Our Service Area | Thielmann Heating And Cooling
Same-Day Service
Heating and cooling emergencies happen when you least expect them. Contact the professionals at The Thielmann Group to assess and fix the situation you're dealing with. We have the necessary skills and tools to fix your system so you can safely use it once again. Call the Thielmann team at (262) 299-6197 to get emergency HVAC services in Southeast Wisconsin.

Our Service Area

When it comes to keeping your home or business comfortable year-round, you need a fast and reliable heating and cooling company on your side. Fortunately, The Thielmann Group has served Southeastern Wisconsin for almost a century, providing top-of-the-line HVAC repair and service.

Our NATE-certified technicians are experts in installing, replacing, repairing, and maintaining various heating and cooling systems, from furnaces to heat pumps to ductless mini-splits and packaged HVAC units. And if indoor air quality is a concern, we’ve got you covered there too. Our duct cleaning, humidifier, and dehumidifier installation services will help ensure that the air you breathe is as clean and healthy as possible.

Don’t let a broken furnace or outdated HVAC system leave you in the cold: turn to The Thielmann Group for all your heating and cooling needs.

Call (262) 299-6197 or contact us online today to schedule same-day heating, cooling, or air quality services in Southeastern Wisconsin.

Areas We Serve

The Thielmann Group has Hartford, Menomonee Falls, New Berlin, Oak Creek, Waterford, and Burlington offices to serve Southeastern Wisconsin best. Our team will gladly help you with any fast and reliable HVAC or IAQ services you need in the following counties and cities around Southeastern Wisconsin:

Dodge County

  • Dodge County
  • Beaver Dam
  • Fox Lake
  • Horicon
  • Juneau
  • Neosho
  • Reesville

Kenosha County

Milwaukee County

Ozaukee County

Racine County

Walworth County

Washington County

Waukesha County

For HVAC services you can trust in Southeastern Wisconsin, contact the Thielmann Group today at (262) 299-6197.

What To Expect

Discover the Thielmann Group Difference

Fully Licensed & Insured

Our experts have the expertise and training to deliver the highest quality services every time.

Trusted Since 1929

We have served Southeastern Wisconsin for nearly a century, so we understand the needs of our community.

Financing Available

We offer various options from financing partners to help you meet your specific needs and budget.

5-Star Customer Service

The Thielmann Group promises five-star customer service with every interaction.

Committed to Excellence

We complete jobs quickly without compromising our commitment to excellence.

Satisfaction Guarantee

Our team is dedicated to ensuring your 100% satisfaction with every service we perform.

Fully Licensed & Insured

Our experts have the expertise and training to deliver the highest quality services every time.

Trusted Since 1929

We have served Southeastern Wisconsin for nearly a century, so we understand the needs of our community.

Financing Available

We offer various options from financing partners to help you meet your specific needs and budget.

5-Star Customer Service

The Thielmann Group promises five-star customer service with every interaction.

Committed to Excellence

We complete jobs quickly without compromising our commitment to excellence.

Satisfaction Guarantee

Our team is dedicated to ensuring your 100% satisfaction with every service we perform.

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Our Reviews

See What Your Neighbors Are Saying

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Brandon A

Brandon A

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer id condimentum a tortor vel. Et et nulla mauris, quam mattis tellus. Gravida morbi volutpat tristique praesent adipiscing nunc sit imperdiet. Sit mauris gravida ut rhoncus vel. Sed fermentum neque, ipsum aliquet. Venenatis purus est tincidunt sagittis

Brandon C

Brandon C

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer id condimentum a tortor vel. Et et nulla mauris, quam mattis tellus. Gravida morbi volutpat tristique praesent adipiscing nunc sit imperdiet. Sit mauris gravida ut rhoncus vel. Sed fermentum neque, ipsum aliquet. Venenatis purus est tincidunt sagittis

Brandon B

Brandon B

I've been using Thielmann Group for all my heating and air conditioning since I built my house 23 years ago. They have been great in emergency service and regular maintenance service. On time and very friendly staff. Would, and have, recommend them to anyone!

Paul K.

Paul K.

I have used Thielmann for both installation of a new furnace + A/C recently, but also an install of a ductless mini-split unit six years ago. I fully trust their brands and recommendations. I can't say enough of about this company. Every single person from administrative…

Christin C.

Christin C.