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About Us

Brett Rathbone started working in the HVAC industry in 1984 and became General Manager of a large heating and air company along the Grand Strand in the late 90’s. When the owners decided to retire Brett partnered with another individual and bought the company later selling it in 2005. In 2007 Brett opened Tri-County Mechanical Inc., a full-service HVAC company providing high-quality installation and service for all large and small residential and commercial projects.

Tri-County Mechanical, Inc. has grown by leaps and bounds earning two prestigious awards in 2017 for growth. Tri-County Mechanical, Inc. earned the award for the 17 th Fastest Growing Companies in SC and ranked #2525 for the Inc. 5000 National Award. Gaining popularity over the years earned Tri-County Mechanical, Inc. the Readers Choice Award in 2019.

Tri-County Mechanical Inc. is a highly regarded HVAC business that has built long lasting relationships with its colleagues on a corporate and individual level. Tri-County Mechanical, Inc. takes pride in the fact that the employees are committed to excellence and have long tenure with the company promoting solid performance in the HVAC industry.

Tri-County Mechanical, Inc. is an industry leader performing service and installation, preventative maintenance, ductwork cleaning, air-balancing, Infiniguard Coastal Coating and has the capability to build custom made ductwork in its highly skilled sheet metal shop.

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