| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AVPE SYSTEMS LTD | 13143655 | 10/10/2023 | Bronze |
| BROADWAY ENGINEERING LIMITED | 00400926 | 10/10/2023 | Silver |
| HAMPTON ASSOCIATES 2022 LTD | 14457738 | 02/11/2022 | Gold |
| NASMYTH WEST MIDDLESEX LIMITED | 05495245 | 09/08/2005 | Insolvent |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| C&M 2016 LIMITED | 06453756 | 16/05/2008 | 31/05/2023 | Not Trading |
| EXCEL CALIBRATION & TEST LIMITED | 02822201 | 08/11/2000 | 31/05/2023 | Not Trading |
| GEB SURFACE TREATMENTS LIMITED | 05419979 | 16/08/2005 | 31/05/2023 | Bronze |
| L.M.D. PROCESS LIMITED | 01206475 | 06/06/2003 | 31/05/2023 | Not Trading |
| LETTBEL LIMITED | 11467514 | 21/02/2022 | 31/05/2023 | Dissolved |
| METAL PROCESS SERVICES LIMITED | 03165356 | 23/12/2003 | 03/03/2009 | Bronze |
| MIDLANDS AEROSPACE ALLIANCE | 05357793 | 21/09/2005 | 25/09/2013 | Silver |
| NASMYTH BULWELL LIMITED | 00568879 | 08/11/2000 | 31/05/2023 | One Red Flag |
| NASMYTH COMPOSITES LIMITED | 08347855 | 31/12/2020 | 31/05/2023 | Not Trading |
| NASMYTH COVENTRY LIMITED | 06434298 | 16/05/2008 | 31/05/2023 | One Red Flag |
| NASMYTH DOUGHTY LIMITED | 05394508 | 09/05/2005 | 31/05/2023 | One Red Flag |
| NASMYTH ENGINEERING LIMITED | 06434359 | 16/05/2008 | 31/05/2023 | Not Trading |
| NASMYTH ENTERPRISES LIMITED | 08527785 | 16/07/2013 | 31/05/2023 | One Red Flag |
| NASMYTH HENTON LIMITED | 06453721 | 16/05/2008 | 31/05/2023 | One Red Flag |
| NASMYTH IEC LIMITED | 05476239 | 08/08/2005 | 31/05/2023 | One Red Flag |
| NASMYTH INDUSTRIES LIMITED | 04973391 | 31/12/2020 | 31/05/2023 | Amber |
| NASMYTH TECHNOLOGIES LIMITED | 09046577 | 24/09/2014 | 31/05/2023 | Amber |
| NGL REALISATIONS LIMITED | 04932645 | 23/12/2003 | 31/05/2023 | Insolvent |
| PROFESSIONAL WELDING SERVICES LIMITED | 03215417 | 31/12/2020 | 31/05/2023 | Not Trading |
| SWIFT & WASS LIMITED | 02883591 | 08/11/2000 | 31/05/2023 | Not Trading |
| TOWERFIELD PLATING LIMITED | 06526787 | 14/04/2008 | 17/11/2018 | Silver |
| WEST MIDDLESEX PLATING COMPANY LIMITED | 05539672 | 26/08/2005 | 17/10/2022 | Not Trading |