HNTB Corporation

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Operational for more than 100 years, HNTB Companies is an employee-owned infrastructure firm that serves the federal, state, municipal and private clients. The company offers transportation, engineering, planning and construction management service through HNTB Corporation. It employs design professionals who provide buildings services through HNTB Architecture. The company has a staff of over 4,000 employees in nearly 60 offices throughout the U.S. It offers environmental planning, intelligent transportation systems and management consulting services. The company provides program management, urban design, and planning and structural engineering services. HNTB Companies additionally offers disaster recovery and historic preservation services for highway, toll road, bridge, airport, rail and water projects.