| ROSALES SOLUTIONS LTD | 17123036 | Eastbourne | 28 March 2026 | Active |
| REMONTING ENGINEERING LTD | 17017131 | London | 6 February 2026 | Active |
| ELITE COMPOSITE TECHNOLOGIES LTD | 16778123 | Taunton | 10 October 2025 | Active |
| STRUVAL LTD | 16724482 | London | 17 September 2025 | Active |
| CABLE AND WIRE MACHINERY SERVICES LTD | 16694567 | Chorley | 4 September 2025 | Active |
| JT CONTROLS INDUSTRIAL AUTOMATION LTD | 16415145 | Pickering | 29 April 2025 | Active |
| ENVANIO UK LTD | 16366390 | Hinckley | 4 April 2025 | Active |
| MARFENCE LIMITED | 16310704 | Kington | 12 March 2025 | Active |
| THRIVE EDGE INTERNATIONAL TRADING LTD | 16118576 | Morden | 4 December 2024 | Active |
| ESCO2 LTD | 16007772 | Calne | 9 October 2024 | Active |
| SCOTECO LIMITED | SC817813 | Edinburgh | 29 July 2024 | Active |
| MICRONTECH LTD | 15714854 | Breaston | 11 May 2024 | Active |
| OIL WATER STOP LIMITED | 15690649 | High Wycombe | 29 April 2024 | Active |
| SETOK FLUID CONTROL CO., LTD | 15655922 | London | 17 April 2024 | Active |
| WINNO ENERGY LIMITED | 15434720 | London | 23 January 2024 | Active |
| STERLING SENSORS UK LTD | 15349879 | Oldham | 13 December 2023 | Active |
| INSTRUMENTS TO INDUSTRY LIMITED | 15274072 | Oldham | 10 November 2023 | Active |
| TEC FLUID AUTOMATION UK LTD | 15147910 | Beckenham | 19 September 2023 | Active |
| VSTORK VALVE LTD | 15092052 | Beckenham | 23 August 2023 | Active |
| PROFICIENT ENGINEERING SOLUTIONS LTD | 14964335 | Melton Mowbray | 27 June 2023 | Active |
| INGUSTRY LTD | 13332369 | Stockport | 13 April 2021 | Active |
| MATRIX VALVES LIMITED | 13292213 | Birmingham | 25 March 2021 | Active |
| JINRI TECHNOLOGY HOLDINGS CO., LTD. | 13056929 | London | 2 December 2020 | Active |
| RAGE REGENERATION LIMITED | 12792442 | Chesterfield | 5 August 2020 | Active |
| REMFLEX INSULATION COVERS LIMITED | 12368016 | Clevedon | 17 December 2019 | Active |
| PROCESS SOLUTIONS & INSTRUMENTS LTD | 11825389 | Coventry | 13 February 2019 | Not in the latest register snapshot (dissolved or removed) |
| ALBASENSE LTD | SC598193 | Glasgow | 25 May 2018 | Liquidation |
| SCALE AND CORROSION APPARATUS LTD | 11009940 | Macclesfield | 12 October 2017 | Active |
| BRITANNIA SCIENTIFIC INSTRUMENTS LIMITED | 10888103 | Oldham | 28 July 2017 | Active |
| PROCESS TECHNOLOGY STRATEGIC CONSULTANCY LIMITED | SC547950 | Leven | 17 October 2016 | Active |
| CALEDONIAN CONTROL SYSTEMS LTD | SC537318 | Broxburn | 7 June 2016 | Active |
| MURRAY (SCIENTIFIC INSTRUMENTS) LTD | 09898731 | Oldham | 2 December 2015 | Active |
| EVS INTERNATIONAL SALES LIMITED | 08711951 | Cowes | 1 October 2013 | Active |
| EVS INT LTD | 08565037 | Cowes | 11 June 2013 | Active |
| BALLYA INTERNATIONAL LIMITED | 08162834 | Beckenham | 31 July 2012 | Active |
| MCI PRECISION SCREENS LIMITED | 06872755 | Royston | 7 April 2009 | Active |
| AXIS CONTROLS (NW) LIMITED | 06681671 | Southport | 27 August 2008 | Active |
| PREMISPHERE LIMITED | 05788275 | Peterborough | 20 April 2006 | Active |
| SUMMIT OXYGEN INTERNATIONAL LIMITED | 05610446 | Cambridge | 2 November 2005 | Active |
| SIRUS FLUID POWER LIMITED | 05604836 | Fforestfach | 27 October 2005 | Active |
| ORIGINAL LTD | 04914640 | Shrewsbury | 29 September 2003 | Active |
| NEXDORF ELECTRICAL CONTROL ENGINEERING LIMITED | 04870426 | Pontyclun | 19 August 2003 | Active |
| ANDEREN LIMITED | 04514202 | Stoke on Trent | 19 August 2002 | Active |
| E & I CONSUMABLES AND SERVICES LIMITED | 03963504 | Castle Bromwich | 3 April 2000 | Active |
| PCI INSTRUMENTS LIMITED | 03959111 | Southport | 29 March 2000 | Active |
| STREAM MEASUREMENT LIMITED | 03808602 | Oldham | 16 July 1999 | Active |
| OAKENASH GROUP LIMITED | SC169961 | Glasgow | 19 November 1996 | Active |
| BUTLER VALVES AND FITTINGS LIMITED | 02920234 | Birmingham | 19 April 1994 | Active |
| PYROMETER SYSTEMS LIMITED | 02610121 | Stockport | 13 May 1991 | Active |
| STERLING ITI LTD | 02076612 | Oldham | 24 November 1986 | Active |