The American Council of Engineering Companies of Arizona (ACEC Arizona) is devoted exclusively to the business interests of engineers and land surveyors in private practice. With the active support of our membership, ACEC Arizona initiatives help create a business environment that encourages quality design, service to the public, and, ultimately, your bottom line. ACEC Arizona is a member organization of the American Council of Engineering Companies (ACEC) headquartered in Washington, D.C. The mission of the American Council of Engineering Companies of Arizona is to assist members in achieving higher professional, ethical, business, and economic standards, enabling member firms to provide quality consulting engineering services for their clients and the public.