- SINGLE TRACK LTDDissolved- SC427720 - Dissolved on 29 October 2019 
- SINGLEHERD LTDActive - Proposal to Strike off- 08592769 - Incorporated on 1 July 2013 
- SINGLEPLAY LTDActive - Proposal to Strike off- 08392206 - Incorporated on 7 February 2013 
- SINGLEMARSH LTDActive - Proposal to Strike off- 09274022 - Incorporated on 21 October 2014 
- SINGLE PLACE LTDActive - Proposal to Strike off- 11707733 - Incorporated on 3 December 2018 
- SINGLEPARENTS LTDDisolved- 11339200 - Dissolved on 3 August 2021 
- SINGLE WORLD LTDActive - Proposal to Strike off- 09679944 - Incorporated on 10 July 2015 
- SINGLEDISHES LTDDisolved- 11950623 - Dissolved on 2 August 2022 
- SINGLETREE LTD- 12820011 - Incorporated on 18 August 2020 
- SINGLEPROFIT LTDDisolved- 12913685 - Dissolved on 5 October 2021 
- SINGLETRAX LTDDisolved- 10608995 - Dissolved on 5 April 2022 
- SINGLEBLACKDATING LTDActive - Proposal to Strike off- 12465919 - Incorporated on 17 February 2020 
- BEING SINGLE LTDDisolved- 12456653 - Dissolved on 12 July 2022 
- PLYKO LIMITED- 12397568 - Incorporated on 10 January 2020 
- MUL2PLY LIMITED- 07179327 - Incorporated on 5 March 2010 
- PLYLF LIMITED- 12503475 - Incorporated on 9 March 2020 
- PLYNK LIMITEDDisolved- 14291805 - Dissolved on 14 January 2025 
- PLYO.AI LIMITED- 15860522 - Incorporated on 26 July 2024 
- PLYIT LIMITED- 16387232 - Incorporated on 14 April 2025 
- PLYFI LIMITEDActive - Proposal to Strike off- 08477578 - Incorporated on 8 April 2013