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Mobile - (773) 430-1531
Office - 773 430 5412

Exterior work done right, by someone who truly cares

GT Exterior Design & Development LLC provides reliable exterior construction and remodeling services across Chicagoland and the surrounding suburbs. From siding and gutters to windows and doors, we help homeowners improve the look, function, and protection of their homes with honest service and attention to detail.

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✦ About Us

Built on experience, honesty, and direct communication

With over 20 years of hands-on experience, we bring practical knowledge, strong workmanship, and a community-focused mindset to every project.

When you work with GT Exterior Design & Development, you deal directly with the owner, not a big corporation, and not someone who disappears after the job starts. We believe great service starts with being approachable, respectful, and clear from day one.

Services designed to protect and improve your home

Whether your exterior is outdated, damaged, or simply ready for an upgrade, we offer dependable solutions tailored to your home and your needs.

Siding

Upgrade curb appeal and protect your home with siding installation and exterior improvement solutions built to last.

Doors/Windows

Add security, style, and function with door and window installation and replacement services that make a strong first impression.

Gutter Protection

Keep your gutters working properly and your home protected with reliable gutter protection from GT Exterior Design & Development.

Why Homeowners Choose GT Exterior Design & Development

20+ years of hands-on experience

Real trade knowledge and practical know-how you can trust.

Direct contact with the owner

You get personal service and better communication from start to finish.

Honest, polite, and professional

Customers choose us for our personality, honesty, politeness, knowledge, and attention to detail.

Community-oriented service

We care about helping people and being of service to the local community.

✦ Learn More About Our Materials

Trusted products. Better exterior results.

We are proud to partner with Kebony, a premium real-wood material known for its durability, performance, and natural beauty.

For homeowners looking for an exterior upgrade that combines long-term value with a high-end look, Kebony is a product worth considering.

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A Simple Process From Start To Finish

Reach out

Call, email, or send a message to tell us about your project.

Get a quote

We’ll talk through your needs and recommend the right solution for your home

Start your project

We get to work with clear communication, quality craftsmanship, and attention to detail

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✦ Featured projects

our work speaks for itself

✦ Testimonials

our work speaks for itself

★ ★ ★ ★ ★

Tom and his crew do excellent work! They were able to help replace my rear door that had extensive frame damage from years of neglect, and my large patio sliding door. The doors are beautiful and well insulated, and the price was great. On top of that, Tom was quick to respond to my messages and make it out to my house to take measurements. Highly recommended.

Dan Gandy

★ ★ ★ ★ ★

Tomasz Wozny is very easy to work with, incredibly knowledgeable on building a complete shed! I came to him with what I thought a difficult project, however it was a breeze for him and his team. They made it look incredibly easy!

Charley Harper

★ ★ ★ ★ ★

Highly recommend Tom and team! They are true perfectionists — every detail was handled with care and precision. Reliable, professional, and they left everything spotless after the job was done. It’s rare to find a team that takes this much pride in their work.

Sherry Bartz

Ready to improve your home’s exterior?

Let’s talk about your project. Whether you need siding, gutters, windows, or doors, GT Exterior Design & Development is here to help.

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Experienced Chicago suburb siding contractor specializing in quality workmanship, direct owner communication, and reliable exterior home improvement services.