Top Rated Hvac Contractors Serving Lafayette, CA

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 Lafayette including 94549. These heating and air conditioning experts provide ductless heating and cooling systems and HVAC repairs, and they also work on HVAC maintenance plans, ventilation systems and heat pump repair. 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 Dec 05, 2025
  • 148,521 people sourced companies in Heating & Air Conditioning
    16,331 Verified Heating & Air Conditioning Customers Surveyed
16331
148521
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Service Champions

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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
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Heating & Air Conditioning
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Air Quality - Indoor
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Insulation
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Additional Services

Furnaces and Air Conditioners, Ductwork and Insulation, Electrical, Plumbing, Water Filtration, Air Filtration

Coverage Areas

East Bay, South Bay, Sacramento Areas

Residential Only
Residential Only
Weekend Hours
Weekend Hours
Free Estimates
Free Estimates
Live Phone Call Answers
Live Phone Call Answers
Diamond Certified Video Profile
Air Duct Cleaning - Service Champions - East Bay
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Diamond Certified Company Report
Kevin Comerford, Founder-Service Champions
Kevin Comerford, Founder
Expert Contributions
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  • 7374
  • Rating Surveys
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  • 33
  • Photos
    & Videos
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  • 5
  • Researched Articles
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    Hours CLOSED NOW
    License:
    817040
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    Hometown Heating & Air Conditioning

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    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
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    Heating & Air Conditioning
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    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

    Coverage Areas

    Contra Costa County Alameda County, Solano County

    Family Owned
    Family Owned
    Emergency 24/7
    Emergency 24/7
    Residential Only
    Residential Only
    Appointments Available
    Appointments Available
    Diamond Certified Video Profile
    Air Quality - Indoor - Hometown Heating & Air Conditioning - Contra Costa County Alameda County
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    (L to R) General Manager Alex Lobban, Owner Jessica Lobban and Owner Brian Waskow-Hometown Heating & Air Conditioning
    (L to R) General Manager Alex Lobban, Owner Jessica Lobban and Owner Brian Waskow
    Expert Contributions
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    • 457
    • Rating Surveys
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    • 32
    • Photos
      & Videos
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    • 5
    • Researched Articles
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      Hours CLOSED NOW
      License:
      1005143
      3 of 6

      AIS Heating & Air Conditioning

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      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
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      Air Quality - Indoor
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      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

      Brands

      Bryant

      Coverage Areas

      The Greater Bay Area

      Family Owned
      Family Owned
      Established in 2008
      Established in 2008
      Residential & Commercial
      Residential & Commercial
      Free Quotes & Consultations
      Free Quotes & Consultations
      Diamond Certified Video Profile
      Heating & Air Conditioning - AIS Heating & Air Conditioning - The Greater Bay Area
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      Diamond Certified Company Report
      Daniel A. Sojkic, Owner-AIS Heating & Air Conditioning
      Daniel A. Sojkic, Owner
      Expert Contributions
      ratings icon
      • 250
      • Rating Surveys
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      • 15
      • Photos
        & Videos
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      • 5
      • Researched Articles
        • Quick Connect
        Hours CLOSED NOW
        License:
        919756
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        Hassler Heating & Air Conditioning, LLC

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        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
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        Home Energy Auditor
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        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

        Coverage Areas

        Alameda County, Contra Costa County, Marin County

        Family Owned
        Family Owned
        Established in 1999
        Established in 1999
        Residential & Commercial
        Residential & Commercial
        Financing Available
        Financing Available
        Diamond Certified Video Profile
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        Diamond certified resource logo
        Diamond Certified Company Report
        Tim Hassler, General Manager-Hassler Heating & Air Conditioning, LLC
        Tim Hassler, General Manager
        Expert Contributions
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        • 288
        • Rating Surveys
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        • 30
        • Photos
          & Videos
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        • 5
        • Researched Articles
          • Quick Connect
          Hours CLOSED NOW
          License:
          770180
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          Qualtech Heating & Cooling

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          Qualtech Heating & Cooling has been providing a wide range of HVAC services for residential and light commercial clients throughout Contra Costa and A...
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          Main Services

          Heating & Air Conditioning
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          Additional Services

          Heating & A/C System (Including Furnaces and Ductless Heat-A/C Systems) Installation, Maintenance & Repair, Duct Cleaning, Indoor Air Quality, Whole-House Fans

