Robert Derector Associates is an engineering consulting firm that provides services to clients in the construction industry. The company was founded in 1979 and is headquartered in White Plains, New York. Robert Derector Associates provides a variety of services, including structural engineering, civil engineering, and building envelope consulting. The company has worked on a variety of projects, including the renovation of the United Nations headquarters in New York City and the construction of the World Trade Center Transportation Hub. Robert Derector Associates has received a number of awards for its work, including the American Council of Engineering Companies' National Recognition Award.