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Basement Remodeling in Mount Prospect, IL

Delta Remodels is a design-build basement remodeling contractor in Mount Prospect, Illinois. We handle egress, moisture control, mechanical routing, finishes, permits and construction as one project, planned around the realities of older lower levels: ceiling heights, moisture history, and how the basement should connect to the rest of the home.

Fixed-price proposals3-Year workmanship warrantyIn-house design and buildPermits and inspections handledFamily owned since 1987

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Licensed and insured. Family owned since 1987.

4.9 Google rating, 72 reviews
3-Year Workmanship warranty
39+ years On the North Shore since 1987
500+ Projects completed

Overview

What a basement remodel in Mount Prospect includes

Delta - Bathroom and Kitchen Remodeling is a NW Suburbs design-build basement remodeling firm working in Mount Prospect, Illinois, on Ranch homes from the 1950s-1980s era. Moisture management, mechanical routing, and use planning are scoped before any finishes.

Basements in Mount Prospect are rarely a blank slate. Moisture, mechanicals, ceiling height, and use planning get solved before any finishes. We scope each project around the actual use plan, not a generic finished-basement package.

Typical project
Full design-build basement remodel
Architecture
Ranch, Split-Level, Cape Cod
Typical housing era
1950s-1980s
County
Cook County
Permit authority
Village of Mount Prospect Building Division

Investment

How much does a basement remodel cost in Mount Prospect?

ScopeInvestmentBest when
Basic finish $45K–$80K Framing, drywall, basic electrical and lighting, flooring, paint. No new bathroom, no wet bar, no structural work.
Full basement remodel $80K–$160K Includes a new bathroom, wet bar or kitchenette, theater or rec room zoning, egress windows, custom storage. Most projects.
Lower-level suite buildout $160K–$280K+ In-law suite with kitchen, full bath, bedroom, and living area. Structural work, ejector pump plumbing, premium finishes, custom millwork.

Standard finish

  • Core finishing of a standard dry footprint

Generally excludes: Bathroom, wet bar, structural work, and moisture remediation.

Expanded build-out

  • Bathroom or wet bar and broader mechanical coordination

Generally excludes: Luxury specialty rooms and major foundation work.

Luxury / multi-room

  • Multiple finished zones
  • Custom work
  • Premium finishes

Generally excludes: Unforeseen remediation outside the approved scope.

These ranges are for early planning. Final pricing follows the approved design, material selections, existing conditions, mechanical and structural work, permits and confirmed scope. You receive a written fixed-price proposal before construction begins.

Schedule

How long does a basement remodel take in Mount Prospect?

Construction timing depends on the scope, the structural work involved, permit review and material lead times.

Custom cabinetry, stone and specialty tile carry the longest lead times. Delta confirms product availability before construction is scheduled, so the project does not stall mid build waiting on materials.

Design and selections
Before construction begins
Construction
8–16 weeks
Design through completion
12–24 weeks
Fixed price issued
After design and selections are approved

What we build

Basement Remodeling features we design and build in Mount Prospect

Every basement remodel is planned as one integrated project rather than a sequence of separate trades.

Family and media rooms

Open lower-level living space planned around seating, sightlines, acoustics and the mechanical runs that cannot move.

Home theaters

Dedicated theater rooms with tiered seating, soffit and lighting design, and wiring routed before the ceiling closes.

Wet bars and kitchenettes

Secondary bars with refrigeration, sinks, dishwashers and real storage, plumbed and vented as part of the original design.

Guest and in-law suites

Bedrooms with code-compliant egress, closets and adjacent bathrooms, planned so the lower level works for long stays.

Lower-level bathrooms

Full and three-quarter baths below grade, including sewage ejector routing and the waterproofing details that sit behind the tile.

Home gyms

Reinforced flooring, mirrors, ventilation and dedicated circuits sized for equipment before the space is framed.

Moisture and waterproofing

Drainage, vapor management and material choices resolved against the home’s actual moisture history rather than assumed dry.

Ceiling height and mechanicals

Ductwork, plumbing and beams re-routed or soffited so finished height stays usable across the whole footprint.

Storage and utility zones

Mechanical rooms, seasonal storage and access panels planned into the layout instead of left over at the end.

Mount Prospect specifics

What makes basement remodeling in Mount Prospect different

Single-family homes, townhomes, and condos

Worth planning for

The basement is unused square footage

Most Mount Prospect homes have between 700 and 1,400 square feet of lower-level space currently used as storage. A finished basement adds a real room to the house (family use, office, or guest) without expanding the footprint above grade.

Worth planning for

You need a guest room without an addition

A basement bedroom and bathroom solve the guest-room problem in a compact Mount Prospect home without building up or out. Feasibility depends on ceiling height and egress options.

