Tucson Electric Power

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88 E Broadway Blvd

Tucson, AZ 85701

+1 (520) 623-7711

http://www.tep.com

Established in 1892, Tucson Electric Power Company is one of the largest investor-owned electricity distribution companies in Arizona. The company undertakes various transmission line and substation projects. It offers several energy conservation and renewal, as well as weatherization programs for homes and businesses. Tucson Electric Power Company provides meter installation and reading services and serves more than 375,000 residential and commercial customers. In addition, the company offers online bill payment options, calculators and energy saving tips. It conducts workshops related to the design and installation of photovoltaic systems. Tucson Electric Power Company is a subsidiary of UniSource Energy, which is a publicly traded holding company.

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1.046 reviews

Bill L.

4/9/2021

Brainless incompetent idiots. I was forced to call customer service because the app no longer works because I tried to set up biometric access and now the app simply flashes that the biometric...

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Laura L.

10/31/2025

I don't have any problem with my electric service, nor its price. I've been impressed with the communication and quick restoration of service after a storm. HOWEVER, TEP contracted with people to...

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Hector S.

10/21/2025

Sending bills to collection agencies.. really?.. great customer service,that really helps the community

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Rudy D.

8/26/2025

Trying to talk to a person almost impossible.. press this then this then this..Bull shit..

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Luke S.

5/7/2025

Terrible service. Oh I'm late on a bill I don't even know about? Don't call me, send me an email, send me a text, send me something in the mail? What am I supposed to do just wait until my power...

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Sion Power

Sion Power holds more than 45 patents. The company is a developer of electrochemical energy storage systems. Sion uses the high electrochemical potential of lithium and combines it with sulfur to attain superior rechargeable performance. Sion is developing a new generation of rechargeable lithium batteries for mobile electronics and electric vehicles. Based on five times higher energy available from sulfur ions compared to other lithium chemistries, Sion s cell offers significant improvements in capacity, operating temperature and discharge rate. The company is a technology spin-off from Brookhaven National Laboratories and was incorporated as Moltech Corporation in 1994 and in 2002, the company changed its name to Sion Power. Sion is located in Tucson, Ariz.