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Chicago's Professional Window & Door Installation Experts

Chicago's Professional Window & Door Installation Experts Chicago's Professional Window & Door Installation Experts Chicago's Professional Window & Door Installation Experts

Windows focused, customer obsessed

Request a Free Estimate

312-248-4333

Chicago's Professional Window & Door Installation Experts

Chicago's Professional Window & Door Installation Experts Chicago's Professional Window & Door Installation Experts Chicago's Professional Window & Door Installation Experts

Windows focused, customer obsessed

Request a Free Estimate

312-248-4333

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    What our customers are saying

    "If you want to feel 100% confident you're getting the best windows, the best service, and the most skilled installation for your buck, don't contact anyone but JC Lilly. Seriously. This company was a dream throughout our long search for replacement windows."  Lauren B. Chicago

    Map of Customer Projects (pdf)

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    About J.C. Lilly

    Knowledgeable Experts

    Founded in 2007 by Jean Frankowski, J.C. Lilly Windows & Doors has completed several thousand window and door projects in Chicago and it's suburbs. 


      Our focus is providing our clients an awesome experience, with great products, at an affordable price. We know the window replacement process can be a confusing undertaking with all the industry mumbo jumbo and confusing choices.   


    We strive to give you a clear and simple explanation of your choices based off your budget and do the job right the first time.


    We Care About the Details

    Our business plan is simple:

      Focus on installing only the best products, exactly how the manufacture requires them installed and treating our customers like gold. We don't "sell" you anything - we just give your your options and make your project a peaceful reality.

    Customer Satisfaction Guaranteed

    Of course we are going to tell you how great we are at installing your windows, but don't take our word for it! Check out our past customer reviews!  Let J.C. Lilly deliver the best project for you!

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    Schedule an Appointment

    To set up a window service consultation, please contact us at your convenience. We look forward to meeting you soon.

    J.C Lilly Windows and Doors LLC

    2020 N California Ave #195, Chicago, IL 60647

    312-248-4333

    Hours

    Monday - Saturday: 8AM–5PM

    and by Appointment



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