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D & M Heating and Air Conditioning

About Us

D & M Heating and Air Conditioning is a family-owned-and-operated contractor dedicated to top-notch heating and cooling services in DeMotte, IN, and nearby areas. Our highly skilled technicians specialize in heating repair, air conditioning repair, furnace repair, and duct repair, ensuring your comfort year-round. We pride ourselves on our commitment to excellence and customer satisfaction. Whether it’s routine maintenance or urgent repair needs, trust us to provide reliable and efficient solutions for your home. Experience unmatched comfort and service with D & M Heating and Air Conditioning. Contact us today!

Areas Served

DeMotte, IN | Roselawn, IN | Lowell, IN | Rensselaer, IN | Hebron, IN | Wheatfield, IN | Lake Village, IN | Morocco, IN | Newton County, IN | Jasper County, IN | Lake County, IN

Our Professional Associations

What We Offer

Our Specialties include:

Our Services include:

Our Brands include:

Our Products include:

Testimonials

On 10/24/2025 Monica Hale had this to say:
Polite, time efficient, and very thorough, and all around good people. Went beyond my expectations. Would highly recommend Testimonial written by Monica Hale on this site.

On 10/23/2025 Jennifer Gaza had this to say:
Great customer service, honest, professional 10 out of 10 would recommend

On 10/23/2025 Jennifer Gaza had this to say:
Great customer service, professional and honest .2nd time using your company and will always call for any heating and air conditioning issues Testimonial written by Jennifer Gaza on this site.

On 10/22/2025 Anonymous had this to say:
We had our first experience with Dan and D & M heating and we really liked him. He came In and sat down with us and explained what he did. He was thorough and respectful and very nice. We will continue to use their service. Testimonial submitted anonymously directly to this site.

On 10/19/2025 Susan Guthrie had this to say:
Dan , thank you so much for what you did to help us! It’s appreciated more than you know. I’m so thankful that my parents told us about you and gave us your number. I will always recommend you to others and you’ll be the first one we call for our HVAC needs.

Contact Us

D & M Heating and Air Conditioning
DeMotte, IN 46310
Phone: (219) 613-3688
Email: kaileygarcia.dm@gmail.com

Where To Find Us

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Payment Types Accepted

Personal Checks, Cash, MasterCard, Visa

Our Hours

24 Hour Emergency Service

Holiday Hours May Vary. Please Call For Details.

Monday: 9:00 AM - 5:00 PM
Tuesday: 9:00 AM - 5:00 PM
Wednesday: 9:00 AM - 5:00 PM
Thursday: 9:00 AM - 5:00 PM
Friday: 9:00 AM - 5:00 PM
Saturday: By Appointment Only
Sunday: By Appointment Only

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