Your Neighborhood Heating and Cooling Experts
At Earnest Heat & Air, we're proud to be a part of the community in Northeast Oklahoma, providing reliable and efficient heating and cooling solutions to homes and businesses in the area. With over 40 years of experience, we've built a reputation for delivering top-notch service, quality products, and unparalleled customer care.
Our Mission
At Earnest Heat & Air, our mission is to provide quality service and installation at an affordable cost, with a total commitment to customer satisfaction. We pride ourselves on our passionate dedication to ensuring every customer's comfort, every step of the way.
Our Services
As a leading HVAC contractor in Northeast Oklahoma, we specialize in a wide range of services, including:
- Residential and commercial cooling and heating system sales, installation, and service
- Air conditioner and furnace repair on all makes and models
- Preventative maintenance programs
- Equipment replacements
- Geothermal systems
- Indoor air quality systems
- Complete duct system repair or replacement
- System control panels and thermostats
Why Choose Us?
As a Trane Comfort Specialist dealer, we offer the most efficient cooling and heating equipment on the market, designed to suit every home and budget. We understand that reliable and efficient comfort solutions are crucial for maintaining a comfortable indoor environment, which is why we work tirelessly to provide only the highest-quality products and services to every customer.
Our Products
At Earnest Heat & Air, we've partnered with some of the industry's most respected brands, including Trane and ClimateMaster, to provide our customers with the best heating and cooling solutions available. We offer a wide range of products, from air conditioners and furnaces to geothermal systems and indoor air quality solutions.
Why Choose ClimateMaster?
ClimateMaster is a leading manufacturer of geothermal heat pump systems, designed to provide efficient and reliable comfort to homes and businesses. With ClimateMaster, you can enjoy:
- Energy savings: ClimateMaster geothermal systems can reduce energy bills by up to 80% compared to traditional HVAC systems
- Reduced environmental impact: ClimateMaster systems are designed to reduce carbon emissions and environmental impact
- Long-lasting comfort: ClimateMaster systems can provide consistent comfort year-round, without compromising indoor air quality
Our Promise
At Earnest Heat & Air, we're committed to delivering exceptional service, unparalleled expertise, and unmatched customer satisfaction. We promise to always provide honest answers, personal service, and lasting results, ensuring the comfort and peace of mind you deserve.

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