As a family-owned HVAC business spanning four generations, we take pride in providing high-quality HVAC service, duct solutions, and indoor air quality solutions to homeowners and businesses near Chickasha and Duncan, Oklahoma. We employ skilled and experienced technicians, as well as a friendly and professional office staff, meaning you can always expect a great experience with us.

High-Quality & Reliable HVAC Service

When it comes to residential heating and air conditioning service and routine commercial maintenance, our technicians are your trusted local experts. They are known for their ability to handle a wide variety of calls and can solve any HVAC problem you send their way. Because we offer continuous training, our technicians are also highly knowledgeable about current best practices in the industry. It’s no wonder our team of technicians has built such strong rapport and trust with our customers.

Expert HVAC System Installation

Whether you need to design and build a robust HVAC system for your commercial property or simply want to hire us for plan and spec work, you can trust our construction and installation team to get the job done right. This team handles the bulk of our commercial HVAC work and can take any job from start to finish, advising you on the best system design and equipment options. They regularly receive praise and positive feedback for their high-quality work.

Friendly Office Personnel

We are proud to employ a talented office staff who consistently makes sure we are on track and providing the best possible service to our customers. When you call us for help regarding your residential or commercial HVAC system, you’ll speak with one our friendly and professional receptionists. Thanks to our office personnel, our customers always feel well taken care of.

Find out what the DeHart team can do for you. Contact us or call 405-224-0184 today to schedule an appointment!

What can our team do for you?

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What our customers are saying

We wanted to say 'thank you' for your great service! The new geothermal unit is working well and in fact is working better than our original ever did. We cannot express our appreciation enough. Thank you also for the extra time spent in completing paperwork for our OEC Rebate.

David and Kami Ratcliff
Take advantage of the savings when you bundle with Lennox this Holiday Season!

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