Top 3 HVAC Contractors in Sunnyvale

Compare the highest-rated hvac professionals in Sunnyvale, California. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Sunnyvale Climate Control Experts

4.8
(127 reviews)
Verified

A premier HVAC contractor specializing in high-efficiency system installations and complex ductwork design for Sunnyvale's Mediterranean climate. They are certified dealers for Carrier and Trane systems and focus on smart home integration and energy-saving solutions tailored to local building codes.

456 Warm Springs Blvd, Sunnyvale, CA 94089

Specialties & Features

Energy Efficiency Upgrades
Ductwork Design & Installation
24/7 Emergency Service
Smart HVAC Integration

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
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#2

Bay Area Efficient Heating & Air

4.6
(94 reviews)
Verified

Specializes in heat pump systems and furnace replacements ideal for Sunnyvale's mild winters and warm summers. They hold NATE certification and focus on eco-friendly refrigerants and California Title 24 compliance for new installations and major retrofits.

789 El Camino Real, Sunnyvale, CA 94087

Specialties & Features

Heat Pump Systems
Furnace Installation
Title 24 Compliance
Maintenance Plans

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
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#3

Sunnyvale Air Solutions

4.5
(112 reviews)
Verified

Known for responsive emergency service and precision AC repair, particularly for older homes in Sunnyvale's established neighborhoods. They offer specialized duct cleaning and sealing services to address dust issues common in the dry summer months.

234 S. Mathilda Ave, Sunnyvale, CA 94086

Specialties & Features

Emergency Repairs
Duct Cleaning & Sealing
AC Tune-ups
Older Home Systems

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
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Why These Are the Top HVAC Contractors in Sunnyvale

Sunnyvale's HVAC market is highly competitive with emphasis on energy efficiency due to California's strict regulations and high electricity costs. The Mediterranean climate (mild, wet winters and hot, dry summers) creates seasonal demand for AC services in May-September and heating services in December-February. Many providers specialize in heat pumps and high-SEER systems to address both needs efficiently. The presence of tech homeowners drives demand for smart thermostats and zoning systems. Average response times for emergency services are critical during heat waves.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Sunnyvale regulations and climate