Trusted HVAC Contractors in Castro Valley, CA

The highest-rated Heating & Air Conditioning companies out of 162 vetted & reviewed in the Castro Valley area.

Carol Flynn Heating & Cooling

Carol Flynn Heating & Cooling

(38)
Furnace Replacement, Heaters Installation, Digital Programmable Thermostats
“Work was done in a timely manner and within cost proposal. Work crew was efficient with removal of asbestos and with installtion of new Carrier system. They kept us informed of work progress and any complications encountered. We will use them for ...”
Coupons & Offers
Free Initial Consultation
Accepts All Major Credit Cards
NATE Certified
Serving Castro Valley Area
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Affordable Heating & Air Conditioning

Affordable Heating & Air Conditioning

(7)
  • Hvac
  • Fair
“We have needed Affordable more than once. Good work, fast, and they explained clearly what we needed. Last time was a capacitor, this time a different piece of electronics on the outside unit.”
Free Initial Consultation
Accepts All Major Credit Cards
Licensed
In Business Since 2011
4026 Castro Valley Blvd, Castro Valley, CA
i
Tech Air

Tech Air

(37)
  • Crew
  • Home
  • Fair
“Colin and his guys are the best. They installed air conditioning for us over the summer, great work at a fair price. I recently called him on a Saturday when our heat wasn't working properly, which actually turned out to be a gas issue, and he fixed ...”
In Business Since 2017
Serving Castro Valley Area
i
Rivers Plumbing

Rivers Plumbing

(11)
  • Water Heater
“They have been so helpful in replacing 2 of our water heaters and one was a tankless! Steve is a very honest man and after seeing the care to detail him and his son Ryan have done I would trust them for any other future project we will have.”
Accepts All Major Credit Cards
Licensed
In Business Since 1979
Family Business
3958 Valley Ave, Pleasanton, CA
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Air Design Heating and Cooling

Air Design Heating and Cooling

(6)
Equipment Parts & Replacement, Contractor, Residential Heating & Cooling
“These guys were terrific. They scheduled an appointment in short order and Jesse came out and did a terrific job. He was fully of money saving tips and incredibly honest. Just a really good guy. I will certainly use Air Design again.”
Free Initial Consultation
Licensed
In Business Since 2009
Family Business
Serving Castro Valley Area
i
Walnutcreekhomes.com

Walnutcreekhomes.com

“Welcome to our company's website. We offer a wide range of services to meet your needs. Firstly, we provide excellent customer service to ensure your satisfaction. In addition, we offer competitive pricing to save you money. Moreover, our team is com...”
Licensed
In Business Since 2000
1301 Ygnacio Valley Rd, Walnut Creek, CA
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Eagle Refrigeration Heating & A/C Inc

Eagle Refrigeration Heating & A/C Inc

Maintenance, Emergency Service, Air Conditioning
“We are a fully licensed and insured business that provides our services to the western side of the San Francisco Bay area. We provide each of our customers with a free estimate on new installations. We proudly offer affordable and competitive service...”
Free Initial Consultation
Family Business
Accepts All Major Credit Cards
Licensed
Serving Castro Valley Area
i
Attic Pros

Attic Pros

(48)
  • Vacuumed
  • Debris
  • Warranty
“We are very pleased with our recent experience with attic pros. Tom did a great job assessing our homes attic space after a recent roof replacement and me other maintenance issues that have built up over the years. The crew (Jose Olguin, Morale...”
Locally Owned & Operated
Coupons & Offers
Licensed
In Business Since 2017
718 Douglas Ave, Oakland, CA
i
Moore Mechanical Heating & Air Conditioning

Moore Mechanical Heating & Air Conditioning

(49)
Ductless Mini-Split Repair, Ductless Mini-Split Installation, Heat Pumps
“Reliable, fast, and great work every time. Our 7 year old ac is still working like it's brand new thanks to Moore Mechanical. And shout out to Ron; great guy and great work.”
Offers Financing Options
NATE, NATE Certified
In Business Since 1999
Coupons & Offers
6575 Trinity Ct D, Dublin, CA
i
Albert Nahman Plumbing

Albert Nahman Plumbing

(42)
  • Kitchen Sink
  • Bathtub
  • Sewer
“Stanley was punctual, courteous, easy to communicate with and above all, knowledgeable. A senior discount of 5% and a gift coupon from having prior work done helped to lower the cost. for the job”
Locally Owned & Operated
Emergency Services
Licensed, BBB Accredited
In Business Since 2003
3333 Martin Luther King Jr Way, Berkeley, CA
i
AIS Heating & Air Conditioning

AIS Heating & Air Conditioning

(50)
Oil Furnaces, Gas Furnaces, Furnace Installation
“Marked contrast to our previous HVAC contract in terms of (1) ability to schedule promptly, (2) clarity of communication, and (3) ultimate happiness with the work done. Glad we found AIS, and and our tech Taylor.”
Free Initial Consultation
Family Business
Offers Financing Options
Emergency Services
4432 Enterprise St suite a, Fremont, CA
i
Wizard Plumbing

Wizard Plumbing

(50)
Leak Detection, Piping & Repiping, Plumbing Services
“Easy to contact and schedule. Specialist arrived with a pre text notice. Jose J was professional and knowledgeable. I requested a simple water heater flush. Service and clean up met all expectations. I would recommend them for larger jobs to fr...”
Free Initial Consultation
Accepts All Major Credit Cards, Cash, Check
Licensed, BBB Rating: A+
In Business Since 2017
2300 Palm Ave, San Mateo, CA,
i
Element Home Solutions

