Local AC Contractor, Local Furnace Contractor & Local HVAC CompanyBuffalo, NY, Eggertsville, NY, Amherst, NY, Snyder, NY, Williamsville, NY & Tonawanda, NY

5 Reasons to Choose O'Donnell's

WNY’s most experienced Heating and Cooling company, since 1961.
Accredited Better Business Bureau business.
Proper installation can dramatically affect how well your system delivers comfort and savings.
Choosing our company will help ensure that your system performs at Optimal Efficiency.
Factory Trained Award Winning Technicians & Factory Authorized Technicians

Awards & Accreditations

Don't take our word for it, check out our awards and accreditations from various reputable businesses. You can rest assured that when you choose O'Donnell's you choose nothing but the best.

5 Reasons Why Awards & Accreditations

Heating Company ∴ Cooling Company ∴ Tonawanda, NY ∴ Buffalo, NY ∴ Depew, NY

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By checking this box, I consent to receive marketing and promotional texts, calls, and emails from or on behalf of O'Donnell Heating & Air Conditioning, Inc. and its affiliates using an automated system or auto dialer for any purpose, including HVAC, plumbing, and electrical products and services. Consent is not a condition of purchase, and I can opt-out at any time. Opt-out at any by texting STOP. Text HELP for Help. Msg frequency varies, Msg & Data rates may apply Privacy Policy
By checking this box, I consent to receive marketing and promotional texts, calls, and emails from or on behalf of O'Donnell Heating & Air Conditioning, Inc. and its affiliates using an automated system or auto dialer for any purpose, including HVAC, plumbing, and electrical products and services. Consent is not a condition of purchase, and I can opt-out at any time. Opt-out at any by texting STOP. Text HELP for Help. Msg frequency varies, Msg & Data rates may apply Privacy Policy

Jim checked my old furnace. recommended replacing it. the new furnace is excellent. runs great. gas bills were good. I am thrilled with O'Donnell.

Charles

Answered all our questions. Cleaned up after themselves and very polite. I wouldn’t hesitate to hire them again and would recommend them to anyone.

Linda

Leave A Review Read Reviews

Jim checked my old furnace. recommended replacing it. the new furnace is excellent. runs great. gas bills were good. I am thrilled with O'Donnell.

Charles

Answered all our questions. Cleaned up after themselves and very polite. I wouldn’t hesitate to hire them again and would recommend them to anyone.

Linda

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