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Indoor Air Quality

We’ve been in business over 22 years, making us one of the DeKalb area’s oldest and most experienced Heating, Air Conditioning, and Duct Cleaning companies. We have installed over 1500 heating and cooling systems and serviced thousands more.
Our technicians are certified and trained professionals. Our staff is dedicated to continuing their education and bringing you the latest technology in the HVAC industry.
H.E.R.O. Heating is family owned and operated. Owner Glenn Nimerfroh was a founding member of the DeKalb HVAC Board of appeals and continues to serve on the board today to insure that DeKalb area residents receive the highest standard of service. His wife Cassie runs the office and is dedicated to providing you with professional and personal service.
H.E.R.O. Heating is proud to have won several awards for Exceptional performance in sales and service. Our job is to help you find ways to reduce your energy costs while providing top quality products and service.
Our Goal is 100% Customer Satisfaction
- Licensed – Bonded – Insured
- We Service All Makes And Models
- Residential and Light Commercial
- Honest And Fair Up-Front Pricing
- 24 Hour Emergency Service – 365 Days A Year
- We accept – Visa, Mastercard, Discover, Cash and Personal Checks
- Financing Available
We are here to help you understand and care for your home’s Heating and Cooling System.
Your Comfort and Safety are our Top Priority









H.E.R.O. Heating is dedication to it's community and we have been the proud sponsors of the Malta Days Festival, The Cortland Parade and The DeKalb Family Fun Festival and many other important community events.
H.E.R.O. Heating is a certified Armstrong Comfort Team Dealer - an honor that the manufacturer presents only to it's best clients that they feel represent the highest standard of quality and integrity.
H.E.R.O. Heating won the G.W. Berkheimer Meet The Challenge Award for 2007. This award was given to us from our Equipment Supplier for implementing new and innovative business practices.
Thank you for the professional installation of our new roof unit. Your installers were very courteous.
Financial Officer
Genoa V.F.W
Rance R
Thanks for a great job. Everything seems to working fine and we are truly enjoying the new comfortable heat throughout the house.
Thanks again,
Janice T
Your Promptness Amazes me.
Thank you,
Dewitt O.
I do appreciate your prompt service. I don't know what I would do without you.
Thank you so much,
Mildred M.
Thank you for putting my new Air Conditioner in. The cool air feels so good, You all are special people. You are so kind to everyone and I appreciate your service.
Thank you
Marilyn R.
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