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Oak Forest, IL Window Installation & Replacement
Trusted Window & Door Company in Oak Forest, IL
At Welsh Windows Plus, we understand that replacing your windows is more than just an upgrade—it’s an investment in your home’s beauty, energy efficiency, and overall comfort. With over 20 years of experience and thousands of successful projects, we’ve built a reputation as one of the most trusted window replacement companies in Oak Forest, IL and the surrounding South Chicago Suburbs. Whether you're in a quiet cul-de-sac off Central Avenue or near the scenic trails of the Midlothian Meadows, we bring tailored solutions to every home.
Our customers consistently rave about our exceptional service, professional craftsmanship, and stress-free installation process—just check out our five-star reviews! We proudly install top-quality products from Pella Windows and Lang Windows, offering Oak Forest homeowners a range of energy-efficient, stylish, and durable window options to match both classic and modern architectural styles.
We take pride in our full-time, in-house team of expert installers, ensuring your project is handled with care and precision—no subcontractors, no shortcuts, and no surprises. Just high-quality work backed by industry-leading warranties and a company-wide commitment to excellence.
From your first consultation to the final walkthrough, we make the process smooth and completely pressure-free. We walk you through every step, provide transparent pricing, and offer flexible financing options to fit your budget. Want to see our craftsmanship in action? Browse our project gallery featuring real homes across Oak Forest and beyond, and imagine what’s possible for your own home.
We’re proud to serve the Oak Forest community—not just with premium windows, but with expert guidance and friendly service you can count on. Ready to upgrade your home? Call us today or fill out our online form for a free, no-obligation quote!
For over 20 years, Welsh Windows Plus has been the trusted choice for residential window replacement in Oak Forest, IL, helping homeowners enhance their properties with high-quality, energy-efficient windows. Our in-house team of skilled installers ensures a seamless process—no subcontractors, just dedicated professionals committed to precision and care. With a hassle-free, no-pressure approach, we provide clear pricing, flexible financing, and industry-leading warranties for total peace of mind. See our past projects in our gallery, read our five-star reviews, and explore our resources to learn more. Call us or request a free quote today!
Apartment / Condo Window Replacement
For over 20 years, Welsh Windows Plus has been the trusted choice for residential window replacement in Oak Forest, IL, and the South Chicago Suburbs. Our in-house team of expert installers ensures a seamless, high-quality installation with no subcontractors—just skilled professionals dedicated to enhancing your home’s beauty, comfort, and energy efficiency. We offer a hassle-free, no-pressure experience, complete with transparent pricing, flexible financing, and industry-leading warranties. See our past projects in our gallery, read our five-star reviews, and explore our resources for helpful insights. Ready to upgrade your home? Call us or request a free quote today!
Residential Window Replacement
Why Choose Us
Locally Owned & Made
Rooted in the South Chicago Suburbs. We intimately comprehend the needs and challenges of the local community. We are here to serve our neighbors and friends.
Tailored
Consultation
Whether you're seeking energy-efficient windows, a particular aesthetic, or have budget constraints, we invest the time in understanding your preferences.
Transparent
Process
We provide step-by-step guidance throughout the entire process, ensuring that you remain well-informed at every stage.
Professional Installation
We rely on our in-house installation team, ensuring that your windows are meticulously installed with precision and an unwavering commitment to craftsmanship.
Patio & Exterior Doors
Upgrade your home’s look, comfort, and energy efficiency with professional patio and exterior door installation.
Whether you're replacing an old sliding door or installing a brand-new entryway, we offer expert service, custom options, and seamless installation.
Trusted by homeowners across Chicagoland for quality doors and dependable results.
Reviews
Ihab - Oak Forest, IL
“A family business that looks out for its clients! Bobby had a custom wood frame built for my half circle window and it's absolutely BEAUTIFUL! I re-arranged my furniture so the large window is now the focal point of the room. I also wanted something adjusted to the outside of the window and Bobby took care of it, no questions asked. He is great to work with and wants to make his costumers happy! I would highly recommend him and his crew!"
Mike - Oak Forest, IL
"These guys did an outstanding job replacing our windows! Their prices were great and their crew, Eric and Dave, were very respectful of our house and property. Very pleased with every aspect of working with them and will definitely use them again when we replace the rest of our windows!"
Pat - Oak Forest, IL
“Just had new windows installed throughout our whole house by Brian & Eric. I cannot say enough about them...extremely clean, polite, professional...a true delight to worth with. Highly recommend to anyone looking...thanks again!!!”