We are a Family Owned & Operated Exterior & Roofing Company serving St. Charles and the Surrounding Area
Klemm Exteriors, formerly G. Klemm Roofing, now offers an expanded range of exterior services while continuing the same trusted service you know. With over 31 years of experience serving the Fox Valley and Chicagoland areas, we are your reliable partner for roofing, siding, gutters, skylights, and repairs. Homeowners across DuPage and Kane counties count on our craftsmanship, attention to detail, and commitment to protecting and enhancing their homes.
Our Roofing & Exterior Services Include:
Residential Roofing
Our expert roofing solutions include inspections, repairs, and full replacements, ensuring your home remains safe and well-protected from the elements.
Siding Installation & Repair
Upgrade your home’s exterior with durable, energy-efficient siding designed to enhance curb appeal and provide lasting protection.
Gutters Services
Our seamless gutter systems are custom-fit to your home for maximum performance and curb appeal. Whether you need new installation, repair, or gutter guards, we’ve got you covered with trusted solutions built to last.
Skylights
Bring in more natural light with professional skylight installation and repair. We ensure proper sealing and installation for leak-proof performance.
Windows & Door
Expert window and door replacement and repair services designed to improve your home’s comfort, appearance, and energy efficiency.
Flat Roof Solutions
Our flat roofing services provide durable, long-lasting protection for commercial and residential properties needing specialized solutions.
Roof Repair Services
Storm damage? Leaks? Wear and tear? Our team is ready to provide fast, reliable repairs for roofing, siding, gutters, and more to keep your home in top shape.
Commercial Services
Whether you manage a retail space, office complex, multi-family property, or industrial building, our experienced team delivers reliable and professional solutions designed to meet your specific needs.
Home Outdoor Services
Our professional outdoor surface services include epoxy flooring, decorative concrete, asphalt work, and driveways, helping enhance durability, function, and curb appeal for your home.
Holiday Lighting Installation
Bring your home to life this holiday season with professional, custom-designed lighting from Klemm Exteriors. We handle everything from design to takedown so you can enjoy a safe, stress-free, and beautiful display.
Why Choose Klemm Exteriors?
- 31+ Years Experience
- Precision Craftsmanship & Attention to Detail
- Honest Roof Inspections & Assessments
- Highly Rated by Local Homeowners
- Premium Materials & Expert Installation
- Proudly Serving Fox Valley & Chicagoland
Proudly Serving St. Charles and the surrounding cities of the Fox Valley and Tri-Cities area.
Klemm Exteriors is dedicated to providing high-quality roofing and exterior solutions to homeowners throughout Fox Valley, the Tri-City area, Naperville, Bartlett, Oak Brook, Wheaton, Winfield, and surrounding Chicagoland suburbs.
Our team understands the unique challenges that Illinois weather presents, and we work diligently to ensure your home is protected with durable, long-lasting materials. Whether you need a roof replacement, siding repair, or general exterior improvements, we are here to help.
Check out our Reviews!
Your Local Roofing & Exterior Experts
Klemm Exteriors is proud to serve the beautiful community of St. Charles and the surrounding cities of the Fox Valley and Tri-Cities area, offering professional roofing and exterior solutions for both residential and commercial properties. As the premier roofing and exteriors company in the region, we’ve built a reputation on trust, craftsmanship, and exceptional service. With over 31 years of industry experience, our family-owned and operated team is dedicated to protecting homes and businesses across St. Charles, the Fox Valley, and Tri-Cities with durable, high-quality materials and expert installations.
March 2026
Is Your Roof Ready for Spring Storm Season in Illinois
Spring storm season is officially underway across Illinois, and March is often when winter roof damage reveals itself.
December 2025
10 Tips for Maintaining Your Roof This Winter
Prepare your roof for the cold months ahead with these 10 essential winter roof maintenance tips. Learn how to prevent damage, avoid leaks, and keep your home safe this winter with expert advice from Klemm Exteriors.
November 2025
Common Winter Roofing Problems: How to Spot Them
Learn how to spot and prevent common winter roofing problems like ice dams, leaks, and shingle damage. Protect your home this winter with tips from Klemm Exteriors.
Proud to Work With
Ready to transform your home with expert exterior solutions? Click below to schedule a convenient appointment with our team. We’ll provide you with a personalized, no-obligation estimate and guide you through the process from start to finish.
Get in Touch with Klemm Exteriors
We’d love to hear from you! Whether you have questions about our services, need a free estimate, or want to discuss your upcoming project, our team is here to help.
Request a Free Estimate
Fill out the form below, and we’ll get back to you as soon as possible to schedule your free estimate or answer any questions you may have.
Give us a call or send us a message!
St. Charles
(Office & Showroom)
731 N 17th Street, St. Charles, IL 60174 STE #8
Geneva
(Warehouse Only)
321 Stevens Street, Geneva, IL 60134 STE #F
Have a Skilled Crew? Let’s Work Together.
Klemm Exteriors partners with qualified subcontractors to deliver top-quality roofing and exterior services. If you’re experienced, reliable, and ready to work, we want to hear from you.
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