Allied Construction Industries (ACI) is a not-for-profit trade association comprised of over 500 member companies who employ more than 18,000 individuals throughout Greater Cincinnati. Founded in 1929, ACI's membership includes general contractors, subcontractors, architects, engineers, developers, material suppliers and service providers to the construction industry. Membership is comprised of union or open shop companies who are engaged in commercial, industrial and public construction. ACI serves as an umbrella to twelve partnership associations, including the Cincinnati Division of the Associated General Contractors (AGC) of Ohio.ACI's mission is to expand opportunities for ACI Members to be stronger construction companies by: Advocacy, Education, Networking and Safety.