- DOG CONTROL SERVICES LIMITEDDissolved- 08498015 - Dissolved on 19 June 2018 
- LARAZ CONTROL SERVICES LIMITED- 08643787 - Incorporated on 8 August 2013 
- SH CONTROL SERVICES LIMITEDActive - Proposal to Strike off- 11162225 - Incorporated on 22 January 2018 
- ENVIROMENTAL CONTROL SERVICES LIMITED- 10558252 - Incorporated on 11 January 2017 
- AZTEC CONTROL SERVICES LIMITED- 13982705 - Incorporated on 17 March 2022 
- CORROSION CONTROL SERVICES LIMITED- 02344924 - Incorporated on 8 February 1989 
- JACKLIN CONTROL SERVICES LIMITEDActive - Proposal to Strike off- 06912326 - Incorporated on 21 May 2009 
- CONTROL ROOM SERVICES LIMITEDDisolved- 06913363 - Dissolved on 30 April 2024 
- PENN CONTROL SERVICES LIMITED- 06915249 - Incorporated on 26 May 2009 
- EDWARDS CONTROL SERVICES LIMITEDActive - Proposal to Strike off- 06928205 - Incorporated on 9 June 2009 
- ASH CONTROL SERVICES LIMITEDDisolved- 07078785 - Dissolved on 6 September 2022 
- TOTAL CONTROL SERVICES LIMITED- 02168265 - Incorporated on 23 September 1987 
- CONTROL & INFORMATION SERVICES LIMITED- 02276025 - Incorporated on 11 July 1988 
- SMOKE CONTROL SERVICES LIMITED- 02776224 - Incorporated on 23 December 1992 
- TEMPERATURE CONTROL SERVICES LIMITEDDissolved- 03719241 - Dissolved on 23 April 2013 
- BUSINESS CONTROL SERVICES LIMITED- 04362974 - Incorporated on 29 January 2002 
- STOCK CONTROL SERVICES LIMITEDDisolved- 04820716 - Dissolved on 11 July 2023 
- ENVIRON CONTROL SERVICES LIMITEDActive - Proposal to Strike off- 07981157 - Incorporated on 8 March 2012 
- CLIMATE CONTROL SERVICES LIMITEDDissolved- 04166918 - Dissolved on 13 June 2013 
- COLOUR CONTROL SERVICES LIMITEDDissolved- 02967163 - Dissolved on 13 November 2012