Hatch Mott MacDonald is one of the leading, full-service consulting firms that offers tunneling and transit engineering solutions in North America. The firm provides planning, project development, design, procurement, inspection, facility maintenance, and construction engineering and management solutions for clients in the public and private sectors in the northeastern and southeastern United States. It works with a team of more than 20,000 employees. Hatch Mott MacDonald provides services for airports, gas pipelines, buildings and utilities. It maintains over 55 office locations throughout North America. The firm has undertaken projects for the Niagara Frontier Transportation Authority, Greater Toronto Airports Authority and Central Puget Sound Regional Transit Authority.