Thermostat Services

Stillwater, OK

24/7 Services 

Free Estimates 

1-Year Workmanship Warranty

Dependable Thermostat Services for Your Home

Your thermostat controls your home's heating and cooling system. When it stops working correctly, your comfort and energy bills can suffer. At Okie HVAC Systems, we provide thermostat installation, repair, and upgrades to keep your Stillwater home comfortable all year long.


As a locally owned and operated company since 2022, we've built our reputation on dependable service and fair pricing. We're proud members of the Stillwater Chamber of Commerce and the North Central Oklahoma Builders Association, and we've been recognized as The Best of Stillwater 2024/2025 and America's Best of 2025. Need a simple repair or a complete smart thermostat upgrade?
Contact us today.

Okie HVAC Systems

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Why Choose Us

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24/7 Services

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Free Estimates

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1-Year Workmanship Warranty

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Competitive Pricing

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Licensed Plumbers

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Locally Owned and Operated

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Smart Thermostat Installation

Upgrading to a smart thermostat changes how you control your home's climate and can lower your energy bills. Our licensed technicians install all major brands of smart thermostats, including Nest, Ecobee, Honeywell, and more. These devices let you control your heating and cooling from anywhere using your smartphone, learn your schedule to maximize comfort, and provide detailed energy reports that help you make smart decisions. We'll look at your current HVAC system, recommend the best smart thermostat for your home, and complete the installation correctly. Our team has over 5 years of individual experience, so your new thermostat will work smoothly with your existing system. We'll explain all the features and settings so you feel comfortable using your new device right away.

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Thermostat Repair

When your thermostat breaks down, you might notice uneven temperatures, higher energy bills, or a complete system failure. Our technicians find and fix all thermostat problems quickly. Common issues we repair include blank displays, wrong temperature readings, unresponsive controls, short cycling, and wiring problems. We know that thermostat issues can happen anytime, so we offer emergency services when you need them most. Our straightforward approach means you only have to call us once to get the job done right. We provide free estimates within 24 hours after visiting your property, and all our work comes with a 1-year workmanship warranty. With Contractor License #00159569, you can trust that repairs meet all local codes and standards. Our competitive pricing means you get quality service at a fair price.

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Here's what our satisfied customers are saying...

At Okie HVAC Systems, we take pride in providing exceptional HVAC services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Okie HVAC Systems and let others know what you think.