If you really care about choosing a quality hvac contractor, we’re here for you. Here’s your access to the best hvac contractors serving Livermore including 94550 and 94551. These heating and air conditioning experts provide HVAC replacement and cooling system installations, and they also work on energy-efficient HVAC, air conditioner repair and ductless heating and cooling systems. For 22 years we’ve conducted the most accurate ratings and deepest research of local contractors, so you’ll be confident in choosing.
Last Updated Sep 30, 2025
148,521 people sourced companies in Heating & Air Conditioning
16,331 Verified Heating & Air Conditioning Customers Surveyed
AIS Heating & Air Conditioning installs and repairs all types of HVAC systems for residential and commercial clients throughout the Greater Bay Area. ...
Read More
Main Services
Heating & Air Conditioning
Air Quality - Indoor
Additional Services
Heating and Air Conditioning Installation, Service, and Maintenance, Indoor Air Quality, Energy Audits, Heat Pump Systems, Heat Pump Water Heater Maintenance and Repair
Moore Mechanical Heating & Air Conditioning provides a wide range of HVAC services for residential and commercial clients in Alameda and Contra Costa ...
Read More
Main Services
Heat - Radiant
Heating & Air Conditioning
Additional Services
Heating & Air Conditioning System Replacements & Repairs, Radiant Heating, Ductless Mini Split Repairs & Installations, Ductwork Design Services, Repairs & Installations, Home Performance Evaluations, Annual HVAC Maintenance Programs, Commercial HVAC Repairs & Installations, Indoor Air Quality Diagnostics & Upgrades, Ventilation System Repairs & Installations, Whole House Fan Installations, Attic Ventilation Systems, Air Purification Systems, VRF Systems, Combustion Appliance Zone (CAZ) Tests, Residential & Commercial Heat Pump Water Heaters, Backup Residential Generator Installations, Electrical Panel Upgrades, Including Span Panels, New Residential Electrical Circuit Installations, Including Hot Tubs, Pool Pumps & Electric Vehicle Charging Stations, Generators & Generator Transfer Switches
Brands
Carrier, Rheem, Mitsubishi, York, Ruud, Bryant, Bradford White, SANCO2, Harvest Thermal, Noritz, Navien, American Standard, A. O. Smith
Perfect Star Heating, Cooling, & Electrical is a locally owned family business serving Alameda and Contra Costa Counties. The company’s motto, “We Kee...
Read More
Main Services
Heating & Air Conditioning
Air Quality - Indoor
Additional Services
Heating & Air Conditioning, Ductless Mini-Splits, Indoor Air Quality, Electrical, Solar
Brands
Lennox, Daikin, Amana, American Standard, Bryant, Carrier, Honeywell, Trane
Hometown Heating & Air Conditioning, originally founded in 2012, is a family-owned and operated business led by Brian Waskow and his daughter, Jessica...
Read More
Main Services
Air Quality - Indoor
Heating & Air Conditioning
Additional Services
Installation, Maintenance & Repair of HVAC Systems, Electrostatic Filtration, Safety Inspections & Energy Audits, Smoke & Carbon Monoxide Detectors
Brands
American Standard, Bryant, Carrier, Honeywell, Lennox, Payne, TLC, Trane
Service Champions is a premier provider of home services in Northern California. The company's expertise includes heating, cooling, plumbing, electric...
Read More
Main Services
Air Duct Cleaning
Heating & Air Conditioning
Air Quality - Indoor
Insulation
Additional Services
Furnaces and Air Conditioners, Ductwork and Insulation, Electrical, Plumbing, Water Filtration, Air Filtration
Hassler offers full HVAC services including maintenance, repairs, water heaters, ductless, full system replacements, and heat pump conversions. Starti...
Read More
Main Services
Heating & Air Conditioning
Home Energy Auditor
Additional Services
Central Ducted Heat Pump, Ductless Mini-Split Heat Pump, Water Heater (Standard, Tankless, Heat Pump, Electric Resistance), Furnace, and A/C Installations and Repairs, Home Energy Assessments and Home Energy Score (HES) Assessments, Energy Upgrade Measures (Building Shell)
Brands
Bosch, Carrier, Mitsubishi, Navien, Rheem Water Heaters
Diamond Certified Hvac Contractors Serve These Livermore ZIP Codes
94550, 94551
Diamond Certified Hvac Contractors In Livermore
Diamond Certified hvac contractors serving Livermore are rated an average of 4.5 out of 5 stars based on 5390 reviews of 78 rated hvac contractors. Diamond Certified hvac contractors in Livermore Avg. Star Rating.
Livermore was founded in 1869, and today, your 89,456 neighbors enjoy coastal drives, crabbing, balloon rides, outdoor theaters and lake exploring. Livermorites use Diamond Certified HVAC contractors for heating, ventilation systems, HVAC maintenance plans, heating system installations, HVAC upgrades, and more.
Frequently Asked Questions for Heating & Air Conditioning in Livermore, CA
Q: What are clients of Diamond Certified hvac contractors saying about contractors in Livermore, CA?
Q: What are some of the most popular brands that Diamond Certified hvac contractors use when working with Livermore residents?
A: Diamond Certified hvac contractors use top-quality brands like Amana, Heil, Luxaire, Maytag and Gree.
Q: What types of HVAC upgrades do hvac contractors offer?
A: HVAC contractors offer a variety of energy-efficient HVAC systems, including high-efficiency furnaces, air-source heat pumps, geothermal heat pumps, and ductless mini-split systems. High-efficiency furnaces, such as those with an Annual Fuel Utilization Efficiency (AFUE) rating of 90 percent or higher, are designed to heat your home using less energy than standard furnaces. Air-source heat pumps are a type of HVAC system that can both heat and cool your home by transferring energy from the outside air. Geothermal heat pumps use the constant temperature of the earth to heat and cool your home. And, ductless mini-split systems offer a great solution for zoned heating and cooling.
Q: Can Diamond Certified hvac contractors work with Carrier products and similar items so I can get HVAC replacement in Livermore?
A: Yes, Diamond Certified HVAC contractors can work with Carrier products and similar items for HVAC replacement in Livermore.
Q: What did people search for when they wanted to find the best quality hvac contractors in Livermore?
Livermore is our home and we love it! Here you’ll find the best spots to revisit, the Livermore events schedule, local social media links, stories of our Livermore area unsung heroes and much more. Connect with your neighbors and share what you love about our hometown. Plus, join us as a Livermore Diamond Certified Preferred Member (always free).
The iconic wind turbines of Altamont Pass harness wind energy amid the green hills of Livermore. Photo: kwphotog
.png?w=3840&q=75)
