Structural Soils Ltd is a UK geotechnical and geoenvironmental site investigation company established in 1964. The company undertakes contracts nationally and internationally through its offices in Bristol, Castleford, Glasgow and Hemel Hempstead. The company operates to an ISO 14001, ISO 9001 & OHSAS 18001 certified management system alongside an ISO 17025:2005, UKAS-accredited laboratory management system. Structural Soils has expert knowledge of all aspects of geotechnical engineering, having accumulated over 50 years of experience. The company has worked with a variety of clients in different sectors, including consulting engineers, architects, local and statutory authorities, government bodies, limited companies and private individuals.