Tucson Electric Power (TEP) is a subsidiary of Fortis Inc., delivering safe and reliable electric service to approximately 452,000 customers in the Tucson metropolitan area and Southern Arizona. Founded in 1892, TEP has a rich history that includes the evolution from the Tucson Electric Light and Power Company to its current form, emphasizing innovation and sustainability. TEP generates, purchases, transmits, distributes, and sells electricity, offering a mix of traditional and renewable energy sources. The company provides energy efficiency programs to help customers save on costs and supports a range of residential, commercial, and industrial energy needs. TEP is committed to community service, contributing over $1.6 million and thousands of volunteer hours in 2024, reflecting its dedication to the local economy and environment.