          Brands

          American Standard, Bryant, Carrier, Lennox, Mitsubishi, QuietCool, Trane, York

          Coverage Areas

          Alameda County, Contra Costa County

          Family Owned
          Family Owned
          Established in 2007
          Established in 2007
          Senior Discount
          Senior Discount
          Residential & Commercial
          Residential & Commercial
          Diamond Certified Video Profile
          Heating & Air Conditioning - Qualtech Heating & Cooling - Alameda County
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          Diamond Certified Company Report
          Myriam Rios, Owner-Qualtech Heating & Cooling
          Myriam Rios, Owner
          Expert Contributions
          ratings icon
          • 287
          • Rating Surveys
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          • 17
          • Photos
            & Videos
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          • 5
          • Researched Articles
            • Quick Connect
            Hours CLOSED NOW
            License:
            905205
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            Moore Mechanical Heating & Air Conditioning

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            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
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            Heating & Air Conditioning
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            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

            Coverage Areas

            Contra Costa County, Alameda County

            Established in 1985
            Established in 1985
            Residential & Commercial
            Residential & Commercial
            Weekend Hours
            Weekend Hours
            Appointments Available
            Appointments Available
            Diamond Certified Video Profile
            Heat - Radiant - Moore Mechanical Heating & Air Conditioning - Contra Costa County
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            Diamond Certified Company Report
            Jesse Casey, Regional Manager-Moore Mechanical Heating & Air Conditioning
            Jesse Casey, Regional Manager
            Expert Contributions
            ratings icon
            • 491
            • Rating Surveys
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            • 11
            • Photos
              & Videos
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            • 5
            • Researched Articles
              • Quick Connect
              Hours CLOSED NOW
              License:
              1085045
              Learn how to choose a Heating & Air Conditioning and more…

              Diamond Certified Hvac Contractors Serve These Lafayette ZIP Codes

              94549

              Diamond Certified Hvac Contractors In Lafayette

              Diamond Certified hvac contractors serving Lafayette are rated an average of 4.5 out of 5 stars based on 4574 reviews of 77 rated hvac contractors.
              Diamond Certified hvac contractors in Lafayette Avg. Star Rating.

                Map of Lafayette, CA

                Lafayette was founded in 1848, and today, your 24,285 neighbors enjoy windsurfing, barbecuing, live theater, bonfire gatherings and ziplining. Lafayettians use Diamond Certified HVAC contractors for ventilation systems, HVAC upgrades, HVAC replacement, commercial air conditioning, air conditioner repair, and more.

                Frequently Asked Questions for Heating & Air Conditioning in Lafayette, CA
                Q: What are clients of Diamond Certified hvac contractors saying about contractors in Lafayette, CA?
                A: Verified Moore Mechanical Heating & Air Conditioning Customer, one of 491
                "I would recommend them. They did a good job and I have no complaints. They did a good job and I didn't have to call them again." -Nick H.
                All Survey Responses for Moore Mechanical Heating & Air Conditioning
                Verified Hometown Heating & Air Conditioning Customer, one of 432
                "Give them a try. Their service is great." -Tony L.
                All Survey Responses for Hometown Heating & Air Conditioning
                Verified Service Champions Customer, one of 2575
                "They were good but we have a contract with another company. They rescued us when we really needed them." -Susan M.
                All Survey Responses for Service Champions
                Verified Clean Air HVAC, Inc. Customer, one of 262
                "Very professional and very knowledgeable They were customer friendly, and they answered my questions. They walked me through the steps and gave me information in an area that I did not understand." -Tim R.
                All Survey Responses for Clean Air HVAC, Inc.
                Q: What are some of the most popular brands that Diamond Certified hvac contractors use when working with Lafayette residents?
                A: Diamond Certified hvac contractors use top-quality brands like Carrier, Armstrong Air, Maytag, Sanyo and Amana.
                Q: What types of HVAC maintenance plans do hvac contractors offer?
                A: HVAC contractors offer a variety of ductless heating and cooling systems, including single-zone, multi-zone, and ductless mini-split systems. Single-zone systems are ideal for small spaces, while multi-zone systems are ideal for larger spaces and allow for greater flexibility in controlling temperatures. Ductless mini-split systems are a great solution for homes with no ductwork and can provide both heating and cooling to multiple zones.
                Q: Can Diamond Certified hvac contractors work with Carrier products and similar items so I can get ductless heating and cooling systems in Lafayette?
                A: Yes, Diamond Certified hvac contractors in Lafayette can work with Carrier products and similar items to install ductless heating and cooling systems.
                Q: What did people search for when they wanted to find the best quality hvac contractors in Lafayette?
                A: Ductless Heating And Cooling Systems
                Hvac Upgrades
                Air Conditioning
                Ductless Heating And Cooling Systems
                Air Conditioning

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