DND Technicians Are Ready!

It's now easier than ever to schedule your residential heating and air conditioning service. Learn more about how DND can help.

Servicing available in McKinney and the surrounding areas.

Learn more Request Service



What can we help you with?


Marcia M. Rhodes

Excellent service. I will definitely be using DND again. Reliable, prompt and reasonably priced. DND was the first of 5 other vendors we used to actually fix our problem and not just take our money. Thanks again for your service.

Aaron Forrest

David installed an ac unit in my house as well as my mom’s. DND did a fantastic job on the install but has done even more with the follow ups. I can highly highly recommend them if you need heating or ac work.

Chantal Togbey

David has been very nice and professional When our AC was not working. He does a great job every time we need help with our Heating and Air conditioning systems. He is always on time and does always know what is going!

Read more reviews


Heating, Air Conditioning and Attic Insulation

Look no further when searching for a reliable AC technician in Mckinney's air conditioning industry. We cover all AC repair services from new installs to AC system repairs. Located in the heart of McKinney, we have been trusted to deliver fast and knowledgeable service for over 15 years. Our factory trained AC repair experts take on installation, maintenance and repairs on all makes and models and are trained to handle technical emergencies on the latest models of equipment. Call DND Heating and Air Conditioning to find out more!

Learn more


Fill out the form below or give us a call at 972-234-2665 to schedule your service today!

Our DND Heating & Air Conditioning Best Service Guarantee

We believe our services to be the best in the city and we guarantee it with this standard.

Locally Owned & Operated

Owner, USMC Veteran David Stamper believes in servicing all  home air conditioning and heating systems with integrity.


We always prepare for dirty work through your home when working. 

Perfect Pricing

Upfront pricing with customer approvals.

Warranty On Services

One year parts and labor warranty, Two year labor warranty on new equipment, all registered equipment, 10 year parts warranty.

Customer Service Guarantee

The work we perform for your home air conditioning system is guaranteed to be up to your satisfaction.

Responsible AC Repair & Installation

Servicing the McKinney metro for over 15 years, DND Heating & Air Conditioning are fully insured and licensed with factory trained technicians.


At DND Heating & Air Conditioning, we strive to perform quality work for our customers and to work with their schedule to meet their needs, licensed and insured for you and your properties protection. Our over the phone technicians are factory trained and have more than ten years experience. While DND does charge a service fee, purchacing ac or heating repair services will waiver the fee. We ensure to ask questions to enhance our diagnostics and inspect all aspects of the systems involved. Once a system has been inspected, we offer repair vs. replacement options.

We are very proud of our work and our employees, so we always want to hear about customer feedback. In the event that we need to return, we always make it right with the customer, beginning with customer service and ending with customer service. McKinney trusted businesses guarantee their work, licensed and insured. Our new ac equipment installations come with a 10 year parts warranty that must be registered within 60 days! We help customers get the warranty filled out and filed with the manufacturers the day of the installation. Call for same day service and the best customer satisfaction experience you have ever had.

Need AC or heating services in McKinney? Dealing with a major air conditioning or heating problem at your home or office? Call DND Heating & Air Conditioning to get help from the professionals that care. 972-234-2665


Give us a call at 972-234-2665 to schedule your service today!

Residential AC Repair

Residential AC Maintenance

Residential AC Installation

Residential Heater Repair

Residential Heater Maintenance

Residential Heater Installation

AC Repair Coupons McKinney

First Time Customer Discount!

$50 Off for first time customers when AC or heating repair or installation is purchased for your home. Not available for commercial customers and not to be combined with other offers please call for details. 972-234-2665

View More Offers