Mechanical Contractors Chicago Association

Mca of chicago is a membership organization that represents more than 300 union contractors who service and install technologically advanced and energy-efficient heating, air conditioning, refrigeration, and process piping systems across the region. Our members perform the mechanical construction and service for everything from commercial and residential buildings to food-processing facilities, refineries, green energy systems, power plants, manufacturing plants, hospitals, airports, hotels, and data centers. Membership in mca of chicago provides labor relations, high-quality learning opportunities, innovative safety and technology programs, legislative representation, mentoring opportunities, and professional networking.