- 1666 CONTROLS LIMITEDDissolved- 04266318 - Dissolved on 27 December 2011 
- C H CONTROLS LIMITED- 13310454 - Incorporated on 3 April 2021 
- ELECSIS LIMITEDLiquidation- 04466734 - Incorporated on 21 June 2002 
- ESG POOL VENTILATION LIMITEDLiquidation- 01411706 - Incorporated on 25 January 1979 
- C F 100 LIMITED- 04362319 - Incorporated on 29 January 2002 
- LMF CONTROLS LIMITEDDisolved- 04898782 - Dissolved on 4 April 2023 
- E.C.S. (BREMEN) LIMITEDLiquidation- 03475614 - Incorporated on 3 December 1997 
- LUCAS NSF CONTROLS LIMITED- 00935539 - Incorporated on 16 July 1968 
- B&P CONTROLS LIMITEDDissolved- 03788530 - Dissolved on 15 February 2011 
- G.B. CONTROLS LIMITED- 01873877 - Incorporated on 21 December 1984 - 39A Churchill Way, Lomeshaye Business Park, Nelson, BB9 6RT 
- K.C. CONTROLS LIMITED- 02022236 - Incorporated on 22 May 1986 
- C&A CONTROLS LIMITEDActive - Proposal to Strike off- 03363223 - Incorporated on 1 May 1997 
- R.T. CONTROLS LIMITED- 03365598 - Incorporated on 6 May 1997 
- S.J. CONTROLS LIMITED- 03743214 - Incorporated on 30 March 1999 
- C & C CONTROLS LIMITEDDissolved- 02739566 - Dissolved on 1 May 2012 
- A&E CONTROLS LIMITED- SC263000 - Incorporated on 5 February 2004 
- L.D.B. CONTROLS LIMITEDDisolved- 08196846 - Dissolved on 20 December 2022 
- 747 CONTROLS (1979) LIMITEDLiquidation- 01419508 - Incorporated on 14 May 1979 
- A1 CONTROLS LIMITEDDissolved- 04581823 - Dissolved on 24 June 2014 
- S & S CONTROLS LIMITEDActive - Proposal to Strike off- 04485829 - Incorporated on 15 July 2002