
HVAC & Plumbing Services in Scottsdale, AZ
Valley-Wide Service | 7 Days A Week
For over 49 years, Donley A/C & Plumbing has provided quality home services to Scottsdale, AZ, residents. We pride ourselves on our highly trained technicians and commitment to excellent customer service. Whether you need HVAC or plumbing services, our reliable team will provide expert solutions with honesty and integrity.
Avoid the headache of leaky pipes or broken HVAC units. Call Donley A/C & Plumbing to schedule plumbing or HVAC services in Scottsdale.


How Can We Help You?

Comprehensive HVAC Services
Every Scottsdale resident understands the importance of keeping their home comfortable. From scorching hot summer days to chilly winter nights, your HVAC system is essential to your home. Donley A/C & Plumbing provides reliable HVAC services with a 100% customer satisfaction guarantee.
Our highly trained technicians service and install central air conditioners, heat pumps, ductless mini-splits, and furnaces.
Air Conditioning Services
With summer temperatures reaching over 100 degrees, your air conditioner works hard to keep your home cool. The strain this causes can lead to a system breakdown when you need it most. Donley A/C & Plumbing provides air conditioning services in Scottsdale, including:
- AC repair: We perform quick, accurate repairs for long-lasting reliability.
- AC maintenance: Book an annual tune-up to maximize comfort and reduce energy costs.
- AC replacement and installation: Our team can install or replace your air conditioner with a new, energy-efficient model.

Comfort You Can Count On. Service You'll Want to Share.
We Do It Right, Guaranteed.
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“Isidro was fantastic. Evaluated the problem, gave an estimate and the job was completely in a timely manner. He was very polite and verified which type of valve we wanted before installation. We will call Donley for any future services needed.”- Margie S.
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“Seth was so helpful. He listened to my concerns and replaced my disposal with 30-40 minutes. We have been using Donley for years and will continue to be lifelong customers.”- Virginia H.
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“We contacted Donnelly for on after hours emergency plumbing issue. Eric was a true professional! He was thorough and explained his findings in layman’s terms putting our minds at ease.”- Kathy G.
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“Jose was very professional and friendly. He discussed what he would do, and when the job was done, he went over his findings and asked if there was anything else he could do for us.”- Kevin P.
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“- Dennis C.
The whole crew did an excellent job. They were very prompt, the install was clean and obviously effective as the house immediately began to cool. Derrick managed the process very well and kept me updated on the progress.
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“Donley is the best! Came out after hours on a Friday to fix our AC. Milad was very knowledgeable and was able to make the necessary repairs quickly.”- Erin R.
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“Josh Jimenez is about the best plumber we've ever had, and we have lived in a lot of homes. He is a great listener, thinker and doer. He solved our concerns quickly and with follow through.”- Katherine W.
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“We had a cranky toilet that needed repair; Walt tried to fix it with four different mechanisms and then recommended replacement. He completed the job quickly and neatly; very professional and knowledgeable. Highly recommend!”- Christine S.
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“I can't say enough about the amazing professionalism and help that I received when my AC unit needed to be replaced. Everyone was kind and took the time to answer many questions. They were honest, punctual, and knowledgeable.”- Linda W.
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“We are so happy with Donley and the new AC they just installed. Chris and his team were so quick, thorough and courteous. Chris took the time to help us get the new thermostat registered online and working. He was extremely patient!”- Linda G.
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“I have been with Donley for over 25 years. They offer professional services from the office staff to the technicians. Their prices are more than fair. They are trustworthy and honest. Wonderful people to work with.”- Sharon F.
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“The technician who responded to my inquiry, Sean, was extremely personable and professional. He was timely in his arrival and honest. He explained all the work that needed to be done.”- Arthur G.
