| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AF DUNDEE LIMITED | SC579848 | 25/10/2017 | Not Trading |
| EDINBURGH FORTHSIDE HOLDINGS LIMITED | SC275631 | 30/03/2023 | Not Trading |
| FORTH ENERGY (TILBURY) LIMITED | 06713589 | 31/03/2017 | Not Trading |
| FORTH ESTUARY TOWAGE LIMITED | SC076746 | 29/04/2016 | Amber |
| FORTH GREEN FREEPORT LTD | SC800460 | 26/02/2024 | Amber |
| FORTH PORTS FINANCE PLC | 08735464 | 31/03/2017 | Bronze |
| FORTH PORTS LIMITED | SC134741 | 01/01/2017 | Bronze |
| FORTH PROPERTIES LIMITED | SC124730 | 21/06/2019 | One Red Flag |
| INTERNATIONAL TRANSPORT LIMITED | 02663120 | 30/03/2023 | Silver |
| LOGISTICS ACADEMY EAST OF ENGLAND LIMITED | 06442157 | 08/02/2017 | Not Trading |
| LONDON CONTAINER TERMINAL (TILBURY) HOLDINGS LIMITED | 07750123 | 31/03/2017 | Not Trading |
| LONDON CONTAINER TERMINAL (TILBURY) LIMITED | 01249844 | 31/03/2017 | Not Trading |
| NORDIC DATA MANAGEMENT LIMITED | 03033517 | 31/03/2017 | Not Trading |
| NORDIC HOLDINGS LIMITED | 03118969 | 31/03/2017 | Not Trading |
| NORDIC LIMITED | 05396187 | 31/03/2017 | Not Trading |
| NORDIC RECYCLING (LINCOLN) LIMITED | 06232146 | 31/03/2017 | Not Trading |
| O M HOLDINGS LTD | SC684016 | 04/02/2022 | Bronze |
| OILFIELD MACHINERY LIMITED | SC381803 | 04/02/2022 | Silver |
| OM HEAVY LIFT LTD | SC559566 | 04/02/2022 | Amber |
| PORT OF DUNDEE LIMITED | SC155442 | 31/03/2017 | Bronze |
| PORT OF GRANGEMOUTH SECURITY AUTHORITY LIMITED | SC458041 | 20/09/2013 | Not Trading |
| PORT OF LONDON TILBURY LIMITED | 02876001 | 21/06/2019 | Not Trading |
| PORT OF TILBURY LONDON LIMITED | 02659118 | 01/01/2017 | Silver |
| PORT SKILLS AND SAFETY LIMITED | 10131855 | 10/12/2019 | Silver |
| SCOTTISH WATER BUSINESS STREAM LIMITED | SC294924 | 01/04/2018 | Gold |
| TARGE TOWING LIMITED | SC131733 | 08/01/2021 | Gold |
| THAMES FREEPORT LIMITED | 14071669 | 27/04/2022 | One Red Flag |
| THE UNITED KINGDOM MAJOR PORTS GROUP LIMITED | 02787097 | 01/07/2024 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| TILBURY ON THE THAMES TRUST | 10002295 | 31/03/2017 | 09/04/2024 | Amber |