Hallmark Windows and Siding, Inc. is a family owned and operated company with offices located at 5732-D Industry Lane, Frederick, Maryland & 8220 Larry Place, Suite A-1, Bethesda, Maryland. We are dedicated to serve our Maryland, Virginia, and Washington DC customers. We specialize in thermal replacement windows, insulated vinyl siding, and all types of roofing.

We are the premier dealer and installers for over 20 manufacturers. We can offer a greater number of options and choices to our customers because of our extensive product line. Most of our products come with a lifetime warranty and HALLMARK backs our work with a 5 year labor guarantee.

HALLMARK is dedicated to providing the highest level of service to all our customers. In the past 12 years we have over 5000 customers who trusted HALLMARK for their home improvement needs. Please give us the opportunity to work on your next home improvement project. Contact us about a free no-pressure in-home estimate.

" Our goal is to give our customers the highest level of customer service, top quality products and the most professional installation and service."

Meredith W. Hall
Hallmark Windows and Siding, Inc.