Top Rated Hvac Contractors Serving Union City, 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 Union City including 94587. These heating and air conditioning experts provide water heater repair and indoor air quality, and they also work on furnace repair, commercial air conditioning and heating system installations. 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 Jul 08, 2024
148,521 people sourced companies in Heating & Air Conditioning
16,331 Verified Heating & Air Conditioning Customers Surveyed

16,331

148,521

1 of 6

Moore Mechanical Heating & Air Conditioning

Moore Mechanical Heating & Air Conditioning provides a wide range of HVAC services for residential and commercial clients in Alameda and Contra Costa ...

Main Services

Heating & Air Conditioning

Heat - Radiant

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

Residential & Commercial

Weekend Hours

Appointments Available

Diamond Certified Video Profile

Diamond Certified Company Report

Jesse Casey, Regional Manager

Expert Contributions

491
Rating Surveys

13
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(925) 517-6222

Hours CLOSED NOW

License:

1085045

2 of 6

Hassler Heating & Air Conditioning, LLC

Hassler offers full HVAC services including maintenance, repairs, water heaters, ductless, full system replacements, and heat pump conversions. Starti...

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

Coverage Areas

Alameda County, Contra Costa County, Marin County

Family Owned

Established in 1999

Residential & Commercial

Financing Available

Diamond Certified Video Profile

Diamond Certified Company Report

Tim Hassler, General Manager

Expert Contributions

288
Rating Surveys

30
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(510) 400-5759

Hours CLOSED NOW

License:

770180

3 of 6

Perfect Star Heating and Air Conditioning

Perfect Star Heating and Air Conditioning is a locally owned and operated family business that provides a wide range of HVAC services for residential ...

Main Services

Heating & Air Conditioning

Air Quality - Indoor

Additional Services

Indoor Air Quality, Heating and Air Conditioning Repair, Maintenance, Replacement, and Installation, Ductwork Repair, Sealing and Installation, Perfect Star Membership Maintenance Program (Members Receive Priority Service), Zoning, Air Filtration Installation

Brands

Lennox , Daikin , Amana , American Standard , Bryant , Carrier , Honeywell , Trane

Coverage Areas

Alameda County, Contra Costa County

Family Owned

Emergency 24/7

Senior Discount

Residential Only

Diamond Certified Video Profile

Diamond Certified Company Report

(L to R): Ray Kinder, Senior Service Tech; Chris Donzelli, Owner; Dylan Donzelli, Service Tech

Expert Contributions

321
Rating Surveys

14
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(510) 244-4356

Hours CLOSED NOW

License:

1022101

4 of 6

Hometown Heating & Air Conditioning

Hometown Heating & Air Conditioning provides repair and maintenance work on all central heating and air conditioning units. The family-owned and opera...

Main Services

Air Quality - Indoor

Heating & Air Conditioning

Additional Services

Installation, Maintenance & Repair of HVAC Systems, Electrostatic Filtration, Safety Inspections & Energy Audits, Dryer Vent Cleaning, 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

Emergency 24/7

Residential Only

Appointments Available

Diamond Certified Video Profile

Diamond Certified Company Report

Brian Waskow, Owner

Expert Contributions

432
Rating Surveys

32
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(510) 456-0082

Hours CLOSED NOW

License:

1005143

5 of 6

AIS Heating & Air Conditioning

AIS Heating & Air Conditioning installs and repairs all types of HVAC systems for residential and commercial clients throughout the Greater Bay Area. ...

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

Brands

Bryant

Coverage Areas

The Greater Bay Area

Family Owned

Established in 2008

Residential & Commercial

Free Quotes & Consultations

Diamond Certified Video Profile

Diamond Certified Company Report

Daniel A. Sojkic, Owner

Expert Contributions

250
Rating Surveys

15
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(510) 431-2768

Hours CLOSED NOW

License:

919756

6 of 6

Service Champions

Service Champions is a leading provider of premier home services in Northern California. The company’s expertise includes heating, cooling, insulation...

