Replacement Windows & Doors for Houston

Your Trusted Choice for Windows & Doors in Houston

With decades of expertise and a people-first mindset, Brennan helps you make confident choices and get the results you deserve.

Say Goodbye to the Hassle

Life’s Better When Your Windows Work Like They Should

Old windows and doors can drive up your energy bills, invite moisture and pests, and make your home feel uncomfortable. Brennan provides replacement windows in Houston that combine expert craftsmanship with local care—so you can feel confident in your space again.

Lower energy bills and year-round comfort
Products that fit your home—and your budget
Seamless, professional installation by a trusted team

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Serving the Greater Houston Area

Replacement Windows in Houston and Surrounding Cities

From the heart of Houston to the neighborhoods of Conroe and Katy, Brennan brings reliable window and door solutions to homes across Southeast Texas.

Here are just a few of the communities we serve—wherever you are in the Houston area, you can count on honest advice, expert installation, and top-tier service from a name Texans have trusted since 1979.

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Houston, Texas

From The Heights to Clear Lake, we’re proud to serve homeowners across the Bayou City.

West University Place, Texas

A trusted choice for classic homes and high-end renovations.

Sugar Land, Texas

Custom-fit solutions for homes as beautiful as the community itself.

Conroe, Texas

Energy-efficient upgrades for homeowners across Montgomery County.

Katy, Texas

Helping Katy families enjoy comfort, curb appeal, and long-term value.

And More!

From city centers to quiet suburbs, we serve communities all around Houston.

Expert Help, Start to Finish

Professional Window & Door Replacement, Done Right

No patchwork. No pressure. Just professional window and door replacement with the care your home deserves.

Window Replacement

Boost your home’s energy efficiency and aesthetic appeal with a wide selection of replacement windows.

Exterior Door Replacement

Secure and stylish exterior doors that are sure to make a lasting impression and improve the value of your home.

Design-Build Windows & Doors

Whether it's a patio enclosure or wall-to-door conversion our expert team can handle any transformation. Simply put, you dream it, we build it.

New Construction & Supply Only Products

Quality and competitively priced solutions for architects, builders, contractors, and DIYers.

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The Brennan Way

Window & Door Replacement That Puts You First

With Brennan, you’re never just another job. Our process is simple, thoughtful, and centered on your goals—from that first call to the final walkthrough—and we’re here for support long after the work is done.

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Simple. Free. No Pressure.

Start Your Window or Door Project Today

We make it easy to start—just fill out the form and a Brennan team member will reach out to schedule your free in-home quote. It's quick, easy, and completely free to homeowners.

Trophy Room

Awards and Industry Recognitions

Awards that reflect our commitment to providing our customers with the best home remodeling experience possible. Below are some of our most recent awards.

Top 500 Qualified Remodeler

2023-2025

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HIP 200 by Qualified Remodeler

2023-2024

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Top 100 Dealers by DWM

2023-2025

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Andersen Platinum Circle of Excellence Dealer

Top Dealer since 2016

Nextdoor Neighborhood Favorite

2021-2024

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A+ Rating with the BBB

Accredited since 1982

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Service Area

Wherever you are in the Houston region, we’re ready to serve—with local leadership, expert installers, and the same care we’ve delivered to Texans since 1979.

Greater Houston Area

We proudly serve homeowners across Houston and nearby communities, providing expert window and door replacement backed by decades of experience.

Headquarters & Showroom

Our headquarters is located in the Entertainment District of Arlington, Texas. If you are visiting the area we invite you to drop by! Office hours are Monday-Friday, 8 AM to 5 PM. Appointments preferred but not required.

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FAQs

Questions About Working With Us

Interested in working with our team? Our FAQs are a great resource for the most common questions regarding our turnkey services.

Do you offer free estimates?

How long does window replacement take?

Do you work with both homeowners and builders?

Can you match my existing window and door style?

Do you provide financing options?

Can you install products I’ve already purchased?

How do I schedule a consultation?

Real Feedback From Texas Homeowners

Brennan Enterprises did an amazing job replacing my windows and doors! Their team was professional, efficient, and paid close attention to detail. The new installations look fantastic and have improved my home’s energy efficiency. If you’re in Houston and need high-quality window or door replacements, I highly recommend Brennan Enterprises!

Eric

Ariana was very helpful with getting me started on my window replacement project. She reviewed different options and offered helpful advice on how to research each option to design a window most suitable for our home.

Ernie

Great windows and Jared is very knowledgeable about the products.

Debra

This company is amazing! So helpful and happy to answer any questions you have. They also don't pressure you to purchase same day and give you as much time as you need before making such a big decision. Not to mention, the quality of work is top notch. I love my new kitchen windows!! 10/10!

Sara

Great product. Very competitive price. Extremely professional work. We are 100% satisfied with our windows! Thank you!

Vijay

Trusted by Texans Since 1979

Start Your Window or Door Project with Confidence

With expert installers, dependable service, and a no-pressure approach, Brennan makes it easy to feel good about your window and door replacement—start to finish.

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