Quality Replacement Windows

St. Louis, MO Area

Free Estimates

One-Year Labor Warranty

LP BuildSmart & Owens Corning Preferred Contractor

Hours:

Request Call Back

Hero Request Form

Upgrade Your Home with Replacement Windows

ST Evans, Inc. has been a trusted name in the St. Louis area for replacement windows since 1994. Our family-owned business brings more than five decades of experience to every project, ensuring that your home receives the highest standard of craftsmanship and attention to detail. We understand that replacing windows is more than just an aesthetic upgrade; it's an investment in your home's comfort, energy efficiency, and overall value. As a Preferred Contractor for Owens Corning and an Expert Member of LP BuildSmart, we bring industry-leading expertise to every installation.


Our commitment to excellence extends beyond our work; we're fully licensed, bonded, and insured for your peace of mind. We take pride in our responsive service, guaranteeing replies by the next business day and offering free estimates to help you make informed decisions. Our dedication to customer satisfaction is backed by a one-year labor warranty, ensuring that your investment is protected long after the installation is complete. When you're ready to enhance your home with beautiful, energy-efficient windows, contact us for a personalized consultation.

view of deck staircase from the top down. black railings with white posts.

Why Choose Us

Black and white certificate icon with a check mark seal.

One-Year Labor Warranty

Silhouette of a construction worker, contract, and pencil.

LP BuildSmart & Owens Corning Preferred Contractor

Black calculator and document with dollar sign, financial icon.

Free Estimates

Black price tag with percentage symbol.

Military, Veteran, First Responder & Senior Discounts 

Black award ribbon icon.

Fully Licensed, Bonded, & Insured

A clipboard with check marks and an approved stamp.

We Handle All Needed Permits

Black and white window icon with four panes and a windowsill.

Fiberglass Windows

Fiberglass windows offer unparalleled durability and energy efficiency. These windows are engineered to withstand extreme temperatures and resist warping, making them an excellent choice for the varied climate of St. Louis. Our fiberglass window options combine strength with elegance, providing a sleek, modern look that enhances your home's curb appeal while delivering superior insulation.
Black and white window icon with drawn curtain.

Vinyl Windows

Vinyl windows are a popular choice for homeowners seeking a balance of affordability and performance. Our vinyl window selections are designed to be low-maintenance while offering excellent energy efficiency. These windows are available in a wide range of styles and colors, allowing you to customize your home's appearance without compromising on quality or insulation properties.
Black window with white panes.

Wood Windows

For those who appreciate classic aesthetics and natural beauty, our wood windows are an ideal choice. Wood windows offer timeless elegance and can be painted or stained to match any interior decor. As a Pella Preferred Contractor, we provide access to premium wood window options that combine traditional charm with modern energy-saving features, ensuring that your home remains comfortable and stylish for years to come.

Speech bubble icon with three horizontal lines inside.

Here's what our satisfied customers are saying...

At ST Evans, Inc, we take pride in providing exceptional contracting and building services to our customers. We would be grateful if you could share your thoughts about our services with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of ST Evans and let others know what you think.