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Find Basement remodelers in Trevor

Avatar for GR General Contracting LLC
GR General Contracting LLC
5.0(
28
)

Serving Trevor, 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 GR General Contracting
GR General Contracting
4.5(
216
)

Serving Trevor, WI and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2004

Free estimates

Warranties offered

"GR did a great job on our basement remodel, painting a living room & converting a loft space to a bedroom. They were easy to work with, communicated well, and jobs were completed on time."
Basement
Basement
Basement
Basement
Basement

+63

Response time9 hrs
Recommended by81%of homeowners
Avatar for Matrix Basement Finishing Milwaukee Metro
Matrix Basement Finishing Milwaukee Metro
4.2(
28
)

Serving Trevor, WI and surrounding areas

Angi Approved

In business since 1984

Warranties offered

Credit card accepted

"From start to finish, our experience with Matrix was outstanding. We had a big project and a specific deadline for completion. Our Field Manager, Ron kept the schedule updated and the project moving. Workers were on time, courteous, professional and clean, We couldn’t be happier with the finished product and the path to getting there. "
Living Room
Basement Office
Basement Office & Living Space
Basement Bathroom
Basement Bars

+48

57 neighbors recently requested a quote
Recommended by60%of homeowners
Avatar for Accurate Basement Repair
Accurate Basement Repair
4.8(
199
)

Serving Trevor, WI and surrounding areas

In business since 2004

Free estimates

Warranties offered

"Thank you for the expertise and speed of Paul Vaccaro and Tony Burgarino at finding the source and connecting us to the appropriate contractors to solve the complex water basement issue. Especially thank you Tony for calling 2 weeks later to check that everything was corrected! Accurate Basement is the best!!!"
Equipment
Bad Crack
Seepage
Recommended by94%of homeowners
Avatar for Rock Solid Builders Inc
Rock Solid Builders Inc
5.0(
103
)

Serving Trevor, WI and surrounding areas

In business since 2006

Free estimates

Credit card accepted

"Exceptionally well!!!! Exceeded all our expectations. We were extremely impressed with everyone we worked with, from the owners, to the office staff to the carpenters. Superb workmanship, attention to detail and professionalism. We would rate them 10 stars and recommend their products and services to anyone."
Trex Transcend wrap around deck with Trex Pergola on Lake Geneva
Trex Transcend deck and screen room in Lake County
Trex Transcend deck with Trex Signature aluminum railings in McHenry County
Custom Trex Pergola on Lake Geneva.
Trex Transcend octagon seating area.

+151

Recommended by99%of homeowners
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Showing 1-10 of 176
FAQs for basement remodeling projects in Trevor, 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 Trevor, WI homeowners’ guide to basement remodelings

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