Top Rated Hvac Contractors Serving Pleasant Hill, 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 Pleasant Hill including 94523. These heating and air conditioning experts provide HVAC replacement and heating, and they also work on heating system installations, indoor air quality and ventilation 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 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
    2 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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    Daniel A. Sojkic, Owner-AIS Heating & Air Conditioning
    Daniel A. Sojkic, Owner
    Expert Contributions
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    • 250
    • Rating Surveys
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    • 15
    • Photos
      & Videos
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    • 5
    • Researched Articles
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      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
      ratings icon
      • 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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        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
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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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            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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            Diamond Certified Company Report
            (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
            ratings icon
            • 457
            • Rating Surveys
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            • 32
            • Photos
              & Videos
            articles icon
            • 5
            • Researched Articles
              • Quick Connect
              Hours CLOSED NOW
              License:
              1005143
              Learn how to choose a Heating & Air Conditioning and more…

              Diamond Certified Hvac Contractors Serve These Pleasant Hill ZIP Codes

              94523

              Diamond Certified Hvac Contractors In Pleasant Hill

              Diamond Certified hvac contractors serving Pleasant Hill are rated an average of 4.5 out of 5 stars based on 4426 reviews of 77 rated hvac contractors.
              Diamond Certified hvac contractors in Pleasant Hill Avg. Star Rating.

                Map of Pleasant Hill, CA

                Pleasant Hill was founded in 1860, and today, your 33,152 neighbors enjoy outdoor theaters, bouldering, winery tours, mushroom hunting and horse racing. Pleasant Hillians use Diamond Certified HVAC contractors for AC tune ups, cooling system installations, thermostat installation, HVAC ductwork, HVAC repairs, and more.

                Frequently Asked Questions for Heating & Air Conditioning in Pleasant Hill, CA
                Q: What are clients of Diamond Certified hvac contractors saying about contractors in Pleasant Hill, CA?
                A: Verified Clean Air HVAC, Inc. Customer, one of 262
                "They're prompt, on time, and they get the job done without any problems. I like the fact that I can call them, and they'll be here when they say they will. " -Carol A.
                All Survey Responses for Clean Air HVAC, Inc.
                Verified Service Champions Customer, one of 2575
                "They are reliable, on time, and they seem to know what they are doing. They are reliable, on time, and they seem to know what they are doing." -Marilyn R.
                All Survey Responses for Service Champions
                Verified Hometown Heating & Air Conditioning Customer, one of 432
                "They did a very good job. Pretty good job to satisfaction and would recommend them" -Alfredo S.
                All Survey Responses for Hometown Heating & Air Conditioning
                Verified Moore Mechanical Heating & Air Conditioning Customer, one of 491
                "It is okay. The people who installed it were easy to deal with." -James C.
                All Survey Responses for Moore Mechanical Heating & Air Conditioning
                Q: What are some of the most popular brands that Diamond Certified hvac contractors use when working with Pleasant Hill residents?
                A: Diamond Certified hvac contractors use top-quality brands like Fujitsu, Panasonic, Heil, Trane and Rheem.
                Q: What types of mini splits do hvac contractors offer?
                A: HVAC contractors typically offer a variety of repairs, such as repairing air conditioning units, replacing thermostats, cleaning ducts, inspecting electrical connections, and correcting refrigerant levels. They can also diagnose and repair issues with heating systems, such as repairing furnaces, heat pumps, and boilers. In addition, they can provide maintenance services, such as changing air filters and cleaning coils.
                Q: Can Diamond Certified hvac contractors work with Carrier products and similar items so I can get HVAC replacement in Pleasant Hill?
                A: Yes, Diamond Certified hvac contractors in Pleasant Hill are qualified to work with Carrier products and similar items.
                Q: What did people search for when they wanted to find the best quality hvac contractors in Pleasant Hill?
                A: Ventilation Systems
                Mini Splits
                Hvac Replacement
                Heating
                Indoor Air Quality

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