| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| INTEGRAL PRESSURE CONNECTIONS LIMITED | 07573990 | 06/03/2023 | Not Trading |
| INTERNATIONAL PIPING PRODUCTS (EUROPE) LIMITED | 05609369 | 06/03/2023 | Silver |
| IPP (ABERDEEN) LIMITED | 14856440 | 09/05/2023 | One Red Flag |
| IPP (CARBON & ALLOY) LIMITED | 10163444 | 06/03/2023 | One Red Flag |
| IPP (EUROPE) LIMITED | 11606626 | 06/03/2023 | Bronze |
| IPP ACCURA SUPPLY LIMITED | 10663883 | 06/03/2023 | Silver |
| IPP FORGING LIMITED | 06641785 | 06/03/2023 | Not Trading |
| IPP GLOBAL HOLDINGS LIMITED | 16098153 | 25/11/2024 | Amber |
| IPP HOLDINGS (CYPRUS) LIMITED | 11708258 | 06/03/2023 | Bronze |
| IPP HOLDINGS (EUROPE) LIMITED | 11708277 | 06/03/2023 | Bronze |
| IPP LINVIC ENGINEERING LIMITED | 10664080 | 06/03/2023 | Not Trading |
| IPP MARDALE LIMITED | 07410850 | 06/03/2023 | Silver |
| IPP PLANT & EQUIPMENT LEASING LIMITED | 11604488 | 06/03/2023 | Bronze |
| IPP PROPERTY HOLDINGS LIMITED | 11604481 | 06/03/2023 | Bronze |
| IPP SCOMARK (EUROPE) LIMITED | 11604430 | 06/03/2023 | One Red Flag |
| IPP SCOMARK (HOLDINGS) LIMITED | SC589205 | 06/03/2023 | Bronze |
| IPP SCOMARK ENGINEERING LIMITED | 08105251 | 06/03/2023 | One Red Flag |
| IPP SCOMARK LIMITED | SC589329 | 06/03/2023 | One Red Flag |
| IPP SPECIALISED MACHINE SERVICES LIMITED | 09439342 | 06/03/2023 | Not Trading |
| IPP STAINLESS STEEL FASTENERS LIMITED | 10945955 | 06/03/2023 | One Red Flag |
| IPP STOCK HOLDINGS LIMITED | 11604469 | 06/03/2023 | Bronze |
| IPP VAN TRIEL LIMITED | 10664169 | 06/03/2023 | One Red Flag |
| IPP-LEDA LIMITED | 15030494 | 26/07/2023 | One Red Flag |
| SCOMARK PIPE-FITTINGS INTERNATIONAL LIMITED | 06662076 | 06/03/2023 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CAL-TEST TECHNICAL SERVICES LIMITED | 14721882 | 10/03/2023 | 12/08/2024 | One Red Flag |
| CARY UK LTD | 02098007 | 01/08/2019 | 17/02/2023 | Amber |
| CHARLES PUGH (GLASS) LIMITED | 00301247 | 01/08/2019 | 17/02/2023 | Bronze |
| CHARLES PUGH (HOLDINGS) LIMITED | 02630838 | 01/08/2019 | 17/02/2023 | Dissolved |
| HOLMES ROAD (INVESTMENTS) LIMITED | 01313946 | 01/08/2019 | 17/02/2023 | Dissolved |
| KEYWORTH LIMITED | 03261400 | 01/08/2019 | 17/02/2023 | Dissolved |
| KWIKSCREENS LIMITED | 01658660 | 01/08/2019 | 17/02/2023 | Dissolved |
| NATIONAL WINDSCREENS (REPLACEMENTS) LIMITED | 01612587 | 01/02/2022 | 15/02/2023 | Bronze |
| NATIONAL WINDSCREENS (TEESSIDE) LIMITED | 04681990 | 10/01/2020 | 18/02/2023 | Dissolved |
| NATIONAL WINDSCREENS (TYNE AND WEAR) LIMITED | 04682000 | 10/01/2020 | 17/02/2023 | Dissolved |
| WINDSCREENS SCOTLAND LIMITED | 05166118 | 30/09/2019 | 17/02/2023 | Dissolved |