Headquartered in Walnut Creek, California, Brown and Caldwell is a full-service environmental engineering and construction services firm with 52 offices and over 1,900 professionals across North America and the Pacific. For more than 75 years, our creative solutions have helped municipalities, private industry, and government agencies successfully overcome their most challenging water and environmental obstacles. As an employee-owned company, Brown and Caldwell is passionate about exceeding our clients’ expectations and making a difference for our employees, our communities, and our environment.