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Customer Reviews


Customer satisfaction is what drives us to provide the best quality products and reliable services year after year. We would like to thank our customers that took the time to provide us valuable feedback.

See our most recent reviews below.

For more reviews check out Yelp, Angie's List   & Facebook.

Truly courteous and professional in every way.

You may find lower cost estimates; however, you will not find another company that treats your home like it was theirs and have this quality of product to offer. From the initial visit by someone to take measurements, the office staff, and the install team, I quickly knew we had the right company. Joon and his...

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E. W | Alexandria, VA

They are experts in their field and a pleasure to work with. 

The installation went really well.  Both young and Joon really showed that they are experts in their field and a pleasure to work with.  We are very happy with our Okna windows and noticed that there is less draft and more sound proofing now.  We haven’t used the doors much - quarantine, but noticed that it is...
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Anges, H | Reston, VA

Quality of work was exquisite

I replaced my front door and all my windows using Windows on Washington, and I had an excellent experience start to finish. The salesman Greg was engaging throughout the entire process, answering my many questions as I worked to get everything approved by my HOA. On the day of the installation, the team showed up...

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Madeleine, W | Virginia

We will definitely be back.

Our experience with Windows on Washington was outstanding. We have already left a detailed 5-star review on Yelp. If we need more home repairs/upgrades/etc., we will definitely be back.

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Jason, L | Arlington, VA

Meticulous, open and honest

Mr. Kim was amazing throughout the whole process! He was fast, efficient, but also very meticulous about his work. I love my windows! Windows on Washington came earlier than I expected and was so pleased to have them do the work a day after Christmas. That is true dedication! Mr. Kim's attention to detail and...

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Taylor, B | Cheverly, MD