Element Home Solutions

(50)
Rodent Proofing, Vapor & Radiant Barriers, Insulation Services
“Insulation removal, clean-up and new insulation installation. Just like their yelp reviews, Element does fantastic work. Very professional, communicative, on-time, and protective of your house. Very happy with the clean-up work of the attic and in...”
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
In Business Since 2019
Free Initial Consultation
6114 La Salle Ave # 310, Oakland CA
i
JJ Heating and Air Conditioning Co

JJ Heating and Air Conditioning Co

(48)
  • Information
  • Furnace
  • HOA
“The technician was very knowledgeable as well as friendly and ensured to troubleshoot the issue step by step. He was respectful and ensured the place was was very clean while and after the visit . I highly recommend them. Positive Responsiveness, Pun...”
Coupons & Offers
Emergency Services
Licensed
In Business Since 2020
5673 W Las Positas Blvd Suite 203, Pleasanton, CA
i
Bay Area Climate Control

Bay Area Climate Control

(48)
  • Tech
  • Maintenance
  • Project
“Ryan is a great guy, he is super professional and extremely knowledgeable about everything HVAC. He spent a lot of time with us going over our project and was able to make some great recommendations for our renovation. He helped our contractor to fig...”
Coupons & Offers
Licensed, BBB Accredited
In Business Since 2010
Free Initial Consultation
1930 W Winton Ave # 4, Hayward, CA
i
Heating and Air Experts

Heating and Air Experts

(50)
Air Duct Cleaning, Cooling, Heating
“Very quick to respond - professional and friendly. They explained what needed to be done clearly. We are very happy with the service and will definitely use these guys again.”
Emergency Services
In Business Since 2023
4991 Seneca Park Loop, Fremont, CA
i
Ariston Heating and Cooling

Ariston Heating and Cooling

(48)
  • Projects
  • Ducts
  • Gas
“Alekos and his crew are phenomenal. Detail-oriented, knowledgeable, friendly, and just down right amazing. Alekos and his crew discovered faulty dicting at our house which was making some of our family members sick. They showed us the issues and repa...”
Family Business
Offers Financing Options
Licensed, BBB Accredited
In Business Since 2015
Serving Castro Valley Area
i
Christy Plumbing

Christy Plumbing

(5)
And Bath and Kitchen Remodels, And Sewage Piping For Old or New Lines
“Christy plumbing provides professional and efficient service. They were on time and very helpful. I would highly recommend them to others.”
Free Initial Consultation
Family Business
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Serving Castro Valley Area
i
Superior Mechanical Services

Superior Mechanical Services

(49)
Boiler Installation & Repair, Commercial Services, Residential Services
“The team at Superior Mechanical has been easy to work with, has the latest technology, has great experience with eco-friendly residential systems and offered very competitive pricing. The team that came to the house was professional and did everythi...”
Coupons & Offers
Offers Financing Options
In Business Since 1946
347 Wright Brothers Ave, Livermore, CA
i
Chill Heating & Cooling

Chill Heating & Cooling

(49)
Refrigeration, Heating, Air Conditioning
“Chill was excellent! Kevin came out to repair our unit. He was on time and very professional. I would recommend them to anyone that needs help with their HVAC.”
Free Initial Consultation
Offers Financing Options
In Business Since 2021
23 Beta Ct suite f, San Ramon, CA
i
Jazz Heating

Jazz Heating

(47)
  • Thermostat
  • Reviews
  • Estimate
“Sammy was prompt, professional, kind, great with my dog, and generally wonderful to work with. Spent a lot of time working to diagnose my AC issue and attempt a fix before presenting a new unit option. Will definitely call upon him and Jazz in the fu...”
Emergency Services
EPA Certified
In Business Since 1997
Transparent Fees & Pricing
2158 Rheem Dr, Pleasanton, CA
i
Power Plumbing

Power Plumbing

(49)
Cracked Sewer Pipe Repair and Clean Out, Toilet Installation & Repair, Water Heating & Cooling
“Amazing customer service! I am so impressed. Excellent pricing, and fast response time. I am saving this plumber in my phone, as my "go to person." Very happy customer here! Positive Responsiveness, Quality, Professionalism Services Water heater repa...”
Family Business
Free Initial Consultation
In Business Since 2009
123, Union City, CA
i
Same Day Air Conditioning & Heating

Same Day Air Conditioning & Heating

(46)
Heating Furnace Service Repair Hayward, Air Conditioning Services
“The tech came out the very next day. He had all the parts needed to fix our furnace. I am so happy to not have to hear my husband complaint about the house being to cold.”
Emergency Services
Accepts All Major Credit Cards
In Business Since 2014
3334 Arden Rd, Hayward, CA
i
Fuse Hvac

Fuse Hvac

(50)
  • Price
  • Estimate
  • Tesla
“Fuse services was very helpful from the start. They got me an estimate and a prompt date to start work. Dmytro was on time and very courteous and professional. He got my Tesla wall connector installed with my current home setup.”
Transparent Fees & Pricing
EPA Certified
In Business Since 2021
Coupons & Offers
735 Sandpiper Common, Livermore, CA
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HVAC, Heating & AC Services in Castro Valley, CA Cost Estimates

Minimum cost
$1896
Maximum cost
$11360
National Average
$5914
Avg Per Hour Rates
$157
$4060
$7838
Typical price range is based on 488 cost profiles
Click to copy
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Average Cost $5914
Minimum cost $1896
Maximum cost $11360
Avg Per Hour Rates $157

Typical range $4060 to $7838 is based on 488 cost profiles.

Why these companies made our list

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