Wm. E. Donnelly Heating & Cooling is proud to offer superior HVAC service, installation, and repair services to Northeast OH and surrounding areas including Lakewood OH, Rocky River OH, Fairview Park OH, and others. We strive to provide fast, courteous service and to become your heating, ventilation and air conditioning company for years to come. We offer a full suite of services for residential and commercial customers and can service and repair all makes and models of heating and air conditioning equipment.

Whether you need help with a boiler, furnace, water heater, heat pump, AC unit or you are concerned about your indoor air quality we can give you the service and advice you need.

Have an emergency? No problem! We offer 24-Hour emergency service. You will receive prompt service, and we will have you back to normal in no time.

air conditioning
Residential Heating


Complete service for residential customers. Furnaces, boilers, heat pumps, air conditioning and more. Keep your systems running efficiently year-round.

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Commercial Cooling


Offering expertise with a wide-range of systems. Service, installation and maintenance of all commercial heating and cooling equipment.

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Indoor Air Quality


Indoor air pollution can be worse for you then outdoor pollution. Make sure you and your family is breathing clean, fresh air with an indoor air system.

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Water Heaters


You never know how much you rely on hot water until you don’t have any. Whether you have a gas hot water heater or electric we can have you back to normal in no time.

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Maintenance Plans


Keep your heating and cooling systems running their best with regular maintenance. We offer maintenance plans to fit every system and budget.

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Wm. E. Donnelly Heating & Cooling

Lakewood, OH 44107
(216) 521-7000
Rick and Steve were a pleasure to work with.
Susan Wendt
I like the benefits of your maintenance agreements and the technicians are friendly and knowledgeable.
Dean Presson
The furnace is perfect for this house! My front bedroom was never warm before and now it is!
Paul Muhlstadt
Response was terrific. Work began on time and within agreed timeframe. Thank you!
Ann Cummings