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Find Basement remodelers in Waukesha

Avatar for High Quality Contracting Inc
High Quality Contracting Inc
4.9(
176
)

Serving Waukesha, WI and surrounding areas

Angi Approved

In business since 1999

Free estimates

Emergency services offered

"High quality is exactly what we received when building our new home! Nick really made the whole process stress-free and enjoyable. He made sure to be available whenever and went above and beyond to make sure our dream home was perfect. We highly recommend Nick and his team!"
Build your dream home in Merton on a rock-solid foundation, expertly constructed to deliver unmatched stability, precision, and durability for years to come.
New Home Construction in Merton, Wisconsin
Ensure the strength and longevity of your new home with expertly crafted foundation construction, providing a stable base built to exacting standards.
Prepare your property for new construction with expert excavation services, ensuring precise site preparation and optimal land grading.
Build a solid and secure foundation for your new home, crafted with meticulous attention to detail and superior materials.

+79

4 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Top Bros Construction & Remodeling Inc.
Top Bros Construction & Remodeling Inc.
4.9(
66
)

Serving Waukesha, WI and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2000

Free estimates

Emergency services offered

"⭐️⭐️⭐️⭐️⭐️ Absolutely Stunning Refinish – Highly Recommend! I couldn't be happier with the way our hardwood floors turned out! We had some old, torn-up floors that honestly looked like they were beyond saving—but the transformation is unbelievable. After the refinishing, they look like brand new floors, absolutely gorgeous, with a smooth, rich finish that completely elevates the look of our home. Not only was the quality of the work exceptional, but the price was also more than fair—especially considering the results. On top of that, they were incredibly professional: they showed up 15 minutes early, ready to work, and clearly take pride in what they do. It’s rare to find that kind of reliability and craftsmanship these days. If you're thinking about getting your hardwood floors redone, do it—and call these folks. I can't recommend them enough!"
Remodeling - Kitchen & Bathroom Project
Remodeling - Kitchen & Bathroom Project
Full house remodel
Remodeling - Kitchen & Bathroom Project
Full house remodel

+28

Response time1 day
5 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for RNR
RNR
5.0(
25
)

Serving Waukesha, WI and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2016

Free estimates

Emergency services offered

"Fantastic!! Highly recommend RNR!! We are Very happy with their great job!! When another project comes up they are going to be our first call! Excellent company!!"
Decks & Porches Project
Porch and decking project
Decks & Porches Project
Decks & Porches Project
Porch and decking project

+50

Response time3 days
3 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for GR General Contracting LLC
GR General Contracting LLC
5.0(
28
)

Serving Waukesha, WI and surrounding areas

Angi Approved

In business since 2007

Free estimates

Warranties offered

"I couldn’t be happier with the work done on my basement remodel. The quality of craftsmanship, attention to detail, and professionalism were outstanding from start to finish. Everything was completed on time and exactly as discussed. Even came back fix a sticking door and made sure everything was perfect."
Basement
Basement
Basement
Basement
Basement

+15

Response time9 hrs
3 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Aloha Outdoor Service
Aloha Outdoor Service
5.0(
32
)

Serving Waukesha, WI and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2018

Free estimates

Emergency services offered

"I was looking for a company through Angis and found them and will 100% recommend them. Sione when far beyond my expectation to get the project done professionally and quickly. Thank you for your great work 👍 👏 😀."
Concrete patio
Concrete patio
Concrete patio
Response time8 hrs
4 neighbors recently requested a quote
Avatar for Emally's Construction, LLC
Emally's Construction, LLC
4.7(
46
)

Serving Waukesha, WI and surrounding areas

Angi Approved

In business since 1990

Free estimates

Customers say: Quality work

"We worked with this team for our kitchen and bath remodel, and the entire experience exceeded our expectations. Their professionalism and attention to detail were outstanding from start to end. The tile work in both the kitchen and the bathroom floors was absolutely beautiful. The grout lines are clean and even, and the finish looks high-end. Their quality of service was top-notch. The crew showed up on time every day, kept the work area clean, and communicated clearly throughout the process. They explained each step, provided helpful recommendations, and made sure we were comfortable with every decision before moving forward. The work process was smooth and well organized. There were no surprises, delays, or hidden issues."
Kitchen
Basement
Basement
Basement
Deck

+120

Response time1 day
Response rate94%
41 neighbors recently requested a quote
Avatar for GPR Builders
GPR Builders
4.8(
27
)

Serving Waukesha, WI and surrounding areas

Angi Approved

In business since 2000

Free estimates

Small jobs welcome

"First and foremost, the people working in my home were awesome: worked efficiently and quickly; professional; nice to my dogs; pleasant; etc. As with all projects, there were some minor glitches, but Greg followed up on everything and corrected it. His communication was awesome. And I love the new bathroom!"
kitchen
start
forms
foundation/steel
Geo thermal system

+33

Response time1 day
Recommended by77%of homeowners
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FAQs for basement remodeling projects in Waukesha, WI

Finishing a basement turns unused square footage into livable space and returns up to 70% of what you spend when you sell your home. Beyond that resale boost, you gain a playroom, home office, or guest suite you can start enjoying right away. That mix of daily comfort and solid return on investment (ROI) makes basement finishing one of the smartest upgrades you can tackle.

In some parts of the country—especially lots on swamps, high water tables, or other wetlands—local codes prohibit basements. Saturated soil puts constant pressure on foundation walls and lets water seep in faster than any sump pump can handle. 

If your property sits on waterlogged ground, building on a slab or crawl space is often safer, more affordable, and code-compliant.

Most basements wrap up in four to eight weeks. Framing takes three to five days, with electrical and plumbing rough-ins following over the next week. Add five days for drywall, two to three for flooring, and another week for paint, trim, and punch-list items. 

Delays can happen if materials run late or your contractor’s calendar is packed, so build in a little cushion when you plan.

Whether a finished basement counts toward your home’s official square footage depends on local rules. Many areas only include below-grade space if it has code-approved egress, fully finished walls, ceilings, and floors, plus consistent heating. 

Check with your local assessor or building department before you start; meeting those standards can affect taxes, appraisals, and resale value.

Building codes require a checklist: dedicated heat and electrical service, a code-approved stairway, and at least one egress window or exterior door. Walls, ceilings, and floors must be fully finished and meet insulation, ventilation, and fire-separation standards. If you add a bedroom, you’ll also need a closet, proper clearances, and safe exits. If you change the layout later, be ready to update the space so every new room still meets today’s code.

The Waukesha, WI homeowners’ guide to basement remodelings

From average costs to expert advice, get all the answers you need to get your job done.