CHA Holdings, Inc. is the holding company of the CHA Companies which include CHA Consulting, Inc.; CHA Architecture; CHA Cana ... da; CHA Tech Services; Novara Geosolutions, American Fire; and CME Associates. The CHA Companies operate in the consulting engineering, architecture and construction management sectors with specialization in building, infrastructure, power, and fire protection. In 2019, CHA Holdings, Inc. acquired four firms with nearly 250 employees and strengthened the CHA presence in major markets including Boston, New York City and the southeast. read more