Head office: Hydrocalsan SA de CV. Francisco J. Mujica. St. Commercial office 2. Donceles 28 Colony, La Paz, BCS 23078 zip code
Branch office: Hydrocalsan SA de CV. 1415 Dr. Norman E. Borlaug St. Municipio Libre Colony. Obregon City, Sonora. 85080 zip code
