| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CONNICK ENGINEERING LIMITED | 01583885 | 30/03/2022 | Amber |
| COULOMB ENERGY SUPPLY LIMITED | 07488842 | 01/07/2019 | Bronze |
| ENERGY24 LIMITED | 05809051 | 01/07/2019 | Bronze |
| ENERGY24 SERVICES LIMITED | 06864372 | 01/07/2019 | Amber |
| FAIRPORT ENGINEERING LIMITED | 06534289 | 30/03/2022 | Silver |
| FAIRPORT PROCESS EQUIPMENT LIMITED | 06988408 | 30/03/2022 | Not Trading |
| FEL HOLDINGS LTD | 10436595 | 30/03/2022 | Bronze |
| GRANITE ROCK HOLDINGS LIMITED | SC502875 | 09/04/2015 | Dissolved |
| IRIE LIMITED | 06864379 | 01/07/2019 | Dissolved |
| ORCHID BIOENERGY GROUP LIMITED | 06544458 | 30/03/2022 | Bronze |
| ORCHID ENVIRONMENTAL LIMITED | 04661314 | 30/03/2022 | Not Trading |
| ORCHID I P LIMITED | 06529101 | 30/03/2022 | Not Trading |
| PX (TGPP) LIMITED | 04416996 | 01/07/2019 | Amber |
| PX BIODIESEL IMMINGHAM LIMITED | 05807602 | 01/07/2019 | Dissolved |
| PX BIOETHANOL TEESSIDE LIMITED | 05807718 | 01/07/2019 | Dissolved |
| PX ENGINEERING CONSULTANTS LIMITED | 05692095 | 01/07/2019 | Gold |
| PX HOLDCO1 LIMITED | 13306214 | 27/04/2021 | Bronze |
| PX HOLDCO2 LIMITED | 13306193 | 27/04/2021 | Silver |
| PX HOLDCO3 LIMITED | 13306189 | 27/04/2021 | Bronze |
| PX HOLDCO4 LIMITED | 06309132 | 01/07/2019 | Dissolved |
| PX HOLDINGS LIMITED | 04417010 | 01/07/2019 | Bronze |
| PX LIMITED | 04373756 | 01/07/2019 | Bronze |
| PX LNG TEESSIDE LIMITED | 05807651 | 01/07/2019 | Silver |
| PX MANAGEMENT LIMITED | 05807951 | 01/07/2019 | Dissolved |
| PX RESERVE LIMITED | 06503959 | 01/07/2019 | Dissolved |
| PX SUPPLY LIMITED | 10738921 | 01/07/2019 | One Red Flag |
| PX UK HOLDCO1 LIMITED | 10079221 | 01/07/2019 | Dissolved |
| PX UK HOLDCO2 LIMITED | 10079228 | 01/07/2019 | Dissolved |
| PX UK HOLDCO3 LIMITED | 10079234 | 01/07/2019 | One Red Flag |
| SALTEND CHEMICALS PARK LIMITED | 10542068 | 01/07/2019 | One Red Flag |
| SLLP 100 LIMITED | SC483212 | 05/12/2014 | Dissolved |
| TEAKAN INVESTMENTS LIMITED | SF000919 | 03/02/2011 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AMULET MARITIME LIMITED | 07397801 | 03/02/2011 | 22/05/2013 | Dissolved |
| Aberdeen Petroleum Ltd | SC073265 | 16/12/2008 | 16/12/2008 | Dissolved |
| Amberstoke Ltd | 04570100 | 16/12/2008 | 06/01/2009 | Dissolved |
| CAMM-PRO LIMITED | SC545876 | 19/11/2019 | 02/06/2023 | One Red Flag |
| GOAL OLIE- EN GASEXPLORATIE B.V. | SF000937 | 16/12/2008 | 06/01/2009 | Dissolved |
| Goal North Sea Ltd | 01157681 | 16/12/2008 | 06/01/2009 | Dissolved |
