At Langley we have unrivalled expertise and experience in roofing solutions going back to the 1920s. We began specialising in flat roofing membranes in the early 1960’s and, in 1972, introduced the first SBS modified bituminous membrane system to the UK market. Our industry-leading people, systems and services promote trust and peace of mind. We use our expertise to design, install and construct sustainable solutions with environmental, social and economic benefits.