Knauf Group is a multinational, family-owned company based in Iphofen, Germany, well known for drywall gypsum boards, founded in 1932. The company is a producer of building materials and construction systems comprising construction materials for drywall construction, plasterboard, cement boards, mineral fibre acoustic boards, dry mortars with gypsum for internal plaster and cement-based external plaster and insulating materials; glass wool, stone wool and other insulation materials under the company Knauf Insulation.
It has more than 150 production sites worldwide.[1] It is one of the six producers which hold approximately 81% of the worldwide wallboard market (Georgia Pacific, Knauf, Siniat, National Gypsum Company, Saint-Gobain, and Yoshino Gypsum Co., Ltd).[2]
In June 2018, USG entered into an agreement to be purchased by Knauf. It operates as an independent subsidiary of Knauf and continues to remain headquartered in Chicago, Illinois.