- PLYM Q A LIMITED- 08412198 - Incorporated on 20 February 2013 
- PLYE LIMITED- 13874688 - Incorporated on 26 January 2022 
- 123 SINGLES LIMITEDActive - Proposal to Strike off- 09393306 - Incorporated on 16 January 2015 
- PLYR1 LIMITEDActive - Proposal to Strike off- 12490971 - Incorporated on 2 March 2020 
- J-PLY UK LIMITED- 12513640 - Incorporated on 12 March 2020 
- RE PLY CRUISERS LIMITEDActive - Proposal to Strike off- SC494930 - Incorporated on 13 January 2015 
- PLY VAN RACKING LIMITED- 12195534 - Incorporated on 9 September 2019 
- EM-PLY SERVICES LIMITED- 15853950 - Incorporated on 23 July 2024 
- GIBBINS PROPERTY PLY LIMITED- 15960707 - Incorporated on 17 September 2024 
- NORTH-PLY (TRADING) LIMITED- 11849344 - Incorporated on 27 February 2019 
- DYNAMIC PLY LINING LIMITEDLiquidation- 11536647 - Incorporated on 25 August 2018 
- ELITE PLY LININGS LIMITEDDissolved- 05958374 - Dissolved on 12 November 2010 
- MULTI-PLY COMPONENTS LIMITED- 03584723 - Incorporated on 19 June 1998 
- NEWINGTON MANAGEMENT CONSULTANCY LTD- 06022026 - Incorporated on 7 December 2006 
- SINGLEDEX LTDActive - Proposal to Strike off- 06558995 - Incorporated on 8 April 2008 
- SINGLE LINE LTDActive - Proposal to Strike off- 15995163 - Incorporated on 3 October 2024 
- CENTRAL PLY-LINING LIMITED- 04664719 - Incorporated on 12 February 2003 
- PLY-TEK (UK) LIMITEDIn Administration- 08205946 - Incorporated on 7 September 2012 
- MK PLY LINING LIMITEDLiquidation- 06605913 - Incorporated on 29 May 2008 
- PLY-LINE DIRECT LIMITEDActive - Proposal to Strike off- 09066724 - Incorporated on 2 June 2014