RPM International's Performance Coatings Group has acquired Hummervoll Industribelegg AS, a supplier and installer of industrial flooring systems based in Bergen, Norway, with annual sales of more than $11 million. Hummervoll, founded in 1980 by Per Hummervoll, serves both onshore and offshore markets with its concrete- and epoxy-based flooring systems. Its onshore division primarily focuses on the food, manufacturing and chemical industries. The offshore division provides flooring solutions for oil platforms, barricade decks and emergency escape routes.