Windows & Doors
Design Services
Design Services
Design your dream home today
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Specialty Products

Kitchen & Bath

Our design specialists have an extensive selection to meet the demands of any project.

Windows & Doors

We offer trusted brands like Andersen, Alliance, JELD-WEN and Therma-Tru®.

Roofing & Siding

We are your one-stop-shop for residential roofing products, siding and accessories.

Decking & Railing

We feature quality decking, railing, porch and fence materials available in-stock and ready to deliver.

Door Shop

Our 25,000 sqft millwork facility produces the finest interior doors and trim available.

Trusses & Panels

Our Green Bay component center offers high quality, ingenious designs at the best prices.

Building Materials

We stock a wide variety of top quality lumber and sheet goods for any project… big or small.

Special Offers

Therma-Tru Certified Door System Installation Training Program

Build your knowledge, skills and confidence with comprehensive door system installer training from Therma-Tru – the expert in fiberglass door systems – and OSI® – the expert in completely sealing the door opening. Online Completion Now Qualifies for Wisconsin CEU Credit!

Andersen $250 Customer Promotion

Purchase $15,000 or more of Andersen windows or doors and receive a $250 VISA gift card. Here’s your chance! Now until November 16th, choose Andersen for your next project and get rewarded*!

Upcoming Events

Educational, Entertaining Customer Events

We hold many educational and entertaining customer events throughout the year. Please check back later for the latest update.

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We strive to partner with each employee to ensure an exciting and fulfilling career with us. Join us as we continue to prosper and enjoy the growth of our “family.”

Product Spotlight

Elevations – Cabinetry, Millwork and Windows

See, touch and experience fully realized concepts with functional displays in a variety of colors and styles. Visit Elevations today!

Service Spotlight

Interactive Visualizer

Don’t just imagine your next remodeling project, see it live on our Interactive Visualizer.

Wisconsin Building Supply—the Badger State’s Leading Resource for New Home Builders, Remodeling and Commercial Building Projects.

Thank you for visiting Wisconsin Building Supply. We have designed this website as a resource for builders and homeowners. Please take some time to review our products, services and access helpful information on advancements and important updates in our industry. Feel free to contact us with questions, concerns or ideas on making our site more useful to you, our valued customers and partners.

Let Wisconsin Building Supply improve your next remodel, new home or commercial construction project!

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