Highly Efficient, Low-Maintenance Windows From PJ Sullivan Exteriors
The Tri-State’s Most Trusted Window Replacement Company
Homeowners often aren’t sure when it’s time to replace their windows. At PJ Sullivan Exteriors, we know the signs to look out for. If your units are difficult to operate, drafty, warped or rotting, we recommend investing in replacement windows right away. New windows can work wonders for your home, boosting curb appeal and lowering your energy bill by double digits.
After more than a decade in the industry and experience with many different products, we’ve chosen to offer our clients the Marvin Signature, Marvin Elevate and Marvin Essential line of windows from esteemed window designer Marvin®. These windows are tough and long-lasting, as well as modern and beautiful. Designed for unprecedented performance and exceptional aesthetics, these windows are perfect for a luxury home exterior.
Fiberglass Windows
Fiberglass is well known for its longevity and remarkable energy-saving qualities, keeping your interior cozy and comfortable during the cold months. Spring and summer rainfall is no match for the low-maintenance features of fiberglass windows — a simple wipe with soapy water will keep your windows looking great for up to 40 years!
Your Project. Our Passion.
Five-Star Client Reviews
At PJ Sullivan Exteriors, we prioritize exceptional service and the highest level of quality, every time. Read some of our client reviews below.
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"Simply the Best"Peter Sullivan is very easy to communicate with and made himself a real partner with a vested interest in a successful outcome.- Nina S.
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"A True Innovator"I would highly recommend Peter to anyone looking for an honest, capable, and professional contractor. He will exceed your expectations! It’s no accident that his company is one of the best in Midland Park.- Former Client
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"High-Quality Work"If you want quality and professionalism, look no further!- Gabor V.
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"Amazing Work From Start to Finish"Pete is a pleasure to work with, and all of his work, and the work of his team, is top quality. His design suggestions are always insightful.- Jason F.
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"Creativity & Passion"After interviewing a few contractors, we chose Peter for many reasons, but the outstanding one was his creativity. He gave us good ideas for our project and delivered on time and within budget.- Former Client
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"Highly Recommend"The job at my house was wonderful from beginning to end. I would definitely recommend them to anyone.- Josephine C.
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"Treats You Like Family"I love the way they treat their clients and I'm happy to work with them! Pete and his guys were fabulous.- Steven J.
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"Friendly & Respectful"Pete and his team did a great job on my project. They were conscientious of my budget and did their best to work within it. His crew work was very clean and they were very friendly and respectful to my family.- Alex M.