Mobility Solutions for Our Changing World As one of Southern California's foremost planning and design consulting firms, CR Associates (CRA) brings fresh vision to the transportation planning and engineering industry through our staff’s commitment to identifying mobility improvements that create and support vibrant and sustainable communities. We understand the quality-of-life and health benefits of integrated transportation engineering, smart growth, and active transportation, which allows us to provide a multimodal approach that serves a full range of client needs. DBE | SBE | WBE | MBE | CBE