| Grovedawn Ltd | 04570506 | 16/12/2008 | 06/01/2009 | Dissolved |
| IGNITESERVE LIMITED | 03645283 | 16/12/2008 | 06/01/2009 | Dissolved |
| INEOS UPSTREAM SERVICES LIMITED | 09485976 | 10/01/2017 | 10/10/2019 | One Red Flag |
| KCA DEUTAG DRILLING SERVICES (UK) LIMITED | SC234542 | 01/08/2005 | 23/02/2007 | Insolvent |
| KEELWOOD LIMITED | 04570491 | 03/02/2011 | 13/05/2014 | Dissolved |
| Kca Deutag Drilling Land Support Ltd | SC253225 | 01/08/2005 | 23/02/2007 | Dissolved |
| Macnamee Services Ltd | SC047183 | 16/12/2008 | 06/01/2009 | Dissolved |
| NRG WELL MANAGEMENT LIMITED | SC332271 | 28/04/2020 | 17/03/2023 | Bronze |
| PALADIN RESOURCES LIMITED | SC149507 | 16/12/2008 | 06/01/2009 | Gold |
| REPSOL ALPHA LIMITED | 04796268 | 16/12/2008 | 06/01/2009 | Silver |
| REPSOL BETA LIMITED | 04796282 | 03/02/2011 | 17/12/2012 | One Red Flag |
| REPSOL LNS LIMITED | 02483161 | 03/02/2011 | 17/12/2012 | Silver |
| REPSOL NORTH SEA LIMITED | 01061863 | 03/02/2011 | 17/12/2012 | Silver |
| REPSOL OIL TRADING LIMITED | 02307374 | 03/02/2011 | 17/12/2012 | Amber |
| REPSOL PENSION AND LIFE SCHEME LIMITED | 03678507 | 16/12/2008 | 06/01/2009 | Not Trading |
| REPSOL RESOURCES UK LIMITED | 00825828 | 02/02/2011 | 17/12/2012 | Silver |
| REPSOL TRANSPORTATION (UT) LIMITED | 03093642 | 03/02/2011 | 17/12/2012 | Gold |
| REPSOL TRUSTEES (UK) LIMITED | 02901437 | 16/12/2008 | 06/01/2009 | Not Trading |
| RIGEL PETROLEUM (NI) LIMITED | NI029801 | 16/12/2008 | 16/01/2009 | Silver |
| RIGEL PETROLEUM UK LIMITED | 03389978 | 03/02/2011 | 17/12/2012 | Silver |
| Supertest Petroleum(U.K.)Ltd | 01020484 | 16/12/2008 | 06/01/2009 | Dissolved |
| TALISMAN ENERGY DL LIMITED | 04079629 | 16/12/2008 | 06/01/2009 | Insolvent |
| TALISMAN ENERGY NS LIMITED | 04079631 | 16/12/2008 | 06/01/2009 | Insolvent |
| TALISMAN ENERGY OIL TRANSPORTATION LIMITED | 03135059 | 16/12/2008 | 06/01/2009 | Dissolved |
| TALISMAN FINANCE (UK) LIMITED | 07457365 | 03/02/2011 | 16/05/2013 | Dissolved |
| TEGSI (UK) LIMITED | 07541769 | 20/04/2011 | 22/05/2013 | Dissolved |
| THE UK OFFSHORE ENERGIES ASSOCIATION LIMITED | 01119804 | 01/04/2012 | 13/05/2014 | Silver |
| TRANSWORLD PETROLEUM (U.K.) LIMITED | 01010787 | 03/02/2011 | 17/12/2012 | Amber |
| Talisman Energy Resources Ltd | 05542359 | 16/12/2008 | 06/01/2009 | Dissolved |
| Talisman Holdings (Uk) Ltd | 03102780 | 16/12/2008 | 06/01/2009 | Dissolved |
| Talisman Transportation Ltd | SC199755 | 16/12/2008 | 06/01/2009 | Dissolved |