Main Services

Air Duct Cleaning

Heating & Air Conditioning

Air Quality - Indoor

Insulation

Additional Services

Furnaces and Air Conditioners, Ductwork, Electrical, Water Heaters, Water Filtration, Air Scrubbers, Air Filtration

Coverage Areas

East Bay, South Bay, Sacramento Areas

Residential Only

Weekend Hours

Free Estimates

Live Phone Call Answers

Diamond Certified Video Profile

Diamond Certified Company Report

Kevin Comerford, Owner

Expert Contributions

4574
Rating Surveys

35
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(888) 292-8914

Hours CLOSED NOW

License:

817040

Learn how to choose a Heating & Air Conditioning and more…

Diamond Certified Hvac Contractors Serve These Union City ZIP Codes

94587

Diamond Certified Hvac Contractors In Union City

Diamond Certified hvac contractors serving Union City are rated an average of 4.5 out of 5 stars based on 5223 reviews of 78 rated hvac contractors.
Diamond Certified hvac contractors in Union City Avg. Star Rating.

Union City was founded in 1909, and today, your 87,496 neighbors enjoy outdoor sports, cheese tasting, biking, winery tours and mountaineering. Union Citians use Diamond Certified HVAC contractors for water heater repair, heating system installations, commercial air conditioning, air conditioning, mini splits, and more.

Frequently Asked Questions for Heating & Air Conditioning in Union City, CA

Q: What are clients of Diamond Certified hvac contractors saying about contractors in Union City, CA?

A: Verified Hassler Heating & Air Conditioning, Inc. Customer, one of 238
"The sales representative was very good about looking at the house and determining the size and type of equipment that was needed for the job. Just the professionalism" -Linda C.
All Survey Responses for Hassler Heating & Air Conditioning, Inc.
Verified Service Champions Customer, one of 2575
"They do a great job, but that's about all I know. I would have to say their professionalism" -Sheila M.
All Survey Responses for Service Champions
Verified Moore Mechanical Heating & Air Conditioning Customer, one of 491
"I don't know. I thought the technician who came out was very helpful and knowledgeable." -Michael T.
All Survey Responses for Moore Mechanical Heating & Air Conditioning
Verified Hometown Heating & Air Conditioning Customer, one of 432
"I would recommend them. They were pretty fast, honest and very responsive." -Emma S.
All Survey Responses for Hometown Heating & Air Conditioning
Verified AIS Heating & Air Conditioning Customer, one of 250
"They're extremely organized, professional, and they do what they say they're going to do. I think they're very knowledgeable about their field of work, and the various options that are available not only for getting the work done, I guess you could say, but also for applying for energy saving rebates and such. They're reliable." -Meredithe K.
All Survey Responses for AIS Heating & Air Conditioning

Q: What are some of the most popular brands that Diamond Certified hvac contractors use when working with Union City residents?

A: Diamond Certified hvac contractors use top-quality brands like Payne, Maytag, Heil, American Standard and Rheem.

Q: What types of AC tune ups do hvac contractors offer?

A: HVAC contractors offer a variety of commercial air conditioning options, including split systems, packaged rooftop units, cooling towers, chillers, and VRF systems. Split systems are typically used for smaller spaces, while larger spaces often require packaged rooftop units, cooling towers, or chillers. VRF systems offer greater energy efficiency and zoning capabilities, making them ideal for larger commercial spaces.

Q: Can Diamond Certified hvac contractors work with Carrier products and similar items so I can get water heater repair in Union City?

A: Yes, Diamond Certified hvac contractors can work with Carrier products and similar items for water heater repair in Union City.

Q: What did people search for when they wanted to find the best quality hvac contractors in Union City?

A: Commercial Air Conditioning
Heating System Installations
Water Heater Repair
Heating
Energy-Efficient Hvac

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Our Union Citian's Guide to Local Quality

Union City is our home and we love it! Here you’ll find the best spots to revisit, the Union City events schedule, local social media links, stories of our Union City area unsung heroes and much more. Connect with your neighbors and share what you love about our hometown. Plus, join us as a Union City Diamond Certified Preferred Member (always free).

This aerial shot showcases Union City’s suburban neighborhoods and surrounding fields. Photo: Rob

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Top Rated Hvac Contractors Serving Union City, CA

Moore Mechanical Heating & Air Conditioning

Main Services

Additional Services

Brands

Coverage Areas

Hassler Heating & Air Conditioning, LLC

Main Services

Additional Services

Brands

Coverage Areas

Perfect Star Heating and Air Conditioning

Main Services

Additional Services

Brands

Coverage Areas

Hometown Heating & Air Conditioning

Main Services

Additional Services

Brands

Coverage Areas

AIS Heating & Air Conditioning

Main Services

Additional Services

Brands

Coverage Areas

Service Champions

Main Services

Additional Services

Coverage Areas

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Diamond Certified Companies Serving Union City, CA

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