Nimmer Heating & Air Conditioning
About Nimmer Heating & Air Conditioning
Nimmer Heating & Air Conditioning is a family-owned company dedicated to helping southeastern Wisconsin homeowners enjoy safe, comfortable homes for over 30 years. They offer a wide range of HVAC services, including emergency heating and cooling repairs, maintenance, and installations. Their specialties include standard and high-efficiency boilers, heat pumps, and ductless mini splits. Nimmer Heating & Air Conditioning is known for its up-front flat-rate pricing, no-pressure approach, and online scheduling. They have been recognized as Milwaukee’s Top Choice HVAC Company in 2025 and hold an A+ rating with the BBB.
30 years in business
Services
AC Repair & Diagnostic
Same-day diagnostic and repair for air conditioning issues.
Starting at $100
New System Installation
Full HVAC system install with manufacturer warranty.
Starting at $150 / visit
Seasonal Tune-Up
Complete maintenance visit for spring and fall readiness.
$150
Location
Milwaukee, WI
Milwaukee, WI 53202
Typical Hvac Costs in Milwaukee
$200–$800
Costs vary based on project scope, materials, and complexity. Get a free quote from Nimmer Heating & Air Conditioning to compare pricing in Milwaukee.
Hours of Operation
Services Offered
AC Repair & Diagnostic
Same-day diagnostic and repair for air conditioning issues.
$100
starting at
New System Installation
Full HVAC system install with manufacturer warranty.
$150
starting at
Seasonal Tune-Up
Complete maintenance visit for spring and fall readiness.
$150
Reviews
4.7
6 reviews
6 reviews
David K.
From the first call to completion, everything was handled professionally. The team explained what they were doing and why. No surprise charges.
5 people found this helpful
Response from Nimmer Heating & Air Conditioning
Thank you David! Transparency is something we truly value and are glad it showed.
James T.
I have tried several providers and this one stands out. Knowledgeable staff, fair pricing, and they actually show up when they say they will. Five stars.
1 person found this helpful
Response from Nimmer Heating & Air Conditioning
We appreciate you choosing us and sharing your experience. That means a lot to the whole team!
Jennifer R.
Already recommended this business to three of my neighbors. Great value for the quality of service. They care about doing the job right, not just fast.
4 people found this helpful
Response from Nimmer Heating & Air Conditioning
Jennifer, that made our day! Referrals from happy customers mean everything to us.
Maria L.
Good experience overall. They were responsive and the work was done well. Minor scheduling hiccup but they communicated proactively about it. Will use again.
3 people found this helpful
Response from Nimmer Heating & Air Conditioning
Thank you Maria! We appreciate the honest feedback and are always working to improve.
Michael B.
Nothing flashy, just solid reliable work done right. Showed up on time, completed the job as promised, and the price was fair.
1 person found this helpful
Sarah M.
Really impressed with the quality of work. The team was professional, on time, and did a thorough job. Highly recommend to anyone looking for this service in the area.
5 people found this helpful
Response from Nimmer Heating & Air Conditioning
Thank you so much for the kind words! We take pride in delivering great results for every customer.
Service Area
Serves Milwaukee and surrounding areas
Frequently Asked Questions
Last updated April 2026
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