A/C & heating maintenance

Regular maintenance and tune-ups can keep your system primed to handle heating and cooling challenges all year long. We provide energy saving services that clean, tune and adjust your system to run efficiently. Our certified technicians are trained to service all major HVAC makes and models, including:

  • American Standard
  • Bryant
  • Carrier
  • Lennox
  • Trane
  • Goodman
  • Amana
  • Rheem
  • Goettl

Why Do I Need to Maintain My System?

Without regular maintenance, your A/C & heating system is at a higher risk of breakdowns, poor performance, and a shorter lifespan overall. If you want your system to stay efficient and reliable for years to come, maintenance is the answer. The benefits of regular maintenance include:

Lower Utility Bills

Over 50% of your electric bill costs come from operating your A/C & heating system. Regular maintenance keeps your system running at peak efficiency, helping you save on monthly energy costs.

Avoid Costly Repairs

The number one cause of A/C & heating equipment failure is lack of routine maintenance. Our technicians can catch small problems before they become expensive breakdowns.

Maximize Equipment Lifespan

Regular maintenance of your A/C & heating system extends the life of your equipment. It’s the best way to protect the investment you made when you purchased your system.

AC & Heating - Maintenance | Donley

Home Maintenance Agreements

Donley Home Maintenance Agreements are the best way to ensure your system is always working at its best, and the perks don’t end there. Here are the benefits of signing up for a Donley Home Maintenance Agreement:

Scheduled Visits

Your agreement includes two planned 50-point maintenance inspections per year. We will contact you in the Spring and Fall to schedule times convenient for you.

First Priority

Home Maintenance Agreement customers are scheduled ahead of all other customers for emergency repairs.

Save 10% on Parts and Labor

You’ll save 10% on all air conditioning, heating, and plumbing service calls. As part of the Home Maintenance Agreement, we will extend the parts and labor warranty on repairs to one year.

We’re Available 7 Days a Week

Home Maintenance Agreement customers never pay overtime for service 7 days a week, including after hours, weekends, and holidays.

Discount Plumbing Service

As part of your Home Maintenance Agreement, you will also save 10% of all plumbing repairs, water heaters, water softeners, and drain cleanings.

Schedule Service

Expert & reliable service since 1976

Since 1976, Donley has remained committed to providing expert and reliable service. Our experienced technicians and plumbers receive over 120 hours of continuous training per year, and all our work is fully guaranteed. Every staff member undergoes a rigorous drug screening and background check before joining Donley or working with our valued customers.

As a local family-owned and operated company, we strive to give back and support the community. Our commitment to excellence is the reason why we’re two-time winners of the Better Business Bureau Ethics Award. It’s all part of what separates us from countless others in the industry.



Responsive and honest service



Our friendly staff will work with you to schedule a convenient appointment. The technician will call you when in route to introduce themselves, provide an ETA, and confirm the reason for the service call.


Honest & Upfront Pricing

All repair pricing is listed in the technician’s price book, ensuring no hidden fees or costs. We will work with you with financing options by request.


Swift Installation

Our expert technicians have the skill and experience necessary to complete repairs on the day of service. You won’t have to worry about a drawn out and complicated installation process.


Follow up

The technician will review all findings, data, and recommendations with you. Once the job is complete, we are available to answer any questions or concerns.

Reliable & Expert Service | Donley Reliable & Expert Service | Donley Reliable & Expert Service | Donley Reliable & Expert Service | Donley Reliable & Expert Service | Donley
Valley-Wide Service | Donley

Valley-Wide Service, 7 days a week

We serve the entire valley with technicians available 7 days a week. Even when problems arise on weekends or after hours, our professionals are only one call away. We proudly serve the following cities:

  • Ahwatukee
  • Anthem
  • Carefree
  • Cave Creek
  • Chandler
  • Fountain Hills
  • Gilbert
  • Glendale
  • Goodyear
  • Mesa
  • Peoria
  • Phoenix
  • Queen Creek
  • Scottsdale
  • Sun City
  • Surprise
  • Tempe
  • Tolleson
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