The two-man staff did our 5 windows in one morning with no mess left and a short though comprehensive and clear out-briefing. The manner of the senior partner was professional yet friendly.
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
The sales rep was competent and pleasant; the scheduler was proficient and flexible; the installers were excellent and polite. In other words, from start to finish, Window Nation was excellent! I'm... See more
Company replied
Scheduled an in-home estimate with Window Nation for 7 PM and they completely no-showed—no call, no text, nothing. Took time out of my evening for this and got zero communication or respect for my tim... See more
Company replied
Contractors did good work. They didn't really explain much, just showed up, knocked out the work, and left. They were mostly clean, but I found some trash and construction debris around my property... 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
871 Cromwell Park Drive, 21601, Glen Burnie, MD, United States
- 410-766-8488
Window Nation
4.4
Excellent
240 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.
Showed up on time
They came on time. They did a good job with the installation and cleaned up after themselves. No complaints
October 2, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that the installation was completed well and on time, and that our team cleaned up after themselves. Thank you for your feedback!
Excellent!
Sam Swann gave an excellent presentation and was very sincere. The team measurer was so informative & thorough, he told me what to clear away from windows for easy access for the installers and for items that could be broken. The window installer Alex and his partner were excellent. They worked so hard in the incredible heat & answered all my questions. Those 2 guys are superb! Your customer service team is fantastic as well. They answered & followed through every question I had. Im extremely happy with my experience.
July 29, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that you had such a positive experience! It's great to know that our team was informative and helpful, and that the installation process was smooth. Thank you for sharing your feedback.
Installers were friendly and very…
Installers were friendly and very efficient. Finished product looks great.
October 2, 2025
Reply from Window Nation - Maryland & DC
We're glad you enjoyed your experience with our efficient installers, and we appreciate your positive feedback on the finished product.
Great install crew!
Thanks to the great crew that arrived early, and finished in a timely manner. They were all professional, clean & finished with nice work.
October 2, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that our crew's punctuality and professionalism resulted in a job well done. We appreciate you taking the time to share your positive experience.
Reply from Window Nation - Maryland & DC
We're glad you're pleased with our organized service and the clean windows. Thank you for your positive feedback!
Wrong type of window received
Ordered a bay window and received a bow window. Because this happened on Saturday, there was nobody to talk to about it. Waiting to hear if they are going to fix it. Strongly suggest that a manager be on call on weekends for problems that may arise.
September 27, 2025
Reply from Window Nation - Maryland & DC
We regret that you received the wrong window and that no one was available to assist you immediately. We appreciate your suggestion about weekend support, and we'll look into it. Thank you for your feedback.
Excellent experience!
Beginning with the online app through the install, Window Nation, the workers and staff went over and above to work quickly and efficiently. Excellent experience!!!
September 29, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that our staff and workers went above and beyond to work quickly and efficiently from the beginning through the installation. Excellent experience!!!
Flawless Service and Impeccable Craftsmanship — Highly Recommend!
Window Nation exceeded all our expectations! From start to finish, their team was communicative, professional, and genuinely helpful. They manufactured and shipped our windows ahead of schedule, which made the whole process stress-free. Installation was an absolute breeze — their four-man crew completed 18 windows in less than 7 hours with precision and care. The workmanship was impeccable, and the team left everything spotless. We couldn’t be happier with the results and would highly recommend Window Nation to anyone looking for top-quality windows and exceptional service.
September 29, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that our team exceeded your expectations! It's great to know that you found our team communicative and helpful, and that the installation was completed with precision. We appreciate your recommendation!
The appointments were kept pretty much…
The appointments were kept pretty much on time. Although the windows were expensive the presentation was very good. Clean up immaculate. Installers were nice.
September 26, 2025
Reply from Window Nation - Maryland & DC
We're happy to know that our team kept the appointments on time and that you found the presentation very good. We appreciate your acknowledging the immaculate cleanup and the installers' kindness.
I truly appreciate the 4 gentleman who…
I truly appreciate the 4 gentleman who installed my new windows on September 19th. The installation went smoothly and the customer service was excellent! Thank you Window Nation for a job well done!
Mary Wong-Small
September 22, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that the installation went smoothly. We appreciate your positive feedback regarding the team's customer service and the work completed on September 19th. Thank you!
The crew came on time and their work…
The crew came on time and their work was thorough, clean, and professional.
September 25, 2025
Reply from Window Nation - Maryland & DC
We're happy the crew was punctual, thorough, clean, and professional. We appreciate your positive feedback and thank you!
My experience with Window Nation was…
My experience with Window Nation was excellent. They arrived on time and installed and completed the job as stated. I highly recommend using them. My sales rep Chris Wellde is exceptional.
September 25, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that your installation was completed as expected and that you were pleased with our team's punctuality. Thank you for recommending us and for mentioning your positive experience with our sales representative.
Workmanship is outstanding
Workmanship is outstanding. On time, no hitches, no surprise extra costs, no surprises at all. Finished in less than 6 hours (6 windows) cleaned up everything. 👍
September 23, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that our workmanship exceeded your expectations! It's great to know that the installation process was smooth, timely, and without unexpected costs. Thank you for your positive feedback.
The installers did a great job
The installers did a great job. The only problem is that we wanted the same windows that we had installed previously, the screens are not the same, but I mentioned that on the job completion form.
September 19, 2025
Reply from Window Nation - Maryland & DC
We appreciate your feedback and are glad the installation went well. We've received your note about the screens and will look into this to ensure your satisfaction.
The were a professional and fast group
The were a professional and fast group. They worked to make sure we were satisfied
September 16, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that our team's professionalism and speed ensured your satisfaction. Thank you for sharing your positive experience with us!
They finished the project quickly.
September 18, 2025
Reply from Window Nation - Maryland & DC
We're glad you appreciated our team's efficient work on your project. Thank you for your positive feedback!
Windows Nations were quick and…
Windows Nations were quick and efficient and stayed in touch the whole time. Love the new windows!!
September 16, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that our team provided you with efficient service and kept you informed. We appreciate your positive feedback and are glad you love the new windows!
Henry and his crew were arrived on time…
Henry and his crew arrived on time and did a fantastic job installing our new windows, answered my questions and educated me how to properly open the tilt windows for cleaning. They cleaned up inside and outside my home didn't even know they were there. Great workers polite and friendly.
September 18, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that the installation team was punctual, did a fantastic job, and addressed your questions. It's great to know that they were respectful of your home. Thank you for sharing your positive experience.
The process was quick and easy and the…
The process was quick and easy and the installers were friendly, courteous. They cleaned up and vacuumed after the install and asked if we had questions.
September 16, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that the installation process was quick and easy for you. It's great to know our installers were friendly and courteous and left the area clean. Thanks for your feedback!
Professionalism
The professionalism of the team at window nation has been quite good, from sales rep to custom measuring to the final installation and customer reps that got in touch to make scheduling. I will definitely refer them and use them again.
September 15, 2025
Reply from Window Nation - Maryland & DC
We're happy to hear that the team's professionalism, from sales to installation and scheduling, met your expectations. We appreciate your referral and are grateful for your feedback!
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.
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.