Basement Remodeling Experts
Expert Basement Remodeling Services
GS Construction & Remodeling specializes in professional Basement Remodeling. As a father-son team, we bring decades of combined experience to every project.
From the first walkthrough to the last punch-list item, Greg or Patryk runs your Basement Remodeling project themselves. That means a scope written out line by line instead of one number, permits pulled and handled with your village, and the same faces on site rather than a crew you've never met.
- Specialized Basement Remodeling expertise
- On-site supervision for every project
- Transparent pricing with no surprises
- Quality craftsmanship guaranteed
"Your Basement Remodeling project deserves the best—we deliver it."
Neighborhoods & landmarks near our Mundelein basement finishing
University of Saint Mary of the Lake, Mundelein High School, Carmel Catholic High School, Diamond Lake, Loch Lomond, Kracklauer Park, Barefoot Bay Family Aquatic Center, Steeple Chase Golf Club, Metra North Central Service station
Neighborhoods we work in
- Steeple Chase
- Cambridge Countryside
- Hawley Manor
- Diamond Lake
- Fairhaven
- Longmeadow
- Canterbury Fields
- Ivanhoe Club Estates
Basement finishing in Mundelein, IL
Basement finishing in Mundelein frequently transforms the untapped lower levels of both its mid-century ranches and later two-story homes into vibrant, functional extensions of living space. For the 1950s-era ranches and split-levels, a finished basement often remedies limited interior square footage, adding essential bedrooms, family rooms, or dedicated home offices. Newer homes from the 1990s and beyond, while generally more spacious, still benefit from finishing their basements to create specialized zones for recreation, fitness, or guest accommodations. Many Mundelein basements offer the advantage of generous footprints, allowing for versatile new layouts without the need for extensive structural changes. Converting these often-underutilized areas unlocks significant value and enhances daily living for growing families or those seeking more specialized spaces.
What Mundelein homeowners ask for
Mundelein homeowners frequently request dedicated entertainment zones in their finished basements, complete with media areas and wet bars, especially in the 1990s two-story homes. For the earlier ranches, adding an extra bedroom and a full bathroom is a common priority, providing much-needed private space. Home gyms and quiet home offices are also popular, reflecting a desire for more functional and specialized areas within the home.
About Mundelein
Mundelein's housing landscape tells a story of two distinct growth spurts, a narrative GS Construction understands intimately. This means homes range from mid-century ranches and split-levels to newer two-story subdivisions, each offering unique remodeling opportunities.
The village experienced its first significant boom in the 1950s, more than tripling its population. This era brought a proliferation of ranches and split-levels, a style still prevalent today, including the charming homes within Loch Lomond, a private-lake subdivision built around a 75-acre lake created in 1955. The 1990s marked Mundelein's second major expansion, adding nearly 10,000 residents as newer two-story subdivisions spread across the village. GS Construction regularly tackles whole-home updates and additions around Diamond Lake on the village's south side, where a mix of both older and newer homes can be found. Families in Mundelein are well-served educationally by Mundelein High School District 120 and five elementary districts, with Carmel Catholic High School also a prominent institution. The convenience of weekday Metra North Central Service trains to Chicago from the downtown station next to Village Hall makes the area appealing to commuters, further solidifying the demand for modern, functional homes.
For 1950s ranches and split-levels, basement finishing often encounters lower ceiling heights and original drain tile systems that may need updating due to the village's history of flooding, requiring careful planning for moisture management. These earlier homes may also present challenges with egress window installation due to their foundational elements and require electrical and plumbing system updates as mechanicals are often in the way. In the 1990s two-story homes, basements generally offer more generous ceiling heights and modern drainage, but still benefit from ejector pumps for new bathrooms, and egress solutions for additional bedrooms. The presence of both older and newer homes around Diamond Lake means a varied approach to basement finishing, with some requiring more extensive water management strategies. The village's flood history underscores the importance of proper drainage and waterproofing in all basement finishing projects, ensuring long-term functionality for commuters and families alike.
Basement finishing projects in Mundelein trigger specific inspections for new electrical, plumbing, and structural elements introduced during the remodel, along with fire safety reviews. GS Construction & Remodeling expertly manages all necessary applications through the village’s BS&A Online portal and coordinates every inspection phase.
How your Mundelein project runs
ProcessThe same six stages on every job — free in-home estimate through warranty.
