| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BIRMINGHAM COLDFORM & SPECIAL FASTENERS LIMITED | 02227339 | 07/05/2021 | Not Trading |
| BNE (BOLT & NUT ENGINEERING) LIMITED | 06836909 | 01/10/2024 | Not Trading |
| BNM (BOLT & NUT MANUFACTURING) LIMITED | 06679940 | 01/10/2024 | Not Trading |
| EUROFAST PETROCHEMICAL SUPPLIES LIMITED | 01952397 | 07/05/2021 | Not Trading |
| HYDROBOLT (HOLDINGS) LIMITED | 04772333 | 07/05/2021 | Not Trading |
| HYDROBOLT EBT LIMITED | 07888527 | 07/05/2021 | Gold |
| HYDROBOLT GROUP LIMITED | 05403136 | 07/05/2021 | Not Trading |
| LONE STAR GRANGE LIMITED | 04496581 | 07/05/2021 | Not Trading |
| LONE STAR HOLDINGS UK LIMITED | 06011438 | 07/05/2021 | One Red Flag |
| LONE STAR LEEDS LIMITED | 00370279 | 07/05/2021 | Silver |
| LONE STAR PRD GROUP LIMITED | 03278811 | 07/05/2021 | Gold |
| LONESTAR FASTENERS EUROPE LIMITED | 01754121 | 07/05/2021 | Bronze |
| LONESTAR FASTENERS HYDROBOLT LIMITED | 04334786 | 07/05/2021 | Silver |
| LONESTAR UK HOLDCO LIMITED | 06458828 | 07/05/2021 | Amber |
| LSP ACQUISITION (UK) LTD | 07319417 | 07/05/2021 | One Red Flag |
| LSP HOLDING (UK) LTD | 07318744 | 28/05/2021 | Dissolved |
| LSP INVESTCO LIMITED | 10290956 | 27/04/2021 | Silver |
| P.R.D. FASTENERS LIMITED | 05705449 | 07/05/2021 | Not Trading |
| PIPELINE PACKAGE SOLUTIONS LIMITED | 08736349 | 07/05/2021 | Not Trading |
| STUDBOLT MANUFACTURING LIMITED | 04670230 | 07/05/2021 | Not Trading |
| TACHART LIMITED | 01329903 | 01/10/2024 | Gold |
| TRIPLEFAST INTERNATIONAL LIMITED | 02460987 | 07/05/2021 | Not Trading |
| TRIPLEFAST MIDDLE EAST LIMITED | 04487912 | 07/05/2021 | Silver |
| USAIN TOPCO LIMITED | FC040698 | 28/06/2023 | Bronze |
| WHITWORTH BIDCO 2 LIMITED | 14485513 | 08/03/2023 | Bronze |
| WHITWORTH BIDCO LIMITED | 14485031 | 08/03/2023 | Amber |
| WHITWORTH HOLDCO LIMITED | 14483578 | 21/04/2023 | Bronze |
| WHITWORTH MIDCO PLC | 14482792 | 21/04/2023 | Silver |
| WILLIAMS BROTHERS (SHEFFIELD) LTD | 12633582 | 01/10/2024 | Not Trading |
| WILLIAMS FASTENERS LTD | 12621323 | 01/10/2024 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|