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Your Local Window & Door Experts

Dallas Window Replacement You Can Trust

Serving Dallas homeowners since 1979 with expert installation, premium products, and a no-pressure approach to improving your home.

Tired of Drafts, Noise, or Simply Ugly Windows or Doors?

Why More Dallas Homeowners Trust Brennan

Old windows and doors aren’t just an eyesore—they can cause discomfort, higher energy bills, and frustration. Since 1979, Brennan has helped thousands of Dallas homeowners upgrade their homes with solutions that work.

Free Estimate
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Local Experts You Can Count On

Born and raised in Texas—we know the climate, the codes, and the craftsmanship your Dallas home deserves.

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A Pressure-Free Process

We’ll help you choose the right windows or doors for your home, style, and budget—without pressure.

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Results You’ll Love Coming Home To

Our work enhances curb appeal, comfort, and peace of mind—all backed by great service.

See Our Work in Texas Homes

Real Projects, Real Results

Take a look at some of the beautiful homes we’ve helped transform across Dallas and the surrounding areas.

Your Project, Made Simple

From First Call to Final Install—We Make It Easy

No surprises. Just dependable service, friendly professionals, and results you’ll love.

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Ready to Get a Free Estimate?

Request a Free Quote—It’s Quick & Easy

Fill out the form and we’ll contact you within one business day to answer your questions and schedule your free estimate.

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Awards and Industry Recognitions

Our reputation is built on trust, quality, and service. That’s why homeowners and industry experts continue to recognize us for our outstanding work. Below are some of our most recent awards.

Dallas Window and Door Replacement

We proudly serve the Dallas area with some of the best window and door solutions in the state. With decades of experience and a reputation for excellence, Brennan is your go-to local partner.

Dallas-Fort Worth Metroplex

We offer window and exterior door replacement services to homeowners in Dallas, Texas and surrounding communities.

Brennan HQ

Headquartered in Arlington, Texas. Our office hours are Monday-Friday, 8AM-5PM.

FAQs

Frequently Asked Questions from Dallas Area Homeowners

Get peace of mind with answers to some of our most frequently asked questions.

Who is Brennan Enterprises?

Are you local?

What are your office hours?

What are your showroom hours?

Do you have a showroom in my location?

Can I see product samples?

Do you offer financing options?

What zip codes do you serve?

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Ready for Better Windows & Doors?

Start Your Upgrade with Dallas’ Most Trusted Window Experts

Find the right products, trust the installation, and enjoy your home more—with Brennan in your corner every step of the way.