Get matched with top central a/c installers in Ozark, MO

"Outstanding work and price"

"They are good guys."

"Came out on a Sunday and still didnâ t charge an arm and a leg. It was a simple fix so we were only charged for a service call."

"You don't need to shop around. This company is tops."

"Callahan Heating and Cooling have been to our house many times providing maintenance to both our air conditioner, heater and cleaning our dryer vent. They are always extremely professional and thorough with each visit. They have gained a customer for life!"

"Excellent service from the start. Courteous, considerate, professional and knowledgeable team of 4 guys. They took time to explain several of my questions during the project."

"Vince was great to work with! Professional, thorough and responsive. Appreciate his help. Highly recommend! "

"Great service, good price, great system, and great installation experience."

When homeowners want a reliable heating or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning of Springfield. We are the premier HVAC service provider in the Springfield, Nixa, Ozark, Republic, Rogersville, Willard, Walnut Grove, Fair Grove, Ash Grove, Billings, Clever, Sparta, Highlandville, Strafford, Battlefield, Turners, and Brookline for a simple reason: we actually care about your comfort and time.\n\nAt One Hour, we respect you, we respect your time, and, most importantly, we respect the trust that you put in us to keep your home comfortable. It’s why we back all of our work with a 100% customer satisfaction guarantee for two years, and it’s why we’re always on time—guaranteed.

"Terrible, the quality of the job done is not what he promised me."