Graymont is a family-owned company that is committed to responsibly meeting societys needs for mineral products. The company is one of the largest producers of lime in North America with facilities throughout Canada and the United States and a partnership with Grupo Calidra, the largest lime producer in Mexico. Graymonts principal products include quicklime, hydrated lime, precipitated calcium carbonate, limestone, construction stone, ready-mix concrete, Redi-Rock retaining walls and asphalt. Graymont is headquartered in Bellingham, Wash., and has an additional location in Plattsburgh, N.Y.