San Mateo's Most Trusted HVAC Experts
36+ years of expert heating, air conditioning, and refrigeration services for homes and businesses. Same-day service available.
Free Quote with Repair or Installation
We'll respond within 1 hour during business hours
Our HVAC Services
Complete heating, cooling, and refrigeration solutions for residential and commercial properties in San Mateo County.
Air Conditioning
Expert AC repair, installation & maintenance.
- Same-day AC repair
- new system installation
- seasonal tune-ups
- ductwork inspection
Heating
Furnace repair, heat pump installation, heating maintenance.
- Furnace repair & replacement
- heat pump systems
- radiant heating
- emergency service
Refrigeration
Walk-in coolers repair - All brands and models, commercial refrigeration, preventive maintenance.
Installation
System design & sizing, high-efficiency units, ductwork installation, permit handling.
Maintenance
Annual tune-ups, filter replacement, coil cleaning, performance testing.
Emergency Service
Same-day and after-hours service.
- Call (650) 525-1180
Emergency Service
HVAC emergency? We offer same-day and after-hours service. Don't suffer - call now.
(650) 525-1180Why Choose HVAC San Mateo?
More than just HVAC contractors — we're your neighbors, committed to keeping San Mateo comfortable.
36+ Years Experience
Serving San Mateo County since 1990. We know the local climate and building codes.
Licensed & Insured
CA License - C10, C20, C38, B. Full workers comp and liability coverage.
Same-Day Service
Most repairs completed the same day. Emergency service available after hours.
Family-Owned
Led by Luis - you deal with the owner, not a call center. Personal attention on every job.
Top-Rated
5.0 stars on Google with 11 five-star reviews. Trusted by homeowners and businesses alike.
All Brands & Systems
We repair and install all major HVAC brands - Carrier, Lennox, Trane, Daikin, and more.
What Our Customers Say
Real reviews from real San Mateo residents.
“Thank you very much for the prompt response. The service provider was efficient, knowledgeable and kind. I am very satisfied.”
“4 PTAC units were professionally inspected/diagnosed.”
“Good work, just the price could be a little more negotiable but its inflation times.”
“Great service. Luis has been helping with repairs at our temple and home for years. So professional and pleasant. He explained how we can save energy when on vacation.”
Serving All of San Mateo County
From Daly City to Redwood City, we provide expert HVAC services to homes and businesses throughout the Peninsula.
Ready to Get Comfortable?
Whether it's a repair, installation, or maintenance — we're here to help. Free estimates on all Repair or Installation.