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Custom Glass Company Serving the DC Metro Area


Shower & Bath

GGC offers a wide range of bath and shower enclosure options to suit almost any need. Using the finest quality materials, our experienced consultants and technicians will offer complete turn-key solutions, with honesty and integrity. Contact us now for your free in-home consultation!

Window & Door

GGC is regarded as a leader in the industry for replacement windows, replacement insulated glass (IG’S), and custom windows. We also supply, install and repair patio doors, storm doors, storm windows, screen doors and windows. soundproof windows and Security Boss Pet doors

Mirrors, Table Tops & More

GGC is your one stop source for all flat glass needs for your home or office. Whether you are interested in glass railings, custom mirrors, sneeze guards, glass partitions, glass back splashes, table tops, picture glass, acrylic,


Brilliant Craftsmanship In Sync With Your Creativity

If you can imagine it, Gaithersburg Glass Company can bring it to life with crystal-clear quality. We have been the leading custom glass installer in the Washington–Baltimore Metro area since 1966. We serve local homeowners and businesses, and we also partner with architects and designers to create unique and high-quality solutions for all flat glass needs.

To request a free consultation, please call Gaithersburg Glass Company at (301) 948-2623.

Glass Shower Enclosures

Want to make your shower or bath look more open, spacious, and serene? Ask Gaithersburg Glass Company to create a custom glass enclosure with your choice of framed or frameless design. We can install a sliding glass door for a bathtub, or create something more unique like a neo-angle corner shower.

We use innovative products and offer your choice of crystal clear or frosted glass. Whether you are remodeling the master bathroom or simply want to replace or add a glass shower enclosure for a modern update, Gaithersburg Glass Company promises a well-crafted and custom shower enclosure for your DC area home.

Insulated Glass

Do you have foggy windows, drafty windows, or excessive heat gain in the morning and afternoon? For those interested in lower energy bills and greater comfort, we recommend insulated glass replacements (IGs) for windows and doors.

Baltimore and Washington area homes can use less heating and air conditioning by replacing old glass with low-emissivity, gas-filled, lG units. Gaithersburg Glass Company offers dual-pane and triple-pane options with custom glass sizing. Our team can expertly install IG replacements in your existing windows so you can enjoy energy savings without remodeling!

Glass Stair Rails

Style and safety go hand-in-hand when you add glass stair railings to your home or office. Gaithersburg Glass Company has expertise in custom installations for standoff glass railings, base shoe systems, and rail post systems.

In other words, we can achieve the look you want with complete precision and artisan quality. Framed or frameless, fascia-mounted or rail-mounted, our designers and installers will create an elegant, custom glass stair rail you’ll love.

Wall-Sized Mirrors

Gaithersburg Glass Company can create wall-sized and large-scale mirrors for restaurants, offices, gyms, dance and yoga studios, and other businesses. For homes in the Baltimore and Washington area, we can install floor-to-ceiling mirrors in the basement, exercise room, or anywhere else you want to make a small space feel larger or enjoy the modern design look of a wall-sized mirror.

Custom Glass with Personalized Service

We are a team of custom glass installers in Maryland, DC, and Northern Virginia, with a commitment to providing the best service and helpful advice. We work with homeowners as well as architects, designers, and builders who need a local glass company that can produce world-class quality.

Gaithersburg Glass Company offers free consultations to help you get started with custom glass showers, replacement windows, or any other flat glass installation you might need.

Call us today at (301) 948-2623 or use our online contact form to request a free, in-home consultation for custom glass in the Washington–Baltimore Metro area.