/2022 | Not Trading |
| OFTO SUPERHOLDCO LIMITED | 07502682 | 13/02/2019 | Bronze |
| QUADGAS HOLDCO LIMITED | 10614254 | 15/05/2019 | Amber |
| QUADGAS HOLDINGS TOPCO LIMITED | FC034104 | 28/06/2019 | Amber |
| QUADGAS INVESTMENTS BIDCO LIMITED | 10487004 | 28/06/2019 | Silver |
| QUADGAS MIDCO LIMITED | 10615396 | 15/05/2019 | Amber |
| QUADGAS PLEDGECO LIMITED | 10614954 | 15/05/2019 | Gold |
| TC BARROW HOLDCO LIMITED | 07384483 | 30/06/2014 | Bronze |
| TC BARROW OFTO LIMITED | 07384547 | 30/06/2014 | Amber |
| TC BEATRICE HOLDCO LIMITED | 12373947 | 20/12/2019 | Amber |
| TC BEATRICE OFTO LIMITED | 12374249 | 20/12/2019 | Amber |
| TC DUDGEON HOLDCO LIMITED | 11114568 | 15/12/2017 | Bronze |
| TC DUDGEON LIMITED | 11114655 | 18/12/2017 | Dissolved |
| TC DUDGEON OFTO PLC | 11123266 | 22/12/2017 | Amber |
| TC EAST ANGLIA ONE HOLDCO LIMITED | 13138318 | 18/01/2021 | Amber |
| TC EAST ANGLIA ONE OFTO LIMITED | 13143941 | 19/01/2021 | Bronze |
| TC GUNFLEET SANDS HOLDCO LIMITED | 07384462 | 30/06/2014 | Amber |
| TC GUNFLEET SANDS OFTO LIMITED | 07384551 | 30/06/2014 | Amber |
| TC LINCS HOLDCO LIMITED | 08079001 | 30/06/2014 | Bronze |
| TC LINCS OFTO LIMITED | 08079075 | 30/06/2014 | Amber |
| TC MORAY EAST HOLDCO LIMITED | 13991644 | 21/03/2022 | Not Trading |
| TC MORAY EAST OFTO LIMITED | 13992749 | 21/03/2022 | Not Trading |
| TC ORMONDE OFTO LIMITED | 07456969 | 30/06/2014 | Amber |
| TC RAMPION HOLDCO LIMITED | 12206878 | 13/09/2019 | Amber |
| TC RAMPION OFTO LIMITED | 12210221 | 16/09/2019 | Amber |
| TC ROBIN RIGG HOLDCO LIMITED | 07384485 | 30/06/2014 | Amber |
| TC ROBIN RIGG OFTO LIMITED | 07384550 | 30/06/2014 | Amber |
| TC WESTERMOST ROUGH HOLDCO LIMITED | 09644257 | 17/06/2015 | Silver |
| TC WESTERMOST ROUGH OFTO LIMITED | 09644414 | 17/06/2015 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|