About

Hartzell’s Heat & Air is your trusted HVAC specialist serving Kingfisher, Edmond, Guthrie, Fairview, Marshall, and nearby Oklahoma communities. With over 48 years of proven experience, we offer expert air conditioning repair, furnace maintenance, HVAC installations, refrigeration services, and innovative geothermal heat pump solutions. Known locally for our skilled technicians, transparent upfront pricing, and unmatched customer care, we keep homes and businesses comfortable year-round. Proudly serving Kingfisher County, Logan County, Major County, and surrounding areas, Hartzell’s Heat & Air is your premier choice for reliable, energy-efficient HVAC services across Central and Northwest Oklahoma.

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