Your Family's Comfort
Is Our #1 Priority
Dayton's #1 Leading and Most Trusted HVAC Contractor
Detmer and Sons, Inc. is a leading Heating, Geothermal and Air Conditioning contractor in the Dayton and Springfield, OH area. We have been serving our valued customers for three generations.
Our goal is to give our customers the confidence and peace of mind that Detmer and Sons is the right company for them. We constantly educate and train all Detmer and Sons employees on the skills needed to provide our customers with the most professional, personal, ethical and timely services in the industry.
Embrace the power of pink this October for Breast Cancer Awareness Month! Detmer and Sons is committed to help in the fight against breast cancer and works to spread hope, strength, and love to all those affected.
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Check out our seasonal money-saving offers and and save money on your heating and cooling needs.
Why Choose Detmer and Sons
Our Vision Statement
To be clearly recognized as the leading professionals in residential and commercial HVAC sales and service in the Greater Dayton area.
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Our Mission Statement
To provide comfort and professionalism in every customer experience with excellent HVAC products and unparalleled service.
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Our Company Values
Our company values include integrity, commitment, teamwork, and community involvement. We believe in aligning our words with our actions, building on our accomplishments each and every day, and embracing personal responsibility in the workplace.
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Our Highly Qualified Team
Our team of hvac professionals have hundreds of years of combined experience in the industry and know what it takes to satisfy all customers.
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The Quality You Expect
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Years In The Heating & Cooling Business
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Certified Technicians In The Field
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Highly Satisfied Customers
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Articles From Detmer and Sons
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Detmer & Sons is backed by Google's Guarantee. Any job you book with us is guaranteed, or your money back.
Customer Testimonials
I don’t call or use anyone else!!!
Detmer & Sons always manage to work me in, no matter the time or problem. They are completely honest and their technicians are polite and knowledgeable. I have used Detmer & Sons for probably 20 years. I don't call or use anyone else!!!
D.W.
I have had the greatest experience with Detmer & Sons
I have had the greatest experience with Detmer & Sons for the 20 plus years I’ve been doing business with them! They are awesome.
M.H.
Great service after hours
Great service after hours from a really nice technician! The office manager also called me back to let me know she was lining everything up.........made me feel like they really cared! Highly recommended to all! Old fashioned customer service!
C.D.
Great efficient service.
Great efficient service. Have always been on time. Very courteous technician.
K.R.
Always great customer service
Always great customer service, flexible scheduling and professional approach.
T.K.
I will go to Detmer and Sons first for my equipment needs.
Had several issues with the heating equipment and the service people have been kind, courteous, helpful in correcting the problems. I would recommend them for your heating and cooling needs. I will go to them first for my equipment needs. Please, give them a try. A Satisfied Customer!!
W.W.
We would recommend Detmer and Sons to everyone!
Jonah did a great job! He was professional, timely, neat, knew what to look for and explained everything! We would recommend Detmer and Sons to everyone!
B.O.
Can’t thank you enough for your fast efficient service!
Can’t thank you enough for your fast efficient service! Everyone I spoke to was extremely helpful and went above and beyond to help my family!
S.M.
They do a great job.
We have been having our furnace and air conditioner. Serviced by Detmer and Sons for years. They do a great job. Always on time. Friendly and they answer our questions.
R.W.
Gold star from us!
We had a total A/C failure at 5:30 on Labor Day. By 8:15 Keith had replaced the burned out parts and we were up and running. This on a 18 year old Lennox unit. I am impressed that anyone was available, let alone had the parts on his truck! Gold star from us!
M.G.
The folks from Detmer are always friendly and courteous.
Eric and his co-worker were very prompt and professional during the service call. The folks from Detmer are always friendly and courteous. I always recommend Detmer and Son to family and friends needing heating and air service.
R.A.

At Detmer and Sons, our goal is to give our customers the confidence and peace of mind that Detmer and Sons is the right company for them. We constantly educate and train all Detmer and Sons employees on the skills needed to provide our customers with the most professional, personal, ethical and timely services in the industry.
Dayton: 937-879-2373
Springfield: 937-325-7396
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