Residential Heating & CoolingRESIDENTIAL HEATING & COOLING

No other single system in your home plays a larger role in your comfort or how much your utility bill will be than your HVAC system. At Wm. E. Donnelly Heating & Cooling, our goal is to help you create and maintain a healthy and comfortable indoor environment and to keep your cooling and heating systems running efficiently year-round.

The Perfect Temperature all Year Long

Residential cooling and heating service, repairs and installation that fit you and your budget.

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Today’s high-efficiency HVAC systems deliver healthy and comfortable indoor air while keeping utility costs low. We specialize in the installation of a wide variety of equipment including high-efficiency furnaces, air conditioners, boilers and heat pumps. The systems we install are state-of-the-art and designed to suit your particular needs, budget, and property. The brands we install include:

Bryant Home and Commercial heating and cooling
Trane Heating and Cooling


In addition to new system sales and installation we offer service and repair for your existing heating and cooling system. If your heating, air conditioning, or heat pump needs repair, our friendly and highly skilled technicians are on stand-by, available 24-hours a day, seven days a week, for when the unexpected happens. We offer fast, friendly service for all makes and models of HVAC equipment. If you are happy with your existing system and want to learn how to keep it running efficiently, check out our Maintenance Agreements.

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