Isabelle Shiffrin

Continental Building Products, Inc. engages in the manufacture and distribution of gypsum wallboard and complementary finishing products. It operates through the Wallboard and Other segments. The Wallboard segment produces wallboard for the commercial and residential construction sectors. The Other segment manufactures finishing products, which complement the company's wallboard products. The company was founded in 2013 and is headquartered in Herndon, VA.

Lafarge Gypsum SA supplies construction material. Its products include ceilings, plaster, polystyrene, accessories and insulation complexes. The company is headquartered in Kortrijk, Belgium.