WITTUSEN & JENSEN AS is a provider of products and services such as waterproofing contractors for dams and tunnels,waterproofing contractors for bridges,building contractors, underground storage rooms,sealant production engineering consultants,water infiltration proofing compounds, bitumen and asphalt,plastic products for civil engineering applications,geomembranes, plastic,office supplies,felt, bituminous,sheeting, bituminous, prefabricated,sealing compounds, bituminous,jointing compounds, bituminous.