Free in-home estimate
Greg or Patryk — the owners, not a salesperson — walk your space, take real measurements, and give you honest feedback on what your budget buys.
Itemized scope & contract
Labor, materials, demolition and disposal priced line by line, not one mystery number. Payment terms and warranty are in the written contract.
Design & selections
Bring your own designer, use our architects and designers, or choose everything yourself. Selections are scheduled ahead so lead times never stall the site.
Permits & scheduling
We pull and manage building, plumbing and electrical permits with your village — typically 1–2 weeks — and hand you a written schedule before demo day.
The build, owner-supervised
Long-standing trade partners working in sequence under daily owner supervision. Your client portal shows the schedule, change orders and current balance.
Walkthrough & warranty
We walk the finished job together, close out every punch-list item, hand over manufacturer paperwork, and your written workmanship warranty starts. Our commitment never expires.
Testimonials
Your Neighbours in Mundelein Love Us
Real reviews from homeowners. Ask us for live phone references.
I don't even know where to begin, Patryk & Greg are just amazing! We hired them to remodel approximately 4000 sqft of a 1985 house which included an unfinished basement. The whole experience could not have been better. It took about 7 months and for most of it, we lived in the house with two children. They are incredibly professional, can troubleshoot any issue and are 100% dependable. Patryk led the project and he was very detail-oriented. Everything had a purpose and was finished with beautiful extra touches. I changed my mind frequently and they didn't miss a beat. They worked around the changes and kept moving. The materials they used and the teams they brought in were all top notch. They didn't spend money where it wasn't necessary and in fact, they were always trying to find ways to save money. Finally, they are really nice guys. Polite, respectful and very accomodating. After spending so long in my house, we (almost) miss having the around. As I mentioned, we had the whole house remodeled and its impossible to post every picture so I will showcase just a few highlights. The whole house is beautiful! Scott & I THANK YOU!!!
Before & After & Timelapse
What homeowners near Mundelein say
“GS Construction & Remodeling is the best of the best. We've hired them to work on 5 different properties (4 were extensive remodels) and continue to be thrilled with their work and have referred them to friends and family. I constantly brin...”
“I don't even know where to begin, Patryk & Greg are just amazing! We hired them to remodel approximately 4000 sqft of a 1985 house which included an unfinished basement. The whole experience could not have been better. It took about 7 month...”
“Our project turned out better than we expected and as things were going along, we added more projects. Patryk, Greg and their team did a fantastic job. They were always so nice to work with, even suggesting things which was helpful. They ne...”
Basement Remodeling stories from the blog
Kitchen Remodel · Barrington, IL
A Bright, Hardworking Kitchen Renovation in Barrington, IL
This kitchen renovation in Barrington, IL, completed in 2021, shows the kind of bright, hardworking space we love to build, centered around a striking gray island.
Sep 4, 2026
Kitchen Remodel · Hoffman Estates, IL
Hoffman Estates Kitchen & Wet Bar: A Bright, Cohesive Renovation
We transformed a kitchen, wet bar, and living room in Hoffman Estates, IL, creating a bright, updated space with white shaker cabinets and granite counters.
Sep 4, 2026
Kitchen Remodel · Palatine, IL
Palatine Kitchen Renovation: Dark Wood, Granite, and a Mosaic Accent
This Palatine kitchen renovation showcases rich dark wood cabinetry, elegant granite countertops, and modern stainless steel appliances.
Sep 4, 2026
Budgeting first? See real 2026 price ranges in our basement remodeling cost guide — and what your Mundelein permit will add in our permit guide.
Completed projects around Mundelein
GS Construction crews have completed 97 projects within 10 miles of Mundelein — part of 429 completed projects across 69 Chicago-area ZIP codes. The map below shows real project density from our records, not a service-area claim.
More Remodeling Services in Mundelein
Contact GS Construction
Let's Build Beautiful Spaces Together
GS Construction is a father-and-son construction company, and basement remodeling in Mundelein is work Greg and Patryk run themselves. Expect clear communication, quality craftsmanship, and a straightforward plan—reach out today to schedule a free in-home consultation and get a detailed estimate and honest feedback.
- Telephone
- (224) 735-4200
- [email protected]
- Service Area
-
Service Area
Mundelein and surrounding Chicagoland areas