- PLYGM LTDActive - Proposal to Strike off- 15025690 - Incorporated on 25 July 2023 
- SINGLED UP LTDActive - Proposal to Strike off- SC417470 - Incorporated on 21 February 2012 
- SINGLE KEY LTD- 10615617 - Incorporated on 13 February 2017 
- 3PLYCORD- 11862103 - Incorporated on 5 March 2019 
- PLYDS LTDDisolved- 14262792 - Dissolved on 2 January 2024 
- PLYLY LTDDisolved- 14641200 - Dissolved on 18 February 2025 
- SINGLE MUM LTDDisolved- 13020435 - Dissolved on 26 April 2022 
- PLYMR LTD- 11655619 - Incorporated on 2 November 2018 
- PLYCO LTD- 11364319 - Incorporated on 16 May 2018 
- STRUCTURES LIMITED- 06227021 - Incorporated on 25 April 2007 
- SINGLE PRODUCT LIMITEDDissolved- SC349568 - Dissolved on 7 May 2010 
- FINDHORN SINGLE LIMITED- 07510211 - Incorporated on 31 January 2011 
- SINGLE ESTATE LIMITED- 05639281 - Incorporated on 29 November 2005 
- SINGLE SOLUTIONS LIMITED- 05095157 - Incorporated on 5 April 2004 
- SINGLE SYMBOL LIMITEDActive - Proposal to Strike off- 08226043 - Incorporated on 24 September 2012 
- SINGLE TRADE LIMITED- 05444822 - Incorporated on 5 May 2005 
- SINGLE ELEMENT LIMITEDActive - Proposal to Strike off- 08652661 - Incorporated on 15 August 2013 
- SINGLE SLOTS LIMITEDActive - Proposal to Strike off- 08285127 - Incorporated on 7 November 2012 
- SINGLE SERVE LIMITEDActive - Proposal to Strike off- 10154348 - Incorporated on 28 April 2016 
- SINGLE RETAIL LIMITED- 12133280 - Incorporated on 1 August 2019