Window Replacement Contractors in​ Naperville, IL

Window Replacement Services in Naperville

Residents and businesses in Naperville, IL, trust experienced window contractors to deliver efficient, high-quality window replacement solutions. Whether you're renovating an older home, upgrading to energy-efficient models, or replacing damaged frames, our skilled team is prepared to handle every step with precision and care.


We provide a comprehensive range of replacement window options, including double-hung, casement, sliding, picture, bay, and custom shapes. In addition to standard window replacements, we also offer skylight replacement services for homes and commercial properties. Our team ensures that each installation is secure, well-insulated, and tailored to complement the aesthetic and functional needs of your property.


From initial consultation through final inspection, we focus on delivering personalized service, timely project execution, and results that exceed expectations.

Man performing a window replacement.

SIGNS OF WINDOW DAMAGE

DIRTY WINDOWS; MOISTURE OR “FOG” CONDENSATION THAT WON’T COME CLEAN

MOLD, MILDEW, OR HUMIDITY PROBLEMS IN THE HOME

EXPANDING AND SHRINKING WINDOWS

CRACKS IN WINDOW

OUTDOOR NOISES SEEM UNUSUALLY LOUD

SEE LIGHT THROUGH CRACKS AROUND THE FRAME

EXPANDING AND SHRINKING WINDOWS

OLDER WINDOWS THAT LET AIR IN

Schedule a Free window replacement  Consultation

SCHEDULE A CONSULTATION

Brands and style WINDOWS WE OFFER

A brick house with newly replaced windows.

PELLA

A sunroom with newly installed bay windows.

Andersen

A kitchen with newly installed windows.

Midway

PELLA

Andersen

Looking for Skylight Replacement? We've Got You Covered

FTC Oury proudly partners with Velux USA for all skylight replacement projects. Velux is renowned for its high-quality, energy-efficient skylights that ensure durability and flood your home with natural light. Our commitment to excellence means we only use the best products in the industry. Whether you're looking to brighten a room or improve ventilation, trust FTC Oury to deliver outstanding results with Velux skylights. Enhance your living space with reliable, beautiful, and sustainable solutions that stand the test of time.

LEARN MORE
Newly replaced skyline windows.
A man looking at his newly replaced windows.

Quality Window Replacement

We use top-tier products from manufacturers known for engineering durability, energy performance, and lasting value. Our window selections feature advanced materials and glass technology, including Low-E coatings, multi-pane construction, argon gas fills, and reinforced weather sealing. These components work together to improve indoor comfort and reduce heating and cooling costs throughout the year.


Every window and skylight installation is performed by licensed professionals who take pride in clean, accurate work. We pay close attention to alignment, trim details, and proper sealing to ensure a smooth finish and long-term reliability. Our team also provides product and labor warranties for added peace of mind.


When you choose our services, you are investing in enhanced performance, aesthetic appeal, and superior craftsmanship.

When Should You Replace Your Windows?

Several warning signs suggest it may be time to replace your windows. These include persistent drafts, water leakage, cracked or warped frames, condensation between panes, and windows that stick or fail to open properly. If you’ve noticed rising energy costs or discomfort near windows, your home may benefit from upgraded units.


Homes in Naperville built over two decades ago often still feature original window systems that may lack modern energy efficiency standards. Replacing them not only lowers your utility bills but also increases your home’s value and comfort.


For properties with skylights, signs such as foggy glass, interior stains, or visible cracking may indicate the need for replacement. Our team can evaluate your existing skylights and recommend energy-efficient options that restore clarity and insulation performance.

Serving Naperville & Chicagoland

We proudly serve the Naperville community and the surrounding Chicagoland region with dependable, local service. With decades of industry experience, our team is well-versed in the architectural styles and climate conditions specific to Northern Illinois.


We understand the impact that Midwestern weather can have on windows and skylights, and we tailor every solution to ensure optimal durability and performance in all seasons. Our reputation is built on reliability, transparency, and a commitment to customer satisfaction across residential and light commercial projects.

WHAT OUR CUSTOMERS SAY

There are two red diamonds on a white background.

"FTC Oury Group did a great job on our gutters! They were on time,

got the job done fast, and did an excellent job! Also, was pleased

with how polite and professional they were."


James W.

"Top notch company! They replaced my roof and did a fantastic job.

They were professional, organized and fast! Always kept me

up to date when the job would take place and they spotlessly cleaned up

like they were never there! I found their prices much fairer than

several other companies! Highly recommend! A+++++"


Dan F.

There are some key reasons we would recommend Nick and his crew:

they kept appointments and returned phone calls. The crew was professional

and always left the work site clean. They made sure everything was watertight

before leaving in case of bad weather. Worked well with our insurance adjustor

…to get the most value out of our budget without going over. Thanks, Nick! 


