Contractors installing drainage and finishing a concrete walkway at a Maryland home

INSURED • GLEN BURNIE, MARYLAND

Solid work.
Done right.

Specializing in egress windows, yard drainage, and foundation repair—plus mold remediation, waterproofing, demolition, hauling, and smaller concrete projects.

Call (410) 868-5182 Request an estimate ↓

✓ Clear estimates✓ Direct communication✓ Clean job sites

WHAT WE DO

One call for the tough work.

Egress windows, yard drainage, and foundation repair are our primary services, backed by practical solutions for Maryland homes and properties.

Egress Windows

Basement window enlargement, wells, drainage, framing, trim, and code-conscious installation.

Egress-window details →

Yard Drainage

Downspout extensions, buried drain lines, pop-ups, and grading solutions that move water away.

Yard-drainage details →

Foundation Repair

Assessment and repair of problem areas around foundations, crawlspaces, and basement walls.

Foundation-repair details →

Mold Remediation

Removal and cleanup of mold-affected materials, with attention to moisture sources that can allow mold to return.

Mold-remediation details →

Waterproofing

Below-grade waterproofing and targeted repairs that help stop water before it gets inside.

Waterproofing details →

Demo & Hauling

Safe removal and dependable cleanup for fences, concrete, interiors, trees, and jobsite debris.

Demo and hauling details →

Concrete Work

Smaller pads, walkways, repairs, removal, and replacement completed with careful preparation and a clean finish.

Concrete-work details →

RECENT WORK

Real projects. Real results.

A look at egress-window, drainage, waterproofing, foundation repair, and concrete work completed by GSM Contractors.

Installed basement egress window with gravel drainage and metal window well — **Finished egress window**Window, well, and drainage

Excavation outside a basement window for an egress-window installation — **Egress window**Careful excavation and preparation

Enlarged basement wall opening prepared for a new egress window — **Egress opening**Window opening and waterproofing

Buried PVC yard drainage line installed beside a brick home — **Yard drainage**Buried drain line installation

PVC drainage line being installed through a residential front yard — **Water management**Drain line routing

Basement foundation wall reinforced with horizontal carbon-fiber straps — **Foundation repair**Wall reinforcement

Fresh concrete channel installed along the inside edge of a basement floor — **Basement waterproofing**Interior perimeter system

Basement wall prepared and protected during waterproofing work — **Foundation protection**Prepared work area

Completed concrete perimeter channel around basement pipes — **Waterproofing detail**Clean concrete finish

Completed basement perimeter drainage channel at a wall corner — **Drainage system**Finished perimeter channel

Exterior stone foundation corner coated with black waterproofing material — **Exterior waterproofing**Below-grade foundation protection

Freshly finished rectangular concrete pad with clean edges — **Concrete work**New pad and clean finish

New basement egress window being leveled and installed — **Egress installation**Careful leveling and fit

Completed basement egress window and window well at a home — **Finished egress window**Window, well, and clean finish

Freshly finished basement perimeter waterproofing channel — **Interior waterproofing**New perimeter channel

Completed waterproofing channel along a basement wall and corner — **Basement water control**Finished wall-to-floor detail

WHY HOMEOWNERS CALL GSM

Straightforward service from the first look to the final cleanup.

Walk the job

Our team looks at the problem, listens to what you need, and explains the options.

Price it clearly

You get a straightforward scope and estimate before work begins.

Finish strong

The work is completed carefully, the site is cleaned, and you know what was done.

LOCAL & RESPONSIVE

Serving Glen Burnie and nearby communities.

Based in Anne Arundel County and available for residential projects throughout the surrounding area.

Glen BurniePasadenaSeverna ParkMillersvilleSevernOdentonAnnapolisNearby Maryland areas

LET'S LOOK AT YOUR PROJECT

Tell us what needs to be done.

Share a few details and photos if you have them. We’ll follow up to discuss the job and schedule a free estimate.

Contact GSM ContractorsCall: (410) 868-5182 Text: (410) 868-5182 Giovannireal78@gmail.comText messaging may receive a faster response when we’re unavailable by phone.

Solid work.Done right.