Top-rated basement remodelers.

Get matched with top basement remodelers in Dekalb, IL

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Basement remodelers in Dekalb

Avatar for Holague Services
Holague Services
5.0(
8
)

Serving Dekalb, IL and surrounding areas

Angi Approved

In business since 2003

Free estimates

Credit card accepted

"Thank you for coming to see what the problem was. Our furnace was 15 year old and for the past few years we have had to spend a lot of money to fix it. It went out on the coldest days and I was scared my pips were going to bust. They were able to replace it right away. They also made sure to give me the pamphlet to register the Warranty. I’m very grateful and I recommend them to anyone that needs a new furnace. "
Bathroom
Bathroom
Bathroom
Bathroom
Bathroom

+2

Recommended by25%of homeowners
Request Quote
Avatar for Zielinski Construction, Inc.
Zielinski Construction, Inc.
4.8(
3
)

Serving Dekalb, IL and surrounding areas

Angi Approved

In business since 2005

Free estimates

Credit card accepted

"Doug was 100% professional and available for all my questions or concerns. They did a fantastic job and I would highly recommend them. They also have an eye for design which was very helpful."
South Barrington Basement
bar between 2 steel columns
English style pub in with poker table
full Kitchen in basement
start of South Barrington basement

+77

Response time2 days
2 neighbors recently requested a quote
Recommended by100%of homeowners
Request Quote
Avatar for RenewBuild, LLC
RenewBuild, LLC
New to Angi

Serving Dekalb, IL and surrounding areas

Angi Approved

In business since 2024

Free estimates

Warranties offered

RenewBuild LLC, doing business as RenewBuild Painting, provides professional residential and commercial painting services throughout Chicago and surrounding suburbs. With over 15 years of combined experience, we specialize in high-quality interior and exterior painting, including walls, ceilings, trim, doors, cabinets, siding, decks, and detailed surface preparation. We also offer drywall repair services such as patching holes, repairing minor cracks, and correcting surface imperfections to ensure smooth, paint-ready finishes. In addition, we provide baseboard installation and replacement as part of our interior finishing services, helping property owners update and complete their spaces before or after painting. Our team uses premium Sherwin-Williams products and proven application methods to deliver clean, durable, and long-lasting results. We are licensed and insured, bilingual, and committed to reliable service, clear communication, and free detailed estimates.

Request Quote
Avatar for Klock Home Services
Klock Home Services
New to Angi

Serving Dekalb, IL and surrounding areas

Angi Approved

Free estimates

Emergency services offered

Warranties offered

Hi, I’m Kevin with Klock Home Services, proudly serving the Fox Valley area. I provide reliable, detail-oriented handyman and home repair services at fair prices. From furniture and drywall repair to minor carpentry, fixture installs, and general maintenance, I treat every project like it’s in my own home. Whether it’s a small fix or a larger task, you can count on quality work done right the first time.

Request Quote
...
Showing 1-10 of 161
FAQs for basement remodeling projects in Dekalb, IL

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 Dekalb, IL homeowners’ guide to basement remodelings

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

See all articles