General Info

UniSource Energy Services is a utility that delivers natural gas and electric service to more than 200,000 customers in northern and southern Arizona. The company is owned by UniSource Energy Corporation. UniSource is a growing company whose utility subsidiaries serve more than 550,000 customers throughout Arizona. Its focus is on traditional utility operations with an eye toward the future of energy services. UniSource Energy Services' service territory includes some of Arizona's fastest growing communities in northern Arizona along with Santa Cruz County on the Mexican border. The company is committed to solar power and other renewable energy projects. It also supports forward-looking energy technology through its Millennium Energy Holdings subsidiary. Millennium is the majority owner of Global Solar Energy, the manufacturer of flexible thin-film photovoltaic material and Infinite Power Solutions, a developer of miniature rechargeable batteries. The company is headquartered in Tucson, Ariz., and has an additional location in Kingman, Ariz.