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Our Residential & Commercial HVAC Services
Demand More than a Technician.
At Plateau Mechanical, we don’t just repair AC units—we engineer lasting solutions designed for Tennessee’s heat and humidity. Tennessee trusts us to build—and you can trust us to fix.
You Deserve a True Mechanical Contractor.
As the HVAC and plumbing division of East Tennessee Contractors (ETC), we’ve built and serviced some of the region’s most trusted properties.
Whether you need an AC repair, a heat pump installation, or a complete cooling system upgrade, our team delivers precision, reliability, and energy-efficient comfort—every time.
Our Service Area Covers Middle and East Tennessee
Middle Tennessee Counties
Cannon County
Clay County
Cumberland County
DeKalb County
Fentress County
Jackson County
Macon County
Overton County
Pickett County
Putnam County
Smith County
Van Buren County
Warren County
White County
East Tennessee Counties
Bledsoe County
Bradley County
Hamilton County
Loudon County
Marion County
McMinn County
Meigs County
Monroe County
Polk County
Rhea County
Roane County
Sequatchie County
Sevier County