What People Are Saying
We’re most proud of the stellar reputation we’re earned over nearly 40 years working in the Chicagoland area.
Why Do So Many Chicagoland Homeowners Choose Excel Windows?
It’s more than just creating beautiful living spaces. It’s our total commitment to the customer experience that allows us to exceed your expectations – every time.
Check Out Our Current Promotions
Buy 4 and Save! Buy 9 and Save More!! Buy 15 and SAVE HUGE!!! Save on any quantity of Vinyl, Fiberglass or Wood Windows from Excel.
Our Stellar Reviews Say It All
For over 40 years, Excel has exceeded the expectations of customers just like you. Read what they had to say.
Get Your Free Design Consultation Now
Getting an estimate from Excel is always free and there’s no obligation. Our experienced designers will present all the options and leave you with an exact quote.
Take A Look At This Week’s KwikVideo
Thanks to Mike N. from Mokena for his truly kind words about the work Excel did on his home. He’s thrilled with his new siding, windows and patio door and was happy to share his excitement about the process and finished results. We thank you, Mike, for trusting Excel to improve your beautiful home and know you’ll enjoy the new features for years to come.
Windows are Design Focal Points and Open Your Home to the World Around You
As a free service, you can meet with one of our design specialists who will bring samples, share styles, colors and options, measure your windows and leave you with an exact qoute.
My gas bill went down about $225 this winter, should be better next winter as I have basement windows now
Joseph Cimino
South SuburbsGreat showroom you can see and feel the product before you buy it – Unlike the other window companies
John & Ann Kornberger
BridgeviewWe couldn’t be happier with our new windows. The installation crew probably left things cleaner than they found them
Mike & Lynn Merrick
LockportYour installers were very pleasant and courteous as well as other staff. I especially appreciate everything being done at the exact time you said they would
Lorraine Slaughter
Melrose Park
Recent Home Improvement Projects
These aren't stock photos we grabbed from the Internet, they're real jobs for real customers. Some might even be in your neighborhood.
Our Process
A simple overview of the process that we use to get the best results for our customers.
Define Your Needs
Our design specialists listen to your requests, share ideas, and leave you with an exact price.
Design & Styling Ideas
You will choose from a wide range of beautiful design options - color, style, types.
Custom Manufacture
Your windows are custom-built to fit the exact specifications of your home. No cheap pre-fab.
Quality Installation
Our expert craftsmen are employees, not sub-contractors. They pay attention to every detail.