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Our Reviews

See What Your Neighbors Are Saying

Donnelly's Cooling, Heating & Plumbing proudly serves clients across the Greater Philadelphia area, including Montgomery County and Lansdale. Our commitment to delivering exceptional service is evident in the glowing reviews we receive from our valued customers.

Our team is dedicated to providing the highest level of expertise and customer care. The positive feedback and testimonials we receive highlight our dedication to excellence in every job we undertake. Whether it's routine maintenance, emergency repairs, or new installations, we strive to exceed your expectations.

The whole Donnelly experience was excellent from start to finish. Heater died Monday morning... new one installed and working by Tuesday evening. Every step of the process the people were professional and pleasant to work with. They are my go to for HVAC!!!

Ben C.

The Donnelly’s team was great to work with; courteous, professional and experts in the task. Their technician, Michael, was dispatched soon after my frantic call regarding a plumbing issue. The job site technician, Mikeal Burrier, was top notch and most knowledgeable/qualified. Most importantly, everything was thoroughly explained as well as possible options discussed. Donnelly's definitely has the homeowner's interest at heart. I am definitely a satisfied customer.

Valli M.

The service from Donnelly is great. Technicians are always on time, courteous and explain the issues so I can understand what is needed. They never push service that is not needed and I find the price to be very reasonable and competitive. Very happy with them which is why I continue to use this company.

Debi A.

Our oil furnace died on one of the coldest nights of the year. I knew I wanted to explore alternate heating options that would be more efficient and environmentally conscious for a replacement. Joe Albert of Donnelly was recommended by a close friend, and I couldn’t be happier with his attention to detail and flexibility. He was prompt and responsive (on a Saturday!!!) and answered all of my questions. After putting together a couple of quotes for comparison, we decided on a heat pump system. Joe walked us through the financing and had us scheduled for installation on Monday. I am happy to say that within 48 hours of contacting Joe, our house is warm again! Thanks, Joe!

Kelly H.

Rachel, a technician from Donnelly’s did our annual furnace inspection today. She was very professional, thorough and friendly. She even took the time to explain the operation of the furnace, which was quite interesting. We replaced our old HVAC system in the spring and are very happy we chose Donnelly’s.

Patrick M.

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What To Expect

Discover the Donnelly’s Difference

​Professional Services​

​We show up on time, keep things clean, and listen to what you need. We treat you and your home with the respect it deserves.

Service for All Brands

​We can work on all makes and models of HVAC and plumbing equipment.​

Trustworthy

​You can count on us to be honest and always do what we say. We communicate clearly, provide our guarantees & warranties in writing, and ensure you understand everything we're doing in your home.​

Experienced Technicians​​

We excel at solving problems with years of experience behind us. We look at today's challenges and future needs to create the best customized solutions.​

Licensed & Insured

​Our technicians are licensed, insured, and background-checked for your peace of mind.​

​Professional Services​

​We show up on time, keep things clean, and listen to what you need. We treat you and your home with the respect it deserves.

Service for All Brands

​We can work on all makes and models of HVAC and plumbing equipment.​

Trustworthy

​You can count on us to be honest and always do what we say. We communicate clearly, provide our guarantees & warranties in writing, and ensure you understand everything we're doing in your home.​

Experienced Technicians​​

We excel at solving problems with years of experience behind us. We look at today's challenges and future needs to create the best customized solutions.​

Licensed & Insured

​Our technicians are licensed, insured, and background-checked for your peace of mind.​