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Our Services

  • Windows

  • Doors 

  • Residential

  • Commercial

  • Exterior Siding

  • Historic Window Fabrication

window experts lifetime of experience dotz bros

Dotzauer Brothers Windows LLC

The Dotzauer Brothers are highly experienced experts in their field. They have an impeccable reputation due to their commitment to excellence, skilled craftsmanship, and assured quality on every job. They are Licensed and Fully Insured. Customers can trust that the Dotzauer Brothers are the best choice for residential and commercial windows and doors. Learn more about the History of their business by clicking the history button below, and be sure to reach out if you have any questions.

Recent Projects

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  • Google Reviews
"I'm so happy with my new windows! My home looks so much better. Plus my energy bills are lower, and my home value has increased. I love the Dotzauer Brothers."

Fort Atkinson, WISCONSIN

"We own a commercial building. These guys are fast, efficient, and an assist to any job site"


Milwaukee, WI

“The Dotzauer Brothers did my windows of my lake house. I'm very happy. It was truly a lovely experience. Fair price, too"


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