Castillo Construction Company, established in 1969, is a building contractor offering industrial, commercial and agricultural construction services. The firm constructs buildings in a variety of forms, including block, conventional and metal building systems. It offers construction management, budget development, design-build, and subcontractor competitive bidding services. The firm specializes in architectural design and construction. It has offered services to a wide range of projects, such as manufacturing facilities, restaurants, retail and grocery stores, medical facilities, refrigerated warehouses, wastewater treatment facilities, office buildings, hay barns, bus maintenance facilities, churches, industrial buildings, convenience stores and fueling stations. Castillo Construction Company is based in Imperial, Calif. It is licensed to perform work in Arizona, California, and Nevada.