Worth planning for

Existing finished basement feels wet or dated

Lower levels finished in a previous decade often have low ceilings, poor lighting, and lingering moisture. A re-remodel reworks the framing, drainage, and lighting plan rather than resurfacing over the same conditions.

Worth planning for

You want a separated home office or rec space

Lower levels work well for home offices and rec rooms because they separate work or leisure from the household noise on the main floor. Acoustic, lighting, and HVAC planning make the difference.

Delta has designed and built across the North Shore since 1987. See everything we build in this city on the Mount Prospect service area page.

Mount Prospect work

Basement Remodeling projects across the North Shore

These Delta projects show the finish level, planning standards, and room details behind our basement remodel work.

What happens next

What happens after you request an estimate

Phase 1

Consultation and home assessment

We visit your Mount Prospect home, look at how the space functions today, discuss priorities and establish an initial investment range for the basement remodel.

Phase 2

Design and material selections

Layout, cabinetry, tile, flooring, fixtures, lighting and finishes are coordinated as one specification. Renderings let you see proportions and materials before construction begins.

Phase 3

Fixed pricing and project preparation

Once design and selections are approved you receive a written fixed-price proposal based on the confirmed scope. We coordinate permits with Village of Mount Prospect Building Division, order materials, confirm lead times and schedule the trades.

Phase 4

Construction and final walkthrough

A dedicated project manager coordinates demolition, the trades, inspections, quality control, the punch list and the final walkthrough.

FAQ

Basement Remodeling in Mount Prospect: common questions

How long does a basement remodel take in Mount Prospect?

The current planning range for basement remodeling in Mount Prospect is 8–16 weeks for construction and 12–24 weeks from design through completion. Adding a bathroom, kitchenette, moisture remediation, or structural work affects the schedule. The project schedule is confirmed after design, selections, and scope are defined.

Do you handle waterproofing as part of a Mount Prospect basement remodel?

Yes. In Mount Prospect lower levels, waterproofing, drainage, vapor barriers, and moisture-appropriate material selection are scoped as part of the design. A finished basement that skips moisture work fails eventually, so we treat it as a foundational decision rather than an add-on.

Do you handle permits for basement work in Mount Prospect?

Yes. Village of Mount Prospect Building Division (847-870-5675), 7:30 AM to 5 PM Monday through Friday. The Village requires six sets of plans for all projects and Village-issued contractor licenses for both general and sub-contractors before permit issue. Egress windows, electrical service upgrades, and bathroom additions require permits and inspections. We manage every submission and inspection.

Can you add a full bathroom to a Mount Prospect basement?

Yes, in most Mount Prospect homes. Plumbing routing depends on the existing waste line elevation and may require an ejector pump. We confirm feasibility during the design phase before the bathroom is locked into the floor plan.

Reviews

What homeowners say

Reviews from our Google Business Profile.

4.9from 72 Google reviews

The transformation of our kitchen was amazing! The team was skilled and attentive to our needs. Highly recommend! Thank you for such great work!

Stefani Mexin

Love our new kitchen! It was a huge project, but everything came together so well. The team was professional, and we couldn't be happier!!!!

Savannah Coffin

The team did a great job with our kitchen remodel. They really helped us visualize the changes and delivered exactly what we wanted.

Danielle Saladino

Delta did an amazing job on both of our bathrooms. The contractor was very knowledgeable and professional. I will definitely use them for all my remodeling projects in the future.

Mark Miller

Excellent work, careful clean-up and easy to work with!

Matthew Scholz

What a difference! Our kitchen feels brand new, and the design is perfect for our needs. Highly recommend!

S Smi

I can not say enough positive things about the experience working with Kasia and Sebastian. They are top notch! Knowledgeable , professional, hard working, honest and fairly priced. I would recommend them to anyone looking to get a job done. Also, I should mention they are timely and when they say they will be there, they really mean it. Our kitchen turned out beautiful and I am thrilled with the quality as well.

Julie K

Rebuild of chimney from the roof line up. From all that I can tell / inspect, they have done an excellent quality job, complete with new concrete topper. Yes, I recommend Delta Remodeling for masonry / Tuck-pointing work. Rick.

Rick Rayborn

Delta helped us gut and restore our dated master bathroom. They were extremely helpful in rolling with the various changes that we had to make along the way and being patient as we took a break to figure out some last minute changes to our design. If there was one thing they could have done better, it would be forcing us to be more organized so we wouldn't have had to take a break when things didn't go as planned. If you're looking for flexibility and a make anything work attitude, Delta is the company for your project.

Zachary Eleveld

Our home renovation was a great experience. The team and dedication craftsmanship resulted in a new beautiful and functional new space.

Tahjana bowers

Filip is a fantastic project manager, the team showed up on time did really good work, would definitely recommend them.

David Seaman

Very pleased with out hone renovation. Professionally and high-quality work.

Britt Williams

View Google reviews →

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