
HVAC & Plumbing Services in Surprise, AZ
Valley-Wide Service | 7 Days A Week
Donley A/C & Plumbing has served homeowners and businesses in Surprise, AZ, and the rest of the Phoenix metro area since 1976. Our technicians and plumbers are available for new installations, including conversions, maintenance, and repairs, and respond seven days a week.
Our team can help you choose energy- and water-efficient solutions that will save you money while lowering your environmental impact. We can also help you keep that equipment in great condition over the years.


How Can We Help You?

Energy-Efficient HVAC Solutions
One of the easiest ways homeowners in Surprise can reduce their energy consumption is with a programmable or smart thermostat. The U.S. Department of Energy (DOE) estimates that the average home can lower its heating and cooling bills by as much as 10% by scheduling.
Increase or decrease your temperature setting while you’re asleep or away. Smart thermostats have Wi-Fi capability for remote access and control, and they can have a wide range of additional features, including:
- Geofencing
- Vacation mode
- Adaptive learning
- Energy monitoring
- Maintenance alerts

Comfort You Can Count On. Service You'll Want to Share.
We Do It Right, Guaranteed.
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“Thank you for the service and troubleshooting on our HVAC system today. It's refreshing to deal with an AC company that has qualified and honest techs like Juan B. - we will always request him in the future.”- Robin G.
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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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“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.
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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 recent freeze broke a pipe on my roof. The team at Donley Plumbing came out the following day and did a great job fixing the pipes on my older home. Josh was great to work with.”- Jason B.
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“Air conditioner installation went very well, guys were pleasant. Got the job done efficiently even on an extremely hot day. Very pleased with Donley. They do what they say and deliver a good product. We are happy that our home is finally cool.”- Kathy S.
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“Seth was very clear in explaining how he would fix our outdoor faucets, the reverse osmosis system and the cost to do so! Seth was on time and completed the work quickly and efficiently!”- Pat E.
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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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“We have used Donley Service for over 30 yrs. You will not find a better or more honest company. For our recent service, a big shout out to Daniel. Great work and so pleasant. Use Donley you will never regret it.”- Lindsey Y.
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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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“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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“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.
Why Choose Us?
Homeowners and businesses throughout Surprise and surrounding areas have trusted Donley A/C & Plumbing for over 49 years. You can count on our plumbers and heating and cooling technicians for professional advice and superior work. We offer maintenance agreements that offer our customers great value. Our company provides upfront pricing and financing on approved credit. We also back all our work with a workmanship guarantee and a 100% customer satisfaction guarantee.
Need HVAC and plumbing services in Surprise? Contact Donley A/C & Plumbing to schedule your service with us today.
