- PTSD WORLDWIDEDissolved- 07307941 - Dissolved on 14 February 2012 
- PTS OVERCLAD LTD- 14210677 - Incorporated on 3 July 2022 
- PTSTRINGER LTDDisolved- 13315597 - Dissolved on 13 June 2023 
- WRIGHT PTS LIMITEDDisolved- 12654502 - Dissolved on 9 November 2021 
- PTSD ESSEX LIMITED- 11530447 - Incorporated on 22 August 2018 
- PTS JOINER LIMITEDDisolved- 12186927 - Dissolved on 6 February 2024 
- PTS GLOBAL LIMITEDActive - Proposal to Strike off- 11336667 - Incorporated on 30 April 2018 
- PTS MARINE LIMITEDDisolved- 09643453 - Dissolved on 13 September 2022 
- LONDON PTS LIMITED- 09456434 - Incorporated on 24 February 2015 
- PTS WIRRAL LIMITED- 13744296 - Incorporated on 15 November 2021 
- HESELDEN INVESTMENTS LIMITEDDisolved- 06308259 - Dissolved on 5 December 2024 
- PTS PROJECTS LIMITED- 11309151 - Incorporated on 13 April 2018 
- PTS SYSTEMS LIMITED- 01901340 - Incorporated on 1 April 1985 
- INSIGHT PTS LIMITEDDissolved- NI611649 - Dissolved on 3 October 2014 
- PTS (MIDLANDS) LIMITEDDissolved- 07922460 - Dissolved on 27 May 2014 
- PTS PROPERTIES LIMITEDDissolved- 04466881 - Dissolved on 18 March 2014 
- PTS ENVIROMENTAL LIMITEDActive - Proposal to Strike off- 08480356 - Incorporated on 9 April 2013 
- PTS OPTICAL LIMITED- 08584475 - Incorporated on 25 June 2013 
- PTS (STOCKPORT) LIMITED- 09393187 - Incorporated on 16 January 2015 
- PTS COURIERS LIMITED- 09456854 - Incorporated on 24 February 2015