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Our History

Tri-City Mechanical (TCM) began serving Arizona customers in 1962. The company shifted its focus from residential to commercial mechanical contracting and service in 1976. In 1990 TCM added the Design-Build component to its commercial focus. In 1997 Tri-City Mechanical was one of twelve companies from around the nation that joined together to form Comfort Systems USA.

Today, Comfort Systems USA is recognized as a premier national provider in the installation and service of heating, ventilating, air conditioning, plumbing, piping and related services. Tri-City Mechanical is a leading provider of these same services in Arizona. We offer single source Design-Build-Maintain services to meet all of your mechanical system needs.

Tri-City Mechcanical started service Arizona in 1962

TCM Timeline

1962 - Company started as Tri-City Air Conditioning

1976 - Shifted focus to Commercial Mechanical Contracting and Service

1977 - Incorporated as
Tri-City Mechanical

1997 - CSUSA was founded by TCM & 11 other national companies

2007 - TCM reached $100 million in annual revenue

2009 - Expanded to California & Nevada