Best Deck Builders near Waukesha, WI
2 of these companies are based in Waukesha; the others serve Waukesha from towns including Pewaukee (5 mi), New Berlin (6 mi) and Brookfield (7 mi).
1 open 24/7 · 7 open weekends · 13 rated 4.5+ · 4 show a license
Data verified October 21, 2026
Sennott Contractors
Kirch Improvements
Committed Contracting
Hawthorne Remodeling LLC
Millennium Windows and Sunrooms LLC
Listed for homeowners in and around Waukesha, WI, these 15 companies design and build decks. What each one says about framing, materials and permits comes from its own website; the ratings and comments on this page come from public reviews.

Area overview: Waukesha, WI
The 15 companies on this page are rated from 4.0 to 5.0 across 685 reviews; 4 have 50 or more reviews and 13 are rated 4.5 or higher. The topics that come up most in reviews of the companies on this page are "quality", "communication" and "price". 1 is open around the clock; 7 are open on Saturdays and 3 on Sundays. 4 show a license on their websites and 5 have a BBB rating of A or A+. Domain records put 10 websites of the companies on this page at ten or more years old; the oldest dates from 2001. 1 offers emergency call-outs; 1 offers financing or payment plans; 8 give free estimates and 1 lists coupons or special offers. We have a website on file for all 15 of the companies on this page; 14 publish a contact page; 9 list a public email and 1 takes bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Should the builder be based in my town?
2 of the 15 companies are listed in Waukesha, the rest within 15 mi. Distance is not the issue. Local knowledge is: footing depth, permit process and what the inspector expects vary by jurisdiction, so ask whether they have built and passed inspection where you live.