About

Langan provides an integrated mix of engineering and environmental consulting services in support of land development projects, corporate real estate portfolios, and the energy industry. Our clients include developers, property owners, public agencies, corporations, institutions, and energy companies around the world. Founded in 1970, Langan employs over 1,400 professionals in its Parsippany, NJ headquarters and among 32 offices throughout the United States and 6 international offices.