Professional Window Installation and Replacement Services for California Homeowners
Expert Window Installation, Replacements, and Repairs. Your Trusted Partner Across California Since 2015.



Best Window Replacement Company In California
Upgrade Your Southern California Home with Lifetime Window Replacement.
At CAT Exteriors, our expert window specialists serve Southern California communities. We treat every client like family, ensuring you’ll always collaborate with a qualified professional who takes immense pride in their craft. Our focus is comprehensive new window installations, not just quick fixes, guaranteeing lasting beauty, efficiency, and comfort.
We provide complete premium window systems, meticulously installed for lasting performance and enhanced curb appeal. From initial detailed assessments to the finishing touches, our dedicated team manages every aspect of your window replacement with unparalleled attention. We use only the finest materials, ensuring every new window delivers superior insulation, security, and aesthetics.
Choose CAT Exteriors for a singular investment in your home’s future. You’ll gain unmatched quality and a worry-free window service, securing your peace of mind and the lasting value of your property.
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Testimonials
See What Our Satisfied Customers Have to Say About Our Window Services
“We just had 10 new windows installed by CAT Exteriors and honestly we couldn’t be happier. From the first call to the finished job, everything was explained clearly and done beautifully. We especially liked that our consultant Jacob kept us updated by phone the whole time. We’d recommend this service to anyone needing window replacement.”
Tong N.
“Great service, great product! Everyone we worked with at CAT Exteriors was so nice and knowledgeable about the window installation process. After they finished, they made sure everything was cleaned up perfectly. Our new windows look amazing and have really improved the feel of our home.”
Robert G.
“Our old windows were a real energy drain. CAT Exteriors came in and their team led by Stewart was super efficient. He explained the whole process and the installers were quick and professional. The new windows are sturdy and have made our house much quieter and more comfortable. Definitely a worthwhile investment.”
Emily M.
“Everything went smoothly with our window installation. Our sales rep Jacob had some really good ideas for the style which we ended up using. The installers called ahead, showed up on time, and did a fantastic job. We’re really enjoying the new windows, they make a huge difference!”
Monica A.

What We’re Offering
Meeting all your window needs!

High Quality Window Replacements
Discover the Lifetime Window Replacement Homeowners Love
At CAT Exteriors, we take immense pride in being the preferred choice for California homeowners seeking top-notch window solutions that truly stand the test of time.
When it comes to homeowner window projects across California, our name is synonymous with unmatched quality and customer satisfaction. Our team of skilled window professionals is dedicated to delivering superior craftsmanship, unwavering reliability, and an exceptional customer experience with every new window replacement project we undertake.
What truly distinguishes CAT Exteriors from the rest is our commitment to treating every client like family, meticulously employing advanced window installation techniques, and paying precise attention to every detail. With CAT Exteriors, you can trust that your homeowner window project is in the most capable hands, and we’ll work tirelessly to ensure your new windows are a one-time investment that exceeds all expectations.


Benefits of Choosing CAT Exteriors for Your Window Replacement Needs
Lifetime Warranty
Protected by a comprehensive, transferable lifetime limited warranty on our window products, ensuring lasting peace of mind for your investment.
Flexible Financing
We offer a range of flexible financing solutions designed to make your window replacement project affordable, with competitive rates and easy approval processes.
Expert Installation
Our certified professionals deliver precise and efficient window installation, ensuring optimal performance, energy efficiency, and a perfect fit for your home.
Trained Roofers
Our team comprises highly trained and certified window specialists, bringing extensive expertise and dedication to every project, ensuring a smooth and reliable experience.

Top-Rated Window Installation and Replacement
Proudly Installing Anlin Windows
At CAT Exteriors in California, we prioritize your home’s comfort, efficiency, and beauty with the unparalleled quality of Anlin Windows. We are dedicated to providing superior window replacement solutions designed for lasting performance and aesthetic appeal.
When it comes to new window installation, trust CAT Exteriors. Our skilled window professionals ensure precision and efficiency in every window project. Anlin stands out with their industry-leading reliability and robust warranty programs, giving homeowners confidence in their investment.
Don’t let aging windows compromise your property. Choose CAT Exteriors for Anlin windows that offer comprehensive warranties, uniquely covering materials and installation for lasting peace of mind. Experience reliable window installation services that protect your home and investment.


They Did It, You Can Too!
Join the many homeowners choosing CAT Exteriors for window replacements that offer a Lifetime Warranty, significantly enhance energy efficiency, and boost long-term property value. Schedule your free consultation today to see why this smart investment pays off.








