About Therma Tech
18+ years of honest, reliable HVAC service in San Jose and the Bay Area. We're not just technicians — we're your neighbors.
Call 408-629-54004.9★ on Yelp
4.9★ · 900+ reviews
18+ Years
Serving the Bay Area
Licensed & Insured
CA License
Satisfaction Guaranteed
100% Promise
Our Mission
At Therma Tech, we believe everyone deserves a comfortable home without the stress of hidden fees or dishonest quotes. That's why we started this company — to bring integrity back to HVAC service.
Founded by Henry, a lifelong Bay Area resident and HVAC expert, Therma Tech has grown from a one-man operation to a trusted team serving thousands of families across San Jose and surrounding communities.
What Sets Us Apart
Honesty First
We'll never upsell you something you don't need. Transparent pricing, always.
Family-Owned
Locally owned & operated. We treat every customer like a neighbor.
Expert Technicians
NATE-certified, factory-trained, and background-checked technicians.
Community Focused
Proud to give back to the San Jose community that's supported us for 18+ years.
Ready to Schedule Your Service?
From repairs to full installations — our NATE-certified technicians are ready to keep your home comfortable. Book online or call us.