Sullivan Heating & Cooling
HVAC contractor in Depew, NY.
In Sullivan Heating & Cooling's own words
Because Sullivan Heating & Cooling is family owned and operated, we uphold a commitment to old-fashioned values. We have built our reputation on honesty, trust and hard work to deliver quality products and services. Our goal is to earn your satisfaction through prompt action and honest practices. When you trust your heating and cooling needs to our company we can help you achieve your goals of comfort, reliability and cost-savings. We provide service for all makes and models of furnaces, air conditioners and boilers in the Buffalo WNY Area. Our repairs and installations of home heating, air conditioning and indoor air quality products always come with a 100% satisfaction guarantee.
- Trade
- HVAC contractor
- Business address
- 3486 Walden Ave, Depew, NY 14043
- Telephone
- (716) 608-8139
- Website
- buffaloheating.com
- Hours
-
- MondayOpen 24 Hours
- TuesdayOpen 24 Hours
- WednesdayOpen 24 Hours
- ThursdayOpen 24 Hours
- FridayOpen 24 Hours
- SaturdayOpen 24 Hours
- SundayOpen 24 Hours
From the business's Google listing, checked Oct 2026
- Register
- NY register
Recorded as supplied and as found in public sources. This register makes no credential or quality claim about any business; check license status with the state board.
Google Reviews
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Excellent and expedient work.
Larry S.
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Tech arrived on the same day I called asking for help. Immediately assessed the problem & repaired, tested & confirmed resolution within less than an hour.
David M.
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Great service, friendly, fast service. Would highly recommend
Jamie C.
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Always excellent service with friendly staff. HVAC system has been great since they installed it. Glad to have them perform routine check-up and maintenance.
Eric H.
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Very friendly and helpful! Maria did a great job inspecting and explaining my system!
Ken G.
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Maria was very thorough and quickly identified the issue with our AC. The quote was reasonable, and I’m very glad we found Sullivan to help extend the life of our system. Thank you for the excellent service!
Richard L.
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I scheduled a heating and cooling checkup/cleaning … Maria was excellent .. prompt , curious and clear about my system.. thank you Sullivan
Marylou C.
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Maria is always pleasant and knowledgeable in her field, we always ask for her as our texhnician-she is the bomb!!!
Rene P.
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Have been a customer for a number of years with Sullivans heating and cooling and all systems working great ! I am on the 2 year maintenance program which works for me.
Braden G.
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Fast friendly service, very fair prices. My new go-to for all things heating and cooling!
Domenic S.
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Maria the tech, was helpful, educational on explaining some technical issues we had and overall professional.
scott S.
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The best experience ever. Very knowledgeable and dependable. Will definitely use over and over again
Christine D.
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Once again excellent service👍💯 my technician Maria is awesome. Highly would recommend Sullivan heating
lance S.
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Very professional! Tried their best to get the thing working but alas she was dead! We will be replacing our unit and choosing Sullivan!
Lisa P.
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Great working with them
Sharon B.
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Very happy with the service
Jim S.
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Sullivan Heating & Cooling were pleasant and professional, very efficient and effective, and a breath of fresh air from companies looking only to replace as opposed to repair systems.
Jaimee R.
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Always very pleasant and efficient.
BrendaWNY
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Maria did a great job to resolve the problem!
MaryAnn L.
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terrific person and tech. repair was outstanding and very professional.
robert B.
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So happy! My AC stopped working and they came out the same day to fix it.
Stacey J.
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Very professional and hard working. The original meeting to put together quotes was very good. They offered up very good options for me to consider and was not pushy. Was very easy to get questions asked and answered prior to committing to overall project. Installers were hard workers and due to complexity of project; 2 furnaces and new duct work; job was estimated to take 5 days. They were able to finish it in 4 days. After each day of work, they had the house totally cleaned up and nothing left lying around. Could not be happier with the outcome. Job well done!
Chip M.
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Great service!! Jerry Jr. was kind, respectful, took time to explain everything we were very happy with the outcome.
Michael B.
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Sullivan Heating and Cooling is prompt, reliable and knowledge. I highly recommend them!
Barbara P.
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I can’t say enough of Sullivan’s. They are dependable, honest, trustworthy and kind. They always go above and beyond to make me feel comfortable in my home and leave me with the knowledge I need to take care of my HVAC units successfully in between.
Jennifer M.
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Very highly professional company would strongly recommend
James U.
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Jerry came out, assessed my a/c unit and gave me some options to consider. He was very friendly and very patient with all my questions.
David N.
About Sullivan Heating & Cooling
Sullivan Heating & Cooling services
The company specializes in the repair and installation of residential heating and cooling equipment. It describes its capabilities as including work on all makes and models of boilers, furnaces, and air conditioning units. It also names indoor air quality products and heat pump tune-ups as part of its service list. As a Lennox dealer, the company says it offers a wide variety of products for home comfort.
Beyond standard repairs, the business provides HVAC installation, yearly performance tune-ups, and maintenance programs. It also mentions that financing is available for its services. The company says it provides a 100% satisfaction guarantee and offers a labor warranty on its work.
Depew reliability
With a 4.9 rating from 638 reviews, the business maintains a consistent service record. Reviewers frequently mention prompt responses, technical knowledge, and helpfulness during inspections. The company operates 24 hours a day, seven days a week, to provide emergency assistance.
In Depew, utility gas accounts for 94% of home heating according to the American Community Survey. NOAA normals for the area indicate a mean temperature of 46.8 degrees F.
HVAC capabilities and coverage
The company offers specialized support for air conditioning systems and heating equipment throughout the Buffalo WNY area. It provides professional inspections to extend the life of existing units and performs routine maintenance to ensure reliability.
Sullivan Heating & Cooling provides 24/7 emergency service.
Services, brands and warranty details come from the company's own website. Ratings, hours and reviews come from Google. Town figures come from the US Census and NOAA.
More HVAC contractors in Depew
About Depew
| Population | 14,801 (2025) |
|---|---|
| County | Erie County |
| Average yearly snowfall | 124.1 inches |
| Heating degree days | 7,029 |
| Most common heating fuel | Utility gas |
Sources: U.S. Census Bureau. NOAA U.S. Climate Normals 1991-2020.