chargers, blending dispensers, and storage systems. The company also provides consulting and engineering services, which include application needs assessment, custom electric propulsion system design and integration, and charging infrastructure needs assessment. In addition, it offers in-vehicle battery testing services; project management, on-road accelerated testing, and laboratory testing services; and research, development, and construction services in the hydrogen fueling infrastructure technology areas. The company offers its products and services for use in applications, such as electric marine craft, electric and hybrid electric buses, and on-road highway battery electric and plug-in hybrid electric vehicle. It serves battery companies, research laboratories, and the U.S. Department of Energy; vehicle manufacturers, battery consortiums, electric utilities, and governmental agencies; and private corporations involved in the areas of energy and alternative fuels and automotive manufacturers. The company was founded in 1989 and is based in Phoenix, Arizona. As of November 6, 2007, Electric Transportation Engineering Corporation operates as a subsidiary of ECOtality, Inc.