W.R. Grace & Co. is an American chemical company that specializes in specialty chemicals, building materials, and packaging technologies. The company's products are used in a wide range of industries, including construction, food and beverage, pharmaceuticals, and plastics. W.R. Grace & Co. was founded in 1854 and is headquartered in Columbia, Maryland. The company has approximately 3,700 employees and operates in over 30 countries around the world.