Family-Owned, 20+ Years Experience
Custom Builds & Full Renovations
Serving Chicago & Mount Prospect
โ˜…Services

Room Addition in Mt Prospect, IL That Feels Like It Was Always There

B&C Remodeling has been adding functional square footage to homes in Mt Prospect, IL for over 20 years. Our room additions tie directly into your existing structure, from the foundation up through the finished walls, so the new space feels original rather than tacked on. We handle design, permits, foundation work, and every finish, so you deal with one contractor from start to done.

Why Choose Us for Room Addition

We're a family-owned construction company, and we treat every project like it's our own house on the line. That means straight answers, written timelines, and no subbing out work to whoever's available that week. Our crews have built new additions across Mt Prospect, IL for two decades, so we know the local permit offices, the inspectors, and what gets approved the first time.

Room additions are not small jobs, and the biggest mistake homeowners make is hiring someone who hasn't done them before. We've managed projects that started as a simple bedroom and grew into full wing additions with new electrical panels and structural beams. Whatever the scope, we build it to last and make sure it matches your home's existing lines and materials.

How We Work

We start with a site visit and a conversation about how you want to use the space. From there, we draft a design, pull the permits in Mt Prospect, IL, and handle the foundation work before a single wall goes up. Framing, insulation, mechanicals, drywall, and finishes all follow in sequence with our crew on site. We don't hand you off to a project manager you've never met. The same team you talk to at the start walks you through the final walkthrough.

Room Addition in Mt Prospect, IL

Homes in Mt Prospect, IL take a beating from the weather. Winters here push frost lines deep, which means any room addition needs a proper foundation that accounts for Illinois freeze-thaw cycles. A poorly poured footing will crack and shift by year three. We dig to code depth, use the right concrete mix for cold-weather pours, and make sure the new structure ties into your existing foundation without leaving a weak joint. We also build the roof tie-in to handle the snow loads this area sees every February.

New Additions That Match Your Home's Existing Structure

A lot of contractors can frame a box and call it a new addition. What takes real skill is making the roofline, the siding, the trim, and the interior flow match what's already standing. Our new additions go through a design phase specifically so we can source matching materials and plan transitions that don't look like an afterthought.

We've built additions off kitchens, off master bedrooms, off living rooms, and off garages converted into conditioned space. Each one gets the same attention to how it connects structurally and visually to the home it's attached to.

Room Additions for Growing Families and Changing Needs

Room additions are one of the most practical ways to get more out of a home you already love. Whether you need a dedicated home office, a playroom, a guest suite, or an expanded primary bedroom, adding square footage beats the cost and stress of moving in a market like Mt Prospect, IL.

We've helped families in the area add everything from a single room off the back of the house to multi-room additions that changed how the whole floor plan works. If you're not sure what's possible given your lot size and setback requirements, we'll tell you straight during the estimate visit.

Common Questions

How long does a room addition take in Mt Prospect, IL?
Most single-room additions run 8 to 14 weeks from permit approval to final inspection. Larger projects with multiple rooms or significant structural work take longer. We give you a project timeline in writing before work starts so you know what to expect.
Do you handle the permits for room additions in Mt Prospect, IL?
Yes. We pull all permits and coordinate inspections with the local building department. Permit requirements in Mt Prospect, IL vary depending on the size and type of addition, and we've been through the process here enough times to know what the village needs upfront.
Can a room addition match my home's existing exterior?
That's one of the things we focus on hardest. We source siding, roofing, brick, or trim that matches your existing materials as closely as possible. If you're planning any other exterior work like a siding replacement, we can also coordinate with that project so everything ties together. Our kitchen and bathroom remodeling work means we're also ready to finish the interior of your new addition without bringing in a separate contractor.

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"Best remodeling company around. They mean work done. My bathrooms are so nice and so is Bill!"
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Book a free estimate and we'll walk your property, review your lot's setbacks, and give you a written scope before you commit to anything.

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