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 Hayward including 94544, 94541, 94545, 94542 and 94540. These heating and air conditioning experts provide indoor air quality and HVAC maintenance plans, and they also work on cooling system installations, HVAC upgrades and AC tune ups. 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
Service Champions is a premier provider of home services in Northern California. The company's expertise includes heating, cooling, plumbing, electric...
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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...
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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
Hometown Heating & Air Conditioning, originally founded in 2012, is a family-owned and operated business led by Brian Waskow and his daughter, Jessica...
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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
AIS Heating & Air Conditioning installs and repairs all types of HVAC systems for residential and commercial clients throughout the Greater Bay Area. ...
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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 ...
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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...
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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
Diamond Certified Hvac Contractors Serve These Hayward ZIP Codes
94544, 94541, 94545, 94542, 94540, 94543, 94557
Diamond Certified Hvac Contractors In Hayward
Diamond Certified hvac contractors serving Hayward are rated an average of 4.5 out of 5 stars based on 5557 reviews of 78 rated hvac contractors. Diamond Certified hvac contractors in Hayward Avg. Star Rating.
Hayward was founded in 1852, and today, your 153,788 neighbors enjoy oyster shucking, quad biking, whale watching, walking tours and berry picking. Haywardians use Diamond Certified HVAC contractors for HVAC maintenance plans, heating system installations, HVAC installation, HVAC upgrades, HVAC repairs, and more.
Frequently Asked Questions for Heating & Air Conditioning in Hayward, CA
Q: What are clients of Diamond Certified hvac contractors saying about contractors in Hayward, CA?
Q: What are some of the most popular brands that Diamond Certified hvac contractors use when working with Hayward residents?
A: Diamond Certified hvac contractors use top-quality brands like Heil, Maytag, Napoleon, Carrier and Payne.
Q: What types of AC tune ups do hvac contractors offer?
A: HVAC contractors offer a variety of services for both residential and commercial customers. Common repairs include fixing or replacing air filters, repairing or replacing thermostats, repairing or replacing air handlers, and servicing heating systems. Depending on the severity of the issue, they may also need to repair or replace compressors, evaporator coils, ductwork, and other components within the system.
Q: Can Diamond Certified hvac contractors work with Carrier products and similar items so I can get indoor air quality in Hayward?
A: Yes, Diamond Certified HVAC contractors can work with Carrier products to help you get indoor air quality in Hayward.
Q: What did people search for when they wanted to find the best quality hvac contractors in Hayward?
A: Ac Tune Ups
Hvac Repairs
Hvac Maintenance Plans
Indoor Air Quality
Hvac Ductwork
Hayward is our home and we love it! Here you’ll find the best spots to revisit, the Hayward events schedule, local social media links, stories of our Hayward area unsung heroes and much more. Connect with your neighbors and share what you love about our hometown. Plus, join us as a Hayward Diamond Certified Preferred Member (always free).
This aerial view shows Hayward’s residential and commercial areas. Photo: Rich
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