Serving Pacheco, Walnut Creek, Concord, Pleasant Hill, Lafayette, Martinez, Benicia, Danville, Brentwood, and surrounding Contra Costa County communities.
Heating and Air Conditioning Services in Pacheco, CA
At Connolly Heating and Air Conditioning, we provide reliable HVAC services for homeowners and businesses throughout Pacheco and the surrounding Contra Costa County communities. As a family-owned HVAC company established in 1992, we have built our reputation on honesty, integrity, quality workmanship, and long-term customer relationships.
Whether you need a new air conditioning system, furnace replacement, heat pump installation, HVAC repair, water heater service, or preventative maintenance, our experienced technicians are committed to delivering dependable comfort solutions tailored to your needs.
We proudly serve Pacheco, Walnut Creek, Concord, Pleasant Hill, Lafayette, Martinez, Benicia, Danville, Brentwood, and nearby communities.
Call (925) 281-3462 today to schedule HVAC installation, repair, maintenance, or request a free estimate.
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Licensed & Insured HVAC Contractor
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Family-Owned Since 1992
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Free Estimates Available
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Financing Options Available
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We Service All Makes and Brands
Hear From Our Happy Customers
We love hearing from our customers! If you've had us work on your HVAC system, we would love to hear from you too.
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“We have had a maintenance program with Connolly for several years. Chris goes above and beyond in all that he does to provide the best experience possible for his customers.”- Dianne B.
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“Everyone was helpful, knowledgeable and professional. Would definitely use again and recommend.”- Beth K.
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“Brian was extremely professional, thorough, and spent time discussing options with us to replace our HVAC and water heater.”- Doug & Vicki H.
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“All of the Connolly staff are top notch and get the job done!”- Jessica L.
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“We are very happy with Chris’ work ethic, professionalism and friendly manner.”- Barbara L.
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“There was no high pressure sales, only options for me to choose from. They quoted me a two-day installation but it was completed in just one-day. I appreciate a company that underpromises but over delivers.”- Tim F.
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“Everyone I spoke with from the woman who was on the phone to the technician Chris was friendly and professional.”- Kat R.
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“The next day, technician Russ showed up and repaired my A/C within 30 minutes. A/C is working great. I highly recommend Connolly Heating and Air Conditioning.”- Rosalind B.
Family-Owned HVAC Company Serving Pacheco Since 1992
For more than three decades, Connolly Heating and Air Conditioning has helped homeowners and businesses throughout Contra Costa County stay comfortable year-round. Our team specializes in HVAC installation, HVAC repair, heat pumps, air conditioning systems, gas furnaces, water heaters, ductwork, and preventative maintenance.
What sets us apart is our commitment to honesty, integrity, and customer satisfaction. We believe in providing straightforward recommendations, quality workmanship, and dependable service that our customers can trust.
We're Not Comfortable Until You Are
We provide quality HVAC services along with regular discounts and maintenance plans. Call Connolly Heating & Air Conditioning today for comfort you can count on.
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Special Offers Priceless HVAC service that you can afford!Beat the heat or stay cozy warm without breaking the bank. Check out our coupons and make every breath at home a refreshing and budget-friendly experience. -
The Connolly Blog Hear from industry experts with decades of experience!View our blog to learn about our tricks of the trade! We've gathered the best tips to share with you to help you keep your home comfortable, no matter the season.
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Maintenance Plans Peace of mind with year-round protection!
Keep your HVAC system protected with one of our maintenance plans! You'll score some exclusive savings and have the comfort of knowing that your HVAC systems are running smoothly.
