How do i contact everbuild? Main Switchboard (non-sales) Tel: 0113 240 3456. [email protected] Sales and Technical Enquiries. Tel: 0113 200 9456. [email protected] UK Office. Everbuild Building Products Ltd.Who are everbuild building products? After a barn-storming last few years, Everbuild Building Products Ltd are now owned by Sika AG and as part of this worldwide group are able to offer a comprehensive range of sealants, adhesives and building chemical products that are widely used across many construction and associated industry sectors.Where is the everbuild office in leeds? UK office. Everbuild Building Products Ltd. Site 41. Knowsthorpe Way. Cross Green Industrial Estate. Leeds. LS9 0SW. 0113 240 3456. [email protected]. What is everbuilds quality control system? All Everbuild’s products are manufactured and sourced to a stringent quality control system accredited to ISO 9001.