Grupo Calidra | Graymont
In 2003, Graymont became a part owner of Grupo Calidra. Founded in 1907, Grupo Calidra is the largest lime producer in Mexico, with multiple production sites in Mexico and Honduras. The company, like Graymont, is privately held and has more than 100 years of continuous experience in the lime and limestone industries. Calidra mines some of the highest quality limestone deposits in Latin America.