Our Home Addition Projects

Custom home expansions and seamless additions across Baltimore County and Howard County

Second Story AdditionsFamily Room ExtensionsGarage ConversionsSunroom AdditionsPrimary Suite Expansions
250+Additions completed
25+ yrsLocal experience
5-StarClient satisfaction

Wall to Wall Construction showcases expertly crafted Home Additions in Catonsville, MD and throughout Baltimore County, Howard County, Anne Arundel County, and Carroll County. From our office at 3990, Catonsville, MD 21228, our team designs and builds seamless expansions that look like they were always part of the original home. Call 410-788-3990 to learn how Catonsville’s trusted home addition contractor can transform your space.

Every project in this gallery was completed by our in-house design-build team serving Catonsville and surrounding communities. As a leading Home Remodeling Baltimore specialist, we coordinate architecture, structural work, and finishing details under one roof. Homeowners in Catonsville, Towson, Columbia, and Ellicott City rely on Wall to Wall Construction for cohesive, high-quality results.

Before and After

Beautifully remodeled home exterior featuring a new sunroom, white siding, and vibrant red double doors.
Transformed two-story home exterior with green siding and white trim, showcasing a porch and landscaping.
Beautifully remodeled home exterior showcasing new siding, roof, and landscaping in Catonsville, Maryland.
Exterior remodeling transformation showcasing a blue siding house with white trim and a new porch.

What we can do for your home addition

Wall to Wall Construction completes everything from small bump-outs to full second-story additions in Catonsville and nearby communities. Our portfolio includes expanded kitchens, new primary suites, in-law suites, enclosed porches, and integrated garage conversions inspired by our Garage Conversion Guide for Maryland Homeowners. Each addition is tailored to the home’s architecture and the family’s long-term needs.

Explore our full Home Additions Maryland services page for detailed information about planning, scope, and timelines. You can also view our Before and Afters gallery or learn more about our team on the Stronger Together: A Life of Growth, Family, and Giving Back page. To discuss your project in Catonsville or anywhere in Baltimore County, call 410-788-3990 or request a consultation through our contact page.

What Our Clients Say

Wall To Wall Construction, LLC
4.9/5 based on 24 reviews
Kaitlyn Staup
3 months ago

Wall to Wall built the PERFECT porch for our home. So so so grateful they were able to bring our vision to life. Very patient, accommodating and collaborative. The construction was...

Scott McMahon
3 months ago

Demo’d a small carport and built a new larger garage. Quality was first rate, and daily communication was key to a successful project. Wall to Wall kept the project moving throug...

Elizabeth Ernst
7 months ago

Did our mudroom with beautiful built ins, tons of storage space now, turned it into something amazing from an old room off the garage that wasn’t even being used!

Ready to expand your home?

Call 410-788-3990 or request a free in-home consultation in Catonsville, Baltimore County, Howard County, Anne Arundel County, and Carroll County. Visit Wall to Wall Construction at 3990, Catonsville, MD 21228 to start your Home Additions project.

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