Replacement Windows, Vinyl Siding, James Hardie Siding Maryland, Northern Virginia, Washington DC Exterior Windows and Siding estimates Maryland, Northern Virginia, Washington DC
replacement windows maryland northern virginia washington dc
Maryland, Northern Virginia, Washington DC
Our Customers Say:

“Very professional installers.”
-Thompson and Kengle, Laurel, MD
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Replacement windows contractor MD. Licensed Bonded Insured

Windows and Siding Certified Contractor

Maryland, Northern Virginia, Washington DC

Thank you for your interest in Hallmark Windows And Siding. We have been in business since 1994, family owned and operated and have an A+ rating with the Better Business Bureau. We are happy to serve your vinyl windows, vinyl siding, patio door, roofing and gutter needs. Please see below for our insurance information, proof of licensing and certifications.

Top 500 Remodeler - 2007

We are pleased to announced we have been named to the Qualified Remodeler Magazine Top 500 Remodeler 2007 list. This national list highlights the most successful remodeling companies in the United States. We wish to thank everyone who was involved in taking us to the top 500.

Better Business Bureau
We have an “A+” Better Business Bureau Rating

Our Licensing
We hold all the licenses to perform work in the DC Metro area. Our primary license is from the Maryland Home Improvement commission. License number #49261. Our Virginia Class A Contractor's License number is #2705-113570A. Washington DC Business License #7255.

maryland license
Virginia contractors license
washington DC License

Our Insurance
When you have work performed at your home or business, you want to be assured that the company you have hired carries the necessary liability insurance and workers compensation. Reputable companies will be able to produce an insurance certificate to prove they have insurance, and if necessary have your address specifically added to the policy. Here is a copy of our insurance certificate.


Installation Masters
Installation Masters
CertainTeed Master Craftsman Installation Masters
  CertainTeed Master Craftsman

We hold multiple industry certifications for product knowlege, installation and service including CertainTeed Master Craftsman, James Hardie Alliance, Interlocking Paver Institute and Vinyl Siding Institute. Below are some highlights:

James Hardie Alliance Program

Installation Masters
This training program certifies thorough knowlege of James Hardie Siding products. Alliance members are part of an elite group of contractors who enjoy a close relationship with the James Hardie Corporation.

CertainTeed Master Craftsman Certifications

Installation Masters CertainTeed Master Craftsman

The CertainTeed Master Craftsman program offers advanced education and training for building professionals. Successful completion of these courses demonstrates commitment to your profession and industry, and show thorough knowledge of CertainTeed products.

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-MD License #49261
-VA License #2705113570A
-DC License #7255
-Insurance Certificate

About Us

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