ACCREDITATIONS Cornerstone is pleased to hold the following accreditations and memberships: BS EN ISO 9001:2015 Independent accreditation of our Quality Management System GB 14375 BS EN ISO 14001:2015 Independent accreditation of our Environmental Management System GB 22666 BS EN OHSAS 18001:2015 Independent accreditation of our Health and Safety Management System 14126251 CHAS (Contractors Health & Safety Assessment Scheme) Safety Schemes in Procurement (SSIP) accreditation Verify via 020 8545 3838 Checkatrade Directory of recommended and trusted businesses Reg. no. 389602 Constructionline (Level 3 – Gold) Prequalification accreditation for construction contractors 61837 Environmental Agency Upper Tier Waste Carrier licence CBDU52741 ICO (Information Commissioners Office) Accreditation demonstrating compliance with the Data Protection Act 1998 ZA033914 NIA (National Insulation Association) Membership of the UK’s leading insulation trade association M318 Prompt Payment Code Approved Signatory to the Department for Business, Skills & Innovation code BBA (British Board of Agrément) Compliance with PAS 2030 standards for EWI, IWI, CWI and loft insulation BBAI5337 Builder’s Profile Main contractor pre-qualification profile 40305 CIGA (Cavity Insulation Guarantee Agency) Insurance backed guarantee provider for cavity wall insulation Gas Safe Enrolment on the Gas Safe Register 601937 Green Deal Installer Green Deal approved installer of EWI, IWI, CWI and loft insulation BBAI5337 GDGC (Green Deal & ECO Guarantee Company) Insurance backed guarantee for energy efficiency measures NICEIC (National Inspection Council for Electrical Installation Contractors) Accreditation covering the installation of gas boilers and heating controls NICI01232 SWIGA (Solid Wall Insulation Guarantee Agency) Insurance backed guarantee provider for solid wall insulation 01379 853 613 firstname.lastname@example.org Registered Office: Cornerstone (East Anglia) Limited, Unit 2-4, Fuller Road, Harleston, Norfolk, IP20 9EA. Registered No.05117129. Registered in England and Wales.