The Belgian company Derbigum is specialized in energy-saving and sustainable roofing materials. The company, which started in 1932 as a family SME specializing in waterproofing for roofs and flat surfaces, has become a world actor thanks to its continuous investments and unparalleled service. The Group has 2 production units in Belgium (Lot & Perwez) and has 350 employees throughout the world. More than two thirds of its production is intended for export. The consolidated turnover of the Derbigum Group is now € 107 million. Derbigum aims to be the reference provider of sustainable, innovative and simple solutions that safeguard buildings from the elements of nature. Therefore, the implementation of circular economy, when possible, has been recorded in the company's DNA.