Tucson Electric Power (TEP) is an electric utility company based in Tucson, Arizona, that provides electricity to residential, commercial and industrial customers across Southern Arizona. Founded in 1892, the company has played a significant role in the region's development by supplying electricity to homes, businesses and public institutions. TEP operates and maintains an extensive network of power generation, transmission and distribution infrastructure to ensure reliable electricity service. It is part of the Fortis Inc. family of companies, an international electric and gas utility holding company. TEP continues to invest in grid improvements, renewable energy resources and technologies designed to support the region's growing energy needs.

Community engagement and charitable giving are important components of Tucson Electric Power's operations. Through its community investment initiatives, the company supports nonprofit organizations, educational institutions and local programs that address regional needs. Its contributions have helped fund initiatives involving education, environmental sustainability, community development, social services and assistance for vulnerable residents. TEP also supports energy efficiency education, environmental conservation and programs that encourage the responsible use of electricity. Through financial contributions, employee volunteering and partnerships with community organizations, the company seeks to strengthen Southern Arizona communities and improve residents' quality of life while supporting a more sustainable energy future.