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Blue Island, IL Window Installation & Replacement
Blue Island Window & Door Replacement
If you're looking for trusted window replacement companies in Blue Island, IL, Welsh Windows Plus is your top choice. With over 20 years of experience and thousands of successful installations, we’ve built a strong reputation for high-quality craftsmanship and outstanding customer service throughout the South Chicago Suburbs.
As one of the oldest suburbs in the area, Blue Island is known for its historic homes, charming brick architecture, and tree-lined streets. Whether you're restoring a classic property near Western Avenue or upgrading a newer home off Burr Oak, our team understands the unique styles and structural needs that come with homes in this diverse, character-rich community.
Our full-time, in-house team of skilled installers ensures that every window replacement project is seamless, efficient, and customized to enhance your home’s beauty, comfort, and energy efficiency. Don’t just take our word for it—our satisfied customers have shared their experiences in our reviews, highlighting our reliability, professionalism, and exceptional results.
We believe in transparency and trust, which is why we offer a hassle-free, no-pressure sales process. From your first consultation to the final installation, we walk you through every step, making sure you always know what to expect. You can explore our gallery of past projects, learn more about our warranty options, and take advantage of our current promotions and financing offers.
As a proud member of the Blue Island community, we’re committed to delivering excellence in every project we take on. Ready to upgrade your windows? Give us a call or fill out our quick form today for a free quote—we’d love to help improve your home.
Welsh Windows Plus specializes in seamless, high-quality installations tailored for multi-unit buildings. With 20+ years of experience and a full-time, in-house team, we ensure a smooth, efficient process with no subcontractors—just skilled professionals committed to enhancing your property’s comfort, energy efficiency, and value. Our hassle-free, no-pressure approach, along with financing options and warranties, makes upgrading your windows easy. Don’t just take our word for it—browse our reviews and gallery to see our work. Call us or fill out the form today for a free quote!
Apartment / Condo Window Replacement

At Welsh Windows Plus, we bring 20+ years of expertise and a reputation built on quality, transparency, and customer satisfaction. Our full-time, in-house team ensures a seamless installation with no subcontractors—just skilled professionals dedicated to enhancing your home’s comfort and energy efficiency. Don’t just take our word for it—check out our reviews and gallery to see our work in action. We offer warranties, financing options, and a hassle-free, no-pressure process to make upgrading your windows simple. Call us or fill out the form today for a free quote!
Residential Window Replacement

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.
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.
Reviews
Ihab - Chicagoland, IL
“Love the service I received. They were the only ones that came out to look at my one window project where others didn't think it was worth their time. Nothing too big or too small is my kind of business! my window looks perfect and the order and install process was so easy. Also love their payment options. I recommend Welsh for your windows! Can't wait to update some more windows and see about my doors :) thank you Jennifer and Bobby you were great to deal with!"
Phillip - Tinley Park, IL
"So happy with the work done by Welsh Windows Plus. We have had them do window work for us on 2 occasions and could not be more impressed. Excellent work and very professional. We fully intend to work with them in the future on additional projects like roofing and siding."
Melissa - Chicagoland, IL
“Called for an estimate and they were out the next morning. Windows installed that day. Will recommened to anyone that is looking to call them. Bobby made sure to let us know what was needed and they cleaned up once they were done.”