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Commercial Buildings

We offer repair and maintenance service for your commercial buildings and offices.

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Current Promotions

  • $69 Cooling Tune Up
  • $69 Heating Tune Up
  • $35 Off on All Repairs
  • 0% Financing for 36 Months

Why Us?

Therma Tech’s high standards represent the foundation of our existence.  Our daily objectives are designed around serving you: Heating, cooling, furnace and AC installation and repair in San Jose and Modesto, CA done right with expert service and top HVAC systems.

Our Core Values

Our Services

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We value your privacy.

Office Locations

San Jose and Surrounding Area (South Bay)

Phone: 408-629-5400
Address: 3535 Ross Ave, Suite 204 San Jose, CA 95124

Modesto and Oakdale (Central Valley)

Phone: 209-571-5400
Fax: 209-571-5425
Address: 1224 Reno Avenue # P, Modesto, CA 95351