Conestoga-Rovers & Associates (CRA) is a group of companies that provides engineering, environmental consulting, construction, and information technology (IT) services. On July 2, 2014 CRA became a division of the GHD Group. Its current overall headquarters is located in Waterloo, Ontario, however the firm has locations in multiple countries with a separate headquarters in each. Their U.S. headquarters resides in Niagara Falls, New York where the company's seminal project, the Love Canal, took place.