David White Construction

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.

Founded in 1994, Yuma Truss Company is one of the leading family-owned manufacturers of floor and roof truss and wall panels in the United States. It offers production quality control and intradepartment design services. The company also offers plan review, on-site plan scanning for electronic plan storage and production management services. Yuma Truss Company provides air duct chases, art niches, medicine cabinet openings and arched headers. Its products are design-flexible, accommodate long spans, reduce wastage, and facilitate the installation of air conditioners and electrical and plumbing systems. The company is a member of the World Trade Centers Association and the American Society of Civil Engineers. Yuma Truss Company is a part of Edais Group, which also operates Edais Geotechnical Testing, Edais Engineering and Advanced Framing Concepts.