Founded in 1949. Taken over by Kleven Mekaniske Verksted in 1989 and then merged with Kværner in 1990 to form Kværner Kleven Florø. Kværner withdrew from shipbuilding in 1999 and the yard was reaquired by Kleven Maritime but sold to Aker Yards in 2006, becoming STX Norway Florø in 2008, part of STX Europe. Sold to Westcon Yards in 2012.