SOPREMA has been an independent family group since it was founded in 1908. Today, SOPREMA install millions of square metres o ... f waterproofing, roofing and insulation systems around the world. SOPREMA are experienced in all construction sectors, this has been achieved through the continuous development of industry leading high performance waterproofing products, commitment to service and technical expertise. Through extensive knowledge of chemical engineering and manufacturing, SOPREMA has specialised in the development and production of bituminous, liquid and synthetic waterproofing materials, insulation and building envelope solutions. read more