About

A to Z Refrigeration LLC., is a family owned and operated business that was founded in 2018 by Carlos Castaneda. Carlos attended Refrigeration School Incorporation in Phoenix, Arizona and has 16 years plus experience. As Owner and Lead Tech, Carlos is committed to providing, caring customer service and training employees with excellent work ethics and integrity to build strong customer relationships. A to Z is proving to be a reliable and affordable temperature control service company. We have highly trained and certified technicians who specialize in identifying repairs and replacement of central cooling and heating systems. Our company prides itself on growth through referrals, from satisfied customers due to the quality of work.

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