Windows & Doors Companies in Frederick, MD

Comprehensive list of Frederick, Maryland based companies, stores, manufacturers and suppliers offering windows and doors for sale, installation, replacement and repair services.

Business Listings

We know you have many choices when it comes to replacement windows. So why choose Universal Windows Direct? Simple, our goal is to supply the finest quality home improvement products and services at the absolute finest market prices. Universal Windows Direct is capable to supply this outstanding kind of service because of our unique business model.

  • Company did a fantastic job. They were affordable and the product was top of the line.

Beasley Construction is a family-owned & operated exterior home improvement firm specializing in domestic roofing, siding, windows, and gutters. Since 1987, we've been conducting business primarily by references and have built a perfect reputation for high-quality work with attention to the smallest details. We have been in business for over twenty years same owner.


Set up in 1989, Colonial Sash and Door has become one of the premiere building material suppliers in the Five-State area Maryland, Virginia, West Virginia, Delaware, Pennsylvania, District of Columbia. We supply our customers with quality, custom, and hand crafted building products; along with friendly service and competitive pricing.



Cozi Company is featured on the HomeTalk Tour Check out our historic remodel project of an 1800's Farmhouse. Are you considering replacement windows or doors to enhance the beauty of your home? Which option is best for your home? Most replacement contractors provide products in only one of these categories. At Cozi, we deliver the option finest fitted to your requirements.


We always aim to live up to our name - Custom Siding of Frederick. We do custom work and we do it with pride! Custom Siding is a firm that deals directly with you on a individual basis. We recognize that although your home is one of many jobs for us, it's your home, and that makes it special. When we begin your job, we will stay until the job is complete - down to the last swoosh of the clean-up.


AWI is one of a select few window contractors in the country who is a voting member of the American Architectural Manufacturers Association AAMA, an association that sets the standards for all windows sold in the USA. We will consult, design, and recommend the exact window necessary for your project.


We conduct sales, installation, and service of garage doors, electric operators for existing and new homes and gas or wood burning fireplaces for new home construction and additions. A complete line of natural or propane gas, direct vent, natural vent and non-vent products providing the best in quality, style, and an uncompromised collection of designer accessories.


Family owned & operated since 1996, TNT Services Group. is a Frederick, MD based building provide firm for the domestic building industry, serving the DC, Maryland, Virginia, West Virginia, Delaware, and Pennsylvania areas. Our firm installs windows and exterior doors and supplies porch material, columns, features, and screens to our clients.