- THE SINGLE PLY ROOFING ASSOCIATION- 02780418 - Incorporated on 15 January 1993 
- TYTEK SINGLE PLY ROOFING LTD- 12444848 - Incorporated on 5 February 2020 
- ACR SINGLE PLY ROOFING LTD- 15190329 - Incorporated on 5 October 2023 
- HELIX INDUSTRIAL ROOFING LIMITEDIn Administration/Administrative Receiver- 03480834 - Incorporated on 15 December 1997 
- PLYMOUTH SINGLE PLY AND CLADDING LIMITEDActive - Proposal to Strike off- 09819416 - Incorporated on 12 October 2015 
- SOUTH WALES SINGLE PLY ROOFING LIMITED- 08529298 - Incorporated on 14 May 2013 
- PAGET FLYNN SINGLE PLY ROOFING LIMITEDActive - Proposal to Strike off- 08831670 - Incorporated on 3 January 2014 
- SURREY & LONDON ECO SINGLE PLY LIMITEDDissolved- 09355129 - Dissolved on 31 May 2016 
- CHRIS THOMPSON SINGLE PLY ROOFING LIMITEDActive - Proposal to Strike off- 06328962 - Incorporated on 31 July 2007 
- MIDLAND ROOFING SERVICES (SINGLE PLY) LIMITEDActive - Proposal to Strike off- 05557272 - Incorporated on 8 September 2005 - Staker Lane, Derby, DE3 0DJ 
- MICHAEL WALL SINGLE PLY ROOFING LIMITEDDissolved- 12263279 - Dissolved on 6 July 2021 
- A & M SINGLE PLY AND ROOFLINES LTD- 11113372 - Incorporated on 15 December 2017 
- RLG PROJECTS LTD- 04035414 - Incorporated on 18 July 2000 
- POLLARD SINGLE PLY ROOFING SOLUTIONS LTDDisolved- 14091898 - Dissolved on 10 October 2023 
- SUTTON’S SINGLE PLY ROOFING SOLUTIONS LTDDisolved- 12540559 - Dissolved on 5 October 2021 
- SPRAGS LTD- 06908515 - Incorporated on 18 May 2009 
- NICK DALY ROOFING CLADDING SINGLE PLY LIMITEDDissolved- 06598756 - Dissolved on 30 August 2011 
- D & S ROOFING SINGLE PLY CONTRACTORS LTD- 06878393 - Incorporated on 15 April 2009 
- SARNAFIL ROOF ASSURED LIMITED- 02861078 - Incorporated on 11 October 1993 
- PLY LIMITEDActive - Proposal to Strike off- 08096461 - Incorporated on 7 June 2012