The staff notified me of the date and time of arrival and it was great to see the old windows removed and the new install was great I am pleased with the professional work the entire staff of Window N... See more
Company replied
While we don't verify specific claims because reviewers' opinions are their own, we may label reviews as "Verified" when we can confirm a business interaction took place. Read more
To protect platform integrity, every review on our platform—verified or not—is screened by our 24/7 automated software. This technology is designed to identify and remove content that breaches our guidelines, including reviews that are not based on a genuine experience. We recognise we may not catch everything, and you can flag anything you think we may have missed. Read more
See what reviewers are saying
There was an issue with the size of our windows but Doug reached out and was very accommodating and professional, and resolved the matter very quickly. We ended up with beautiful windows that was ins... See more
Company replied
Workmen arrived on time, were polite and pleasant, and did a great job. The new window looks great. My installation was complicated and they handled it well. My only complaint was the “robo-email “ t... See more
Company replied
From my first contact with the sales representative, I felt heard. Joe was not pushy, he took his time in explaining the process and the cost. Everyone, from the sales rep, the scheduler, to the insta... See more
Company replied
Company details
Why Window Nation is the best choice
Written by the company
- Energy Efficiency
- Tired of high utility bills? Replacing your old windows with our energy-efficient ones could lower your utility bills month after month. Our windows are made with top-quality insulated frames and seals, so you’ll get windows other companies can’t match. You’ll start saving money every month year-round.
- Expert Installation
- New windows are useless without proper installation. When you choose Window Nation, your new windows are expertly installed for a perfect fit and years of worry-free protection – and installed in 1 day. Our teams are local, so they understand what it takes to ensure your windows can handle the weather in your area.
- Styles and Colors
- Available styles and colors Whether you have standard-looking windows or a full-custom home, we can replace them. Each of our windows is expertly measured and custom-made for your home – even odd sizes. With over 1,500 styles and colors to choose, you’ll get the windows you want – even if you have an HOA or historic district.
- Lifetime Warranty
- Your current windows haven’t lasted – how can you be sure new ones will? At Window Nation, we stand behind our windows and doors with a lifetime warranty. That’s because we know we sell the best windows you can buy – and we’re confident they’ll perform and protect your home for decades.
Our Mission
Solve problems by installing solutions.
At Window Nation, we help homeowners reimagine their spaces with premium, energy-efficient windows built for beauty, comfort, and long-term performance. With over one million windows installed and more than 30 markets served nationwide, we’ve earned a reputation for expert craftsmanship and customer-first service. Our story began with a simple goal: to offer homeowners high-quality window solutions tailored to their unique needs. Today, that mission still drives us. We offer one of the largest selections of styles, colors, and materials, all customizable to fit your vision and your budget. Our Exterior Design Consultants work closely with every customer, ensuring a seamless experience from consultation to installation. Backed by industry-leading warranties and thousands of five-star reviews, Window Nation is proud to be a trusted partner for home improvement. We’re also committed to giving back, supporting the communities we serve through local partnerships and initiatives. Whether you’re upgrading for energy efficiency, curb appeal, or peace of mind, Window Nation delivers products you can trust and results you’ll love. Come discover why so many families continue to choose Window Nation, the company where quality, value, and service meet.
Contact info
8198 Terminal Rd,, #105, 22079, Lorton, VA, United States
- 703-372-4540
Window Nation
4.6
Excellent
108 reviews
Asks customers to review
This company invites their customers to review, whether positive or negative
At Trustpilot, it's all about human content. This business can also access our AI-assisted response tool which helps them draft replies.
How this company uses Trustpilot
See how their reviews and ratings are sourced, scored, and moderated.
The salesman and the installers did a…
The salesman and the installers did a good job, but trying to communicate with folks in the office (order status and installation questions) was horrible.
14 July 2025
Reply from Window Nation - Lorton
We appreciate your honest feedback, Bruce. We are saddened to hear that your experience did not meet your expectations. We will use this to grow and improve our teams and practices. If there is anything we can do to assist you further, please don't hesitate to reach out.
Reply from Window Nation - Lorton
We are so glad the installation team exceeded your expectations. Thank you for sharing your positive experience with us!
Interior and exterior workers were…
Interior and exterior workers were focused, careful and they cared about their task at hand. They made sure their shoe covers were on/off which we appreciated. AAA +++
14 July 2025
Reply from Window Nation - Lorton
We always strive to deliver excellent customer service and we're thrilled to hear this was your experience. We're happy to hear that our interior and exterior workers were focused and careful. We're thrilled you had such a wonderful install experience and are happy to welcome you to the Window Nation family!
Installers came in and got straight to…
Installers came in and got straight to business. Professional and great workers!
14 July 2025
Reply from Window Nation - Lorton
We're glad to hear that our installers were such wonderful examples of professionalism and that their work exceeded your expectations. We're thrilled you had such a wonderful install experience and are happy to welcome you to the Window Nation family!
Reply from Window Nation - Lorton
We're happy to hear that you were pleased with our team's workmanship and tidiness. Thank you for your positive feedback; we appreciate it.
Reply from Window Nation - Lorton
We're glad to hear that our installers were such wonderful examples of professionalism and that their work exceeded your expectations. We're thrilled you had such a wonderful install experience and are happy to welcome you to the Window Nation family!
The Trustpilot Experience
Anyone can write a Trustpilot review. People who write reviews have ownership to edit or delete them at any time, and they’ll be displayed as long as an account is active.
Companies can ask for reviews via automatic invitations. Labeled Verified, they’re about genuine experiences.
Learn more about other kinds of reviews.
We use dedicated people and clever technology to safeguard our platform. Find out how we combat fake reviews.
Learn about Trustpilot’s review process.
Here are 8 tips for writing great reviews.
Verification can help ensure real people are writing the reviews you read on Trustpilot.
Offering incentives for reviews or asking for them selectively can bias the TrustScore, which goes against our guidelines.