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BARR is committed to consistently providing reliable, efficient service to a wide-range of customers in the air conditioning industry. A maintenance and service company with over 45 years of expertise in the industry, Barr Engineering strives to build long-term client relationships by combining professional needs assessments and innovative solutions for its customers.

In 2007, BARR received MCSA Star Certification, verified by the National Inspection, Testing and Certification Corporation (NITC), an ISO 9001 and ANSI-accredited certifying organization. We are one of only 74 companies in the U.S. with this certification. BARR is proud to be one of them.

To become a STAR contractor, companies must maintain a superior safety record, offer outstanding customer service, and focus on continuing education and training for its employees. In addition, at least 25% of the contractor’s technician’s must be UA STAR certified to ensure the contractor employs the best trained and qualified workforce.

From providing certified HVAC maintenance and emergency repair to performing complete design build assignments, BARR acts as the single-source for developing and maintaining your air conditioning systems. Barr Engineering completes all projects correctly the first time, always remembering the clients’ specific needs to establish complete customer satisfaction.


Barr Enginnering selected as MSCA Star Qualified vendor.
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Replace or upgrade your heating and cooling equipment and receive a Business Incentive or Express Efficiency rebate from SCE.
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