In operation for more than 35 years, Kimley-Horn and Associates Inc. is one of the leading engineering design and consulting companies in the United States. Based in San Antonio, Texas, it engages in different sectors pertaining to engineering, environment and technology, along with placemaking. The company's engineering solutions include planning and designing infrastructure for intelligent transportation systems, airport runways, traffic signals, transit systems, parking and more. Kimley-Horn and Associates Inc. also offers landscape architecture and urban planning. It won the 'Corporate Award of Excellence' from American Association of Airport Executives (AAAE) in 2010.