| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| INEOS 2009A LIMITED | 06831798 | 10/11/2010 | Dissolved |
| INEOS 2009B | 06831802 | 10/11/2010 | Dissolved |
| INEOS BIO HOLDINGS LIMITED | 06966033 | 27/05/2011 | Dissolved |
| INEOS BIO LIMITED | 02388655 | 27/05/2011 | Dissolved |
| INEOS BIO REFINERY (SEAL SANDS) LIMITED | 06888886 | 27/05/2011 | Dissolved |
| INEOS BIO RESOURCES LIMITED | 06889038 | 27/05/2011 | Dissolved |
| INEOS CHEMICALS FRANCE LIMITED | 08676471 | 10/03/2016 | Dissolved |
| INEOS FLUOR INTERNATIONAL LIMITED | 04110462 | 16/11/2011 | Dissolved |
| INEOS MARKETING SUPPORT LIMITED | 05310684 | 21/07/2011 | Dissolved |
| INEOS PHENOL CHINA LIMITED | 07701537 | 12/07/2011 | Dissolved |
| INEOS US COMPANY LIMITED | 09337424 | 02/12/2014 | Dissolved |
| INEOS US DSS LIMITED | 04980788 | 01/12/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| INEOS ACETYLS UK LIMITED | 09925357 | 22/12/2015 | 06/09/2022 | Bronze |
| INEOS AUTOMOTIVE RESEARCH LIMITED | 10825911 | 19/06/2017 | 07/01/2019 | Not Trading |
| INEOS CALABRIAN HOLDINGS LIMITED | 10651224 | 03/03/2017 | 14/04/2023 | One Red Flag |
| INEOS CHEMICALS GRANGEMOUTH LIMITED | 06981897 | 06/02/2012 | 27/09/2013 | One Red Flag |
| INEOS CHINA HOLDINGS LIMITED | 13539510 | 30/07/2021 | 06/08/2021 | N/A |
| INEOS COMMERCIAL SERVICES UK LIMITED | 07445497 | 24/01/2011 | 27/09/2013 | One Red Flag |
| INEOS DERIVATIVES FRANCE LIMITED | 06674365 | 15/08/2008 | 30/09/2013 | Bronze |
| INEOS ENTERPRISES GROUP LIMITED | 04687714 | 10/04/2012 | 05/03/2019 | Silver |
| INEOS ENTERPRISES II LIMITED | 03965021 | 10/04/2012 | 07/09/2015 | Dissolved |
| INEOS ENTERPRISES NEWCO 1 LIMITED | 04846517 | 10/04/2012 | 07/09/2015 | Dissolved |
| INEOS FLUOR DELAWARE LIMITED | 04115605 | 16/11/2011 | 07/09/2015 | Dissolved |
| INEOS FLUOR PARTNERS LIMITED | 04115524 | 16/11/2011 | 07/09/2015 | Dissolved |
| INEOS FPS LIMITED | 10660338 | 08/03/2017 | 04/07/2017 | Bronze |
| INEOS MANUFACTURING (HULL) LIMITED | 06480046 | 16/11/2011 | 06/09/2022 | Silver |
| INEOS PARAFORM HOLDINGS LIMITED | 05293217 | 22/11/2004 | 11/01/2021 | Dissolved |
| INEOS PARAFORM LIMITED | 04482032 | 30/01/2004 | 11/01/2021 | Dissolved |
| INEOS TECHNOLOGIES (HOLDINGS) LIMITED | 06716202 | 10/10/2008 | 16/02/2017 | Silver |
| INEOS TECHNOLOGIES (VINYLS) LIMITED | 07085219 | 27/05/2011 | 16/02/2017 | Bronze |
| INEOS UPSTREAM LIMITED | 09121775 | 08/07/2014 | 01/09/2014 | One Red Flag |
| INOVYN ENTERPRISES LIMITED | 04651437 | 04/11/2011 | 02/07/2015 | Amber |
| SCREENCONDOR LIMITED | 04109627 | 01/09/2014 | 31/08/2023 | Silver |