What Our Clients Say

UMI Service has been terrific with a focus on customer service and response time.
Jay Momet
Director of Real Estate and Facilities


On behalf of Webcor Builders and the entire project team at The Infinity Towers Project, we would like to thank United Mechanical Inc. for helping us deliver another successful project to San Francisco.
Thomas Soohoo
Corporate Small Business Manager


It has been a pleasure to work with you (UMI) and I hold you in the highest regard.
Clint Simpson
Senior Superintendent

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Bay Area Commercial Heating and Air Conditioning Contractors

United Mechanical has established itself as one of the Bay Area's premier heating, ventilation and air conditioning contractor. UMI is uniquely designed to meet the diverse needs of industrial and commercial customers. Located in the California Bay Area, United Mechanical designs, builds and maintains commercial heating, ventilation and air conditioning systems that provide healthy, productive and efficient working environments for our respected customers.

United Mechanical prides itself on our team of engineers, project managers and service teams out in the field. We have unmatched experience working on the California Bay Area's most important commercial, bio-medical, educational, healthcare and mission critical facilities.

From small office buildings to large Class A corporate campuses, our commercial HVAC professionals are ready to meet and exceed our customers' expectations by offering the best value and quality, guaranteed. Call us today!