Endúr ASA, together with its subsidiaries, operates as a supplier of construction and maintenance projects, services, and solutions for marine infrastructure businesses in Norway and the Norwegian Continental Shelf, Sweden, and internationally. The company operates through Marine Infrastructure, Aquaculture Solutions, and Other segments. It constructs and maintains facilities for land-based aquaculture, quays, harbors, dams, bridges, and other specialized concrete and steel projects. The company also offers maritime and ship maintenance and repair services. In addition, it produces concrete barges for the aquaculture industry. Endúr ASA was founded in 2007 and is based in Lysaker, Norway.