| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CALC DIAGNOSTICS LIMITED | 04828263 | 10/07/2003 | Dissolved |
| FELIXARC MARINE LIMITED | 04094541 | 07/06/2022 | Silver |
| FURNESS WITHY RETIREMENT TRUSTEES LIMITED | 01365761 | 06/11/2020 | Dissolved |
| SVITZER EASTLANDS LIMITED | 02103679 | 01/03/2018 | Dissolved |
| SVITZER EASTLANDS PENSION TRUSTEES LIMITED | 12269104 | 17/10/2019 | Not Trading |
| SVITZER MARINE LIMITED | 00069494 | 07/06/2022 | Gold |
| SVITZER MARINE PENSION TRUST | 03353270 | 12/01/2024 | Dissolved |
| SVITZER SPC4 LIMITED | 05472015 | 24/08/2015 | Dissolved |
| SVITZER TERMINALS LIMITED | 14796176 | 12/04/2023 | Bronze |
| SVITZER TOWAGE LIMITED | 00024907 | 24/08/2015 | Dissolved |
| SVITZER TUGMENS TRUSTEES LIMITED | 02918341 | 31/12/2012 | Dissolved |
| SVITZER UK TRUSTEES LIMITED | 07746560 | 19/08/2011 | Not Trading |
| TYNE TOWAGE MARINE LIMITED | SC002997 | 21/11/2016 | Dissolved |
| UNITED TOWING LIMITED | 00172316 | 14/11/2013 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BPIF PENSION TRUSTEES LIMITED | 06679809 | 22/08/2008 | 20/06/2020 | Silver |
| SVITZER MARINE PENSION TRUST | 03353270 | 31/12/2012 | 30/10/2023 | Dissolved |
| UNITED SALVAGE LIMITED | 00229347 | 26/10/2011 | 03/11/2011 | Dissolved |