Pat & Tom

"Dakota has taken over the business and stood behind the guarantee.

He has checked out and fixed minor problems very promptly, cheerfully, and in a

very fine manner. I couldn’t ask for a more accommodating business person!"


Karen H.

"We are happy with everything and have already recommended

FTC Oury Group to someone in the neighborhood! As one neighbor said,

it’s as if we bought a beautiful new home without having to move."


Pat & Tom

"Prompt, reliable, quality work is what you’ll get from this crew.

The ONLY roofing contractor that I will use."


Matt C.

"My wife and I used FTC to replace the siding on our home. We met with

their sales rep a number of times to make sure we were selecting the right

type of siding and more importantly, the right color. We are extremely

satisfied with the quality of the work and the siding that we picked out.

Very clean and tidy while working on our home. Almost didn’t know

their crew was there. Thanks!"


Steve & Christa

"There’s no need to waste time with another roofing company. FTC and

Dakota are awesome to work with… truly top-notch people and service.

They will always be my first and only call for roofing work.."


Jonathan

"This company does great work. FTC did a great job on my home.

I would highly recommend them to everyone. Roofing Siding and Windows."


Joe W.

"It was a pleasure working with Dakota and his team.

We are pleased with our new roof and gutters!"


Tracy S.

"Spotted my defective shingles and replaced thru insurance at no

cost to me. Cannot thank these guys enough."


Brian K.

"A+ job replacing our siding and gutters, thanks guys!"


Greg & Shannon

"It was truly a pleasure to deal with the entire staff at FTC Oury, the owners,

the project manager and the installation crew. Everyone was efficient and

professional. Their estimate was very fair and the final cost actually came in

slightly under the original estimate. We would definitely join our friends and

neighbors in highly recommending FTC Oury to anyone needing

roof replacement or repair."


Randy and Trish

Testimonial Card

WHAT OUR CUSTOMERS SAY

"FTC Oury Group did a great job on our gutters! They were on time, got the job done fast, and did an excellent job! Also, was pleased with how polite and professional they were."


James W.

"Top notch company! They replaced my roof and did a fantastic job. They were professional, organized and fast! Always kept me up to date when the job would take place and they spotlessly cleaned up like they were never there! I found their prices much fairer than several other companies! Highly recommend! A+++++"


Dan F.

"There are some key reasons we would recommend Nick and his crew:  they kept appointments and returned phone calls. The crew was professional and always left the work site clean. They made sure everything was watertight before leaving in case of bad weather. Worked well with our insurance adjustor…to get the most value out of our budget without going over. Thanks, Nick!"


Pat & Tom

"Dakota has taken over the business and stood behind the guarantee. 

He has checked out and fixed minor problems very promptly, cheerfully, and in a very fine manner. I couldn’t ask for a more accommodating business person!"


Karen H.

"We are happy with everything and have already recommended  FTC Oury Group to someone in the neighborhood! As one neighbor said, it’s as if we bought a beautiful new home without having to move."


Pat & Tom

"Prompt, reliable, quality work is what you’ll get from this crew.  The ONLY roofing contractor that I will use."


Matt C.

"My wife and I used FTC to replace the siding on our home. We met with their sales rep a number of times to make sure we were selecting the right type of siding and more importantly, the right color. We are extremely satisfied with the quality of the work and the siding that we picked out. Very clean and tidy while working on our home. Almost didn’t know their crew was there. Thanks!"


Steve & Christa

"There’s no need to waste time with another roofing company. FTC and Dakota are awesome to work with… truly top-notch people and service. They will always be my first and only call for roofing work.."


Jonathan

"This company does great work. FTC did a great job on my home. I would highly recommend them to everyone. Roofing Siding and Windows."


Joe W.

"It was a pleasure working with Dakota and his team. We are pleased with our new roof and gutters!"


Tracy S.

"Spotted my defective shingles and replaced thru insurance at no cost to me. Cannot thank these guys enough."


Brian K.

"A+ job replacing our siding and gutters, thanks guys!"


Greg & Shannon

"It was truly a pleasure to deal with the entire staff at FTC Oury, the owners, the project manager and the installation crew. Everyone was efficient and professional. Their estimate was very fair and the final cost actually came in slightly under the original estimate. We would definitely join our friends and neighbors in highly recommending FTC Oury to anyone needing roof replacement or repair."


Randy and Trish

REQUEST A QUOTE

Looking to get started with your window or skylight replacement project in Naperville, IL? Schedule an on-site consultation, it’s the first step toward more efficient, beautiful windows and a more comfortable home.

Window Replacement Contact Form