HACI Mechanical Contractors is one of the premier mechanical contracting companies in the Valley of the Sun, serving the state of Arizona. HACI constructs a variety of jobs in both the public and private sectors, from shell buildings through tenant improvements. The company is experienced in both plan-and-spec and design/build projects and have a good working relationship with several mechanical engineering/design firms in the area. The company s provides its services in several areas, including office buildings, hospitality, retail, health care, government, houses of worship and industrial. The company was founded in 1972 and is located in Phoenix, Ariz.