The National Capital Heavy Construction Association (NCHCA) is a key organization for the heavy construction industry in the National Capital region of Canada. Founded in 1978 and based in Kanata, Ontario, NCHCA plays a vital role in the local economy, with its members contributing over $1 billion annually to infrastructure projects. The association is led by Executive Director Katherine Sutherland.

NCHCA serves as an advocacy and support body for its members, which include sewer and watermain contractors, road builders, and aggregate producers. The association facilitates networking, training, and advocacy efforts, and it undertakes initiatives to address labor shortages in the industry. Membership offers benefits such as access to industry news, professional development opportunities, and participation in advocacy efforts, helping to shape policies and standards in the heavy construction sector.