- I.M.O. PRECISION CONTROLS LIMITED- 00770038 - Incorporated on 6 August 1963 
- PRECISION CONTROLS LIMITED- 02601605 - Incorporated on 16 April 1991 
- DELPI LIMITED- 15205723 - Incorporated on 12 October 2023 
- PRECISION FLUID CONTROLS LIMITEDDisolved- 02433201 - Dissolved on 5 September 2023 
- PRECISION CONTROLS & AUTOMATION LIMITED- 04871599 - Incorporated on 19 August 2003 
- PRECISION MOTOR CONTROLS LIMITEDDissolved- 04061833 - Dissolved on 6 March 2012 
- PRECISION CONTROLS SYSTEMS LIMITED- 08495554 - Incorporated on 18 April 2013 
- I.M.O. ELECTRONICS LIMITED- 01240559 - Incorporated on 15 January 1976 
- I.M.O. FOOD LTDActive - Proposal to Strike off- 08767351 - Incorporated on 8 November 2013 
- PRECISION SWITCHGEAR & CONTROLS LTD- NI653443 - Incorporated on 4 June 2018 
- PRECISION PROJECT CONTROLS LTD- SC649509 - Incorporated on 12 December 2019 
- GOLDMAN PRECISION DOOR CONTROLS LTDActive - Proposal to Strike off- 08369046 - Incorporated on 21 January 2013 
- ELBAR SERVICES LIMITED- 03917537 - Incorporated on 1 February 2000 
- TUTHILL U.K. LIMITEDDisolved- 00912417 - Dissolved on 2 May 2024 
- ACCORDION MAGIC LIMITEDActive - Proposal to Strike off- 03219982 - Incorporated on 3 July 1996 
- G4S SECURITY SYSTEMS (UK) LIMITEDDissolved- 01986024 - Dissolved on 20 March 2012 
- CWP CONTROLS LIMITEDDissolved- 01135048 - Dissolved on 26 October 2010 
- GEM AUTOMATION LTD- 10679875 - Incorporated on 20 March 2017 
- C & I CONTROLS LLPDissolved- OC312957 - Dissolved on 18 June 2013 
- L T CONTROLS LTD- 07092334 - Incorporated on 1 December 2009