Compare 4 Verified Door & Window Business Profiles in Frederick, MD

Glass & Mirror Services provides high-quality residential and commercial glass solutions in Frederick, MD, and surrounding counties. Specializing in custom mirrors, shower doors, storefronts, and interior glass installations, we combine expert craftsmanship with competitive pricing. With over 40 years of experience, we deliver reliable service, free estimates, and warranties tailored to each project.

Glass Concepts is a full-service commercial glass and glazing contractor serving Maryland, Virginia, and surrounding regions. We specialize in aluminum storefronts, curtainwall systems, architectural windows, and custom interior/exterior glass solutions. With 35+ years of experience and a dedicated team across two divisions, we deliver precision installations for commercial projects of all scales.

Colonial Sash & Door, Inc. is a trusted supplier of custom building materials serving Frederick, Maryland, and surrounding areas since 1989. We specialize in windows, doors, cabinets, and millwork for residential and commercial projects. Our focus on quality craftsmanship and competitive pricing ensures clients receive durable, tailored solutions for their construction needs.

Custom Glass Services is a Frederick, MD-based commercial glass installation company serving the Washington Metro Area since 1994. We specialize in architectural glazing solutions including curtainwall systems, storefronts, and specialty glass applications. Our experienced team delivers high-quality installations on time and within budget for clients across Maryland, Virginia, Washington D.C., and Pennsylvania.