About Stateline Windows & Doors in ROCK county, WI

Who We Are

Stateline Windows & Doors has built a trusted reputation providing professional window and door installation services throughout Rock County, WI and the Stateline Area! Our experienced team understands the unique needs of homes and businesses across Janesville, Sharon, Beloit, and all of Rock County WI.


With hands-on expertise in both residential and commercial projects, we've established ourselves as a dependable choice for property owners seeking quality improvements.


At Stateline Windows & Doors, we believe in straightforward, reliable service that puts our customers first, ensuring every installation meets the highest standards of craftsmanship.


See why families across Rock County, WI trust Stateline Windows & Doors.

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Our Story

We started Stateline Windows & Doors to provide Rock County, WI with honest, dependable window and door services backed by years of industry experience. Our commitment to quality workmanship and customer satisfaction has been the foundation of our growth.


Over the years, we've expanded our services through word of mouth and the trust of homeowners and business owners who value reliable contractors. Our reputation continues to grow as we complete each project with attention to detail and professionalism.


From the historic neighborhoods of downtown Janesville to the newer developments in NOrth Beloit,WI we understand how WIsconsin winters demand energy-efficient windows and properly sealed doors to keep your family comfortable year-round.


We're proud to support property owners across Rock County Wisconsin, helping our community improve their homes and businesses with quality installations that stand the test of time.


Get to know our team and values today.

Person holds a large door open, looking into a sunlit room. Construction tools visible.
Circle containing the letter "i".

Why Customers Trust Us?

Our skilled team knows Rock County Wisconsin properties inside and out, and we approach each window and door installation as if it were our own home or business. You can count on us to deliver results that enhance both comfort and curb appeal.


  • Experience: Years of combined expertise in residential and commercial window and door installation
  • Our values: Quality craftsmanship, transparent communication, and respect for every client's property
  • Local focus: Familiar with Janesville and Beloit housing styles and seasonal weather challenges
  • What sets us apart: Specialized knowledge of energy-efficient solutions and commitment to completing every job right the first time
  • Community role: Dedicated to helping Rock County, WI and Wisconsin residents improve their properties with lasting installations


Your home or business deserves the attention of proven professionals. With extensive local experience, Stateline Windows & Doors is ready to help you enhance your property's comfort and value. We deliver installations designed to last, and you can feel confident choosing us. Contact us today to schedule your window and door consultation in Rock County, WI.