Call 24/7 for emergency service

WE’re the talk of the town!

  • "Professional,friendly, and gave advice on how to maintain a/c unit."
  • "Knowledgeable technician, arrived on time, thorough job."
  • "My wife & I have been using Willis HVAC for 24 years since we purchased our Anderson Township home in 1990. We have had an annual service agreement f..."
  • "I wanted to drop you a line to let you know the kind of experiences I have been having with Willis One Hour, HVAC. We have a service contract with your company regarding doing routine on going service and maintenance..."
  • "Tech was on time, courteous and informative. He gave several options for solving our problem and explained each to our satisfaction. We had enough ..."
  • "I am a returning customer, Our technician did a great job at my previous home and I called again when I had a problem at my new home. We did not have to wait all day, which was very important. My technician was..."
  • "My technician has been our Willis serviceman for the past several years. He is very knowledgeable and advises us as to what he will be doing to maint..."
License Number: OH: OH47715 & KY: HM05781
Areas Served: Change service location
Serving the Greater Cincinnati area

Print Coupons & Special Offers

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$51 Off Any Repair Let Our HVAC Experts Get You Back to Normal Service fee may apply. Valid at participating locations. Limit one coupon per household. Coupon must be presented at time of purchase. Cannot be combined with any other offers or discounts. Some restrictions, taxes, fees and diagnostic charge may apply. EXPIRES 03/31/19
Get a New Furnace for Just $2.92/Day That's Less Than a Fancy Cup of Coffee "Valid at participating locations. Limit one coupon per household. Coupon must be presented at time of purchase. Cannot be combined with any other offers or discounts. Some restrictions, fees and taxes may apply. Not valid on previous purchases. Upon credit approval by RedBrick Financial Group, Inc. Example based on loan of $6,717.00, $88.66 per month, on a 10 year term at 9.95% APR. No down payment required. Regular account terms apply to nonpromotional purchases. For new accounts: Purchase APR is 10.95%. Existing cardholders should see their credit card agreement for applicable terms. Subject to credit approval." EXPIRES 03/31/19

HVAC Services

One Hour Air Conditioning and Heating is ready to take care of all your HVAC needs including installation, repair, replacement, and maintenance.

  • Air Conditioners
  • Air Handler
  • Boiler
  • Furnaces
  • Geothermal
  • Heat Pumps
  • IAQ & Ductwork
  • Thermostats
Learn More About Our Services

Protection Plans

Your home's heating and air conditioning systems keep you comfortable but you really only notice them when something goes wrong.

At One Hour Heating & Air Conditioning®, we know that every home owner and every home itself is different. As a service partner of Direct Energy®, we are proud to offer the Home ComfortCollection™, protection plans designed to fit your home's needs.

view protection plan details


It is the One Hour Heating & Air Conditioning® difference that keeps you, our customer, happy and satisfied -- and it's why we're regarded as one of the best HVAC companies in the country. We pride ourselves with our on-time guarantee, highly skilled professionals, clean and friendly HVAC technicians, and StraightForward Pricing®.

Learn about our difference

Children's Miracle Network HospitalsAs the first home services partner of Children's Miracle Network, One Hour Heating & Air Conditioning is working to help children in local hospitals. Just as we strive to provide comfort and service to our customers, we are excited to extend that goal toward patients served at children's hospitals in Cincinnati and beyond. Cincinnati Children's Hospital Medical Center is a part of the Children's Miracle Network, and we're thrilled to support the children and families treated by this hospital, right here in our own backyard.

Every dollar we raise, with your help, will go to support research and training, purchase equipment, and pay for the care of every child who needs treatment. More importantly, all money raised in the area will stay right here in the community and benefit the children at Cincinnati Children's Hospital. Call us to learn more!

HVAC Contractor in Cincinnati and Northern KY

Welcome to Willis One Hour Heating & Air Conditioning, your source for prompt, courteous, reliable heating and air service. Offering heating and air conditioning maintenance, installation, repairs, and everything in between, our goal is to address your HVAC needs in a timely, efficient, and cost-effective fashion.

Willis Heating & Air Conditioning has serviced Cincinnati and the surrounding area, and now, as Willis One Hour Heating & Air Conditioning, we are offering you the opportunity to schedule our exclusive Express Repair Appointments. You'll notice that we have added the guarantee, "Always on Time Or You Don't Pay a Dime." What does this mean to you? It means if we are late for your Express Repair Appointment, YOU DON'T PAY A DIME! Give us a call for details.

Serving Ohio in: Addyston, Amelia, Batavia, Bethel, Blanchester, California, Camp Dennison, Chilo, Cincinnati, Clarksville, Cleves, Cuba, Fairfield, Fayetteville, Felicity, Franklin, Georgetown, Goshen, Hamersville, Hamilton, Harrison, Hillsboro, Hooven, Kings Mills, Lebanon, Loveland, Lynchburg, Maineville, Marathon, Martinsville, Mason, Miamisburg, Miamitown, Middletown, Midland, Milford, Monroe, Morrow, Moscow, Mount Orab, Mount Saint Joseph, Mowrystown, New Richmond, North Bend, Okeana, Oregonia, Overpeck, Owensville, Oxford, Pleasant Plain, Ross, Sardinia, Seven Mile, Shandon, South Lebanon, Terrace Park, Trenton, West Chester, Williamsburg and Wilmington.

Serving Kentucky in: Bellevue, Burlington, Butler, California, Covington, Dayton, Erlanger, Falmouth, Florence, Fort Thomas, Ft. Mitchell, Hebron, Independence, Latonia, Melbourne, Morning View, Newport, Petersburg, Silver Grove, Union, Verona and Walton.

A family of home services:

Strong partnerships and a national support system.

Independently owned and operated.