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Lenny's Heating & Air Conditioning - Armstrong Dealer

"When You Buy Quality You Only Cry Once"

About Us

At Lenny’s Heating & Air Conditioning, our mission has always been simple: to keep families comfortable year-round with reliable service and top-quality products. Since opening our doors in 1994, we’ve proudly served Reedsburg, Baraboo, Mauston, Wisconsin Dells, and surrounding communities with honesty, integrity, and unmatched expertise.

With over 35 years of hands-on experience, we specialize in the installation and repair of heating and cooling systems that stand the test of time. As one of the only Armstrong dealers in the area, we offer premium Armstrong products—renowned for their durability, energy efficiency, and advanced stainless steel heat exchangers. These features aren’t just upgrades; they’re what set us apart from the rest and ensure your home stays comfortable for years to come.

At Lenny’s, we believe in doing things right the first time. Whether you need a new system installed or a quick repair, you can count on our team for dependable service and personalized care. For all your heating and cooling needs, trust the experts who have been keeping Wisconsin homes cozy for decades—Lenny’s Heating & Air Conditioning, your local Armstrong dealer.

Areas Served

Our Certifications

Certified in Heating and Cooling
Certified Welder
Armstrong Dealer

What We Offer

Our Specialties include:

At Lenny’s Heating & Air Conditioning, we’ve been keeping homes comfortable for over 40 years with expert installation and repair of heating and cooling systems. As one of the only Armstrong dealers in the area, we proudly offer top-of-the-line Armstrong products—known for their durability, efficiency, and advanced stainless steel heat exchangers. These premium features set us apart from the competition and ensure long-lasting performance you can trust. When you choose Lenny’s, you’re choosing experience, quality, and the best in the business.

Our Services include:

HVAC Services: Offering expert heating and cooling solutions, we provide installation, maintenance, and repair services for residential and commercial clients
Radiant Heating (In-Floor): Enjoy comfortable warmth with our efficient in-floor radiant heating systems, designed to ensure even heat distribution in your space
Air Quality: Improve your indoor environment with our advanced air quality solutions. We offer installations and systems that promote healthier and fresher air
Boilers: From installation to repair, we handle all your boiler needs with precision, ensuring consistent heating and energy-efficient operation
Certified Pipe Welding: Our certified pipe welding services provide durable and reliable solutions for all your piping system requirements
24 Hour Service Available: Rely on us for prompt and professional 24/7 emergency HVAC services to keep your systems running smoothly around the clock

Our Brands include:

Armstrong Air Dealer

Testimonials

On 12/18/2025 Karl Beth had this to say:
Lenny and Will did a great job installing my new HVAC system.

On 10/22/2025 Raymond R had this to say:
Fast, informative and reasonably priced. What more could you ask for. Testimonial written by Raymond R on this site.

On 10/11/2025 Manny Sosa had this to say:
Our heater didnt start up. We have went a week without power! We got 2 kids at our home that were freezing for the past week because weve had no heat. Thank god for the call i made to lenny's and the young man who answered it! Will! You are anazing boss! And lenny's is the number one hvac place to call everyone! Will walked me through it on how to start my furnace back up play by play over the phone! This company will forever be number 1 with our home and our friends and family will know about this as well! Thanks again Lenny's and most of all Will! For all your help man! I rate lenny's a solid 100/100!

On 10/9/2025 lupe mendoza had this to say:
Got a visit from Will the same day I called to make an appointment. Very quick, kind and reliable service! Thank ya’ll so much!!!

On 10/9/2025 Chelsey Steele - VV had this to say:
Will, completed our yearly maintenance furnace and air conditioning cleaning at our office. He did a great job and he even vacuumed up after himself when he was done! We appreciate the great service! Thank you!

Contact Us

Lenny's Heating & Air Conditioning - Armstrong Dealer
S1758 Town Hall Rd. Reedsburg, WI 53959
Phone: (608) 963-3763

Where To Find Us

Our Hours

24 Hour Emergency Service

Holiday Hours May Vary. Please Call For Details.

Monday: 12:00 AM - 12:00 AM
Tuesday: 12:00 AM - 12:00 AM
Wednesday: 12:00 AM - 12:00 AM
Thursday: 12:00 AM - 12:00 AM
Friday: 12:00 AM - 12:00 AM
Saturday: 12:00 AM - 12:00 AM
Sunday: 12:00 AM - 12:00 AM

FAQ

Are you available for emergency HVAC repairs?

Yes! We offer 24-hour emergency service to ensure your heating and cooling systems stay up and running when you need them most.

What certifications does your team hold?

Our technicians are certified in heating and cooling, certified welders, and we are proud to be an Armstrong Dealer, ensuring high-quality products and service.

Can you help improve indoor air quality?

Absolutely. We provide air quality solutions such as advanced filtration systems and air purifiers to help create a healthier indoor environment for you and your family.