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Design-Build Window and Door Projects

Transform Your Home with a Trusted Team

No challenge is too big when it comes to creating your ideal home. Our design-build windows and doors redefine comfort, style, and function. From opening walls to enclosing patios, our expert custom window and door installation team ensures your vision becomes reality.

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Expert Craftsmanship

Precision installation by skilled professionals.

Top-Tier Materials

Only the best brands and durable materials.

Guaranteed Satisfaction

Backed by a no-worry warranty.

Unmatched Quality and Service

Trusted by Texas Homeowners and Builders

Homeowners and builders across Texas choose Brennan for their custom window and door installation needs. With expertise in complex design-build window and door projects, every transformation reflects precision, quality, and true craftsmanship.

Create a New Opening

Maximize light and get the most of your views with additional windows or doors. Creating new openings will improve the look and function of any room.

Expand Existing Openings

A true transformation by converting windows to doors, or upgrading your space with extra large windows, bifold doors, or multi-slide doors.

Patio Enclosures

Dreaming of a beautiful and functional indoor-outdoor living space? Enclose the space with beautiful windows and doors that will provide comfort all year round.

Free Estimate View Our Work

Check out this complete before and after for a pocket door installation.

The Brennan Way

Making the Impossible, Possible

Turning complex ideas into reality starts with understanding what matters most—your vision. Whether you’re creating new openings or enclosing a patio, our design-build window and door process aligns with your style, budget, and goals. Count on us for expert guidance, seamless installation, and results that impress.

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Neighborhood Experts You Can Trust

We’re your neighbors, rooted in Texas and committed to serving your home with integrity. Transparent service and decades of knowledge means your home is in capable, trustworthy hands.

Award-Winning Installation Experts

Every project is treated with care and precision. Our skilled craftsmen deliver results that enhance your home’s beauty and function while respecting your time and space.

The Power of Choice

No high-pressure tactics, just guidance. Learn about the options that suit your needs and budget, so you can confidently choose what’s right for your home.

What You Get With Our Services

From custom design to expert installation, our design-build window and door service transforms your home—inside and out.

Complete Transformation

Make your dream home a reality. Transform your space with windows and doors perfectly tailored to your home.

All-Inclusive Service

No surprises, no shortcuts. From measurements to installation, every detail is handled.

Best in Class Products

Choose from trusted names. Only the highest-quality windows for durability and aesthetics.

Clear Communication

You’re aways in the loop. Stay informed with regular updates and transparent communication.

True Craftsmanship

Installation by experienced professionals. Skilled technicians ensure a flawless fit and finish every time.

Industry-Leading Warranties

Peace of mind included. Rest assured with comprehensive coverage.

Service Area

Wondering if we serve your area? We proudly offer window and door replacement services across Texas, including:

Dallas-Fort Worth Metroplex

Since our founding in 1979, we've offered window and door replacement services to homeowners in the Dallas-Fort Worth Metroplex.

Headquarters & Showroom

Our headquarters is located in the Entertainment District of Arlington, Texas. Feel free to drop in during business hours to get a feel of our products in person.

Greater Houston Area

Brennan Enterprises proudly serves homeowners in the Greater Houston area, delivering trusted window and door solutions backed by expert installation.

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Trusted by Families Like Yours

"We were looking for a door to provide privacy and insulation to our home office. The Brennan team gave us a quote based on the original idea for the space and options that would fit our budget. We strongly recommend them!"

Jennifer & Hugo

"Brennan exceeded our expectations with the professionalism and quality of work. Chris showed us all the different options available at a very competitive price. Daniel and the installation team treated our home like it was their own. Truly, a great experience from start to finish. Thank you Brennan!"

Riley

"We chose Brennan Enterprises after reading their reviews. We were not disappointed. We worked with Scott Brennan. He did not pressure us at anytime which we appreciated. Their service crew were very efficient, polite & professional when installing our windows. You will not be disappointed choosing Brennan Enterprises for your window replacements."

Donna

“Brennan Enterprises came highly recommended from a family friend and they were wonderful from the first phone call to consultation. The windows gave my childhood home a face-lift right away and they’re so easy to open & close!”

Cindy

"We love our new windows. We added two picture windows which we love. Installers Jeff and David were great. They installed 22 windows in two days with almost no mess in my home. Would definitely recommend to our friends."

Carol

Free Downloadable Worksheet

Free Texas Contractor Comparison Worksheet

Deciding on the best partner to install your door? Our free worksheet will help you determine the best contractor to go with for any door replacement project.

The Brennan Experience

3 Simple Steps to Transform Your Home

From personalized design to lifelong support, we’re here to make every step of your project seamless and rewarding.

Consultation

Share your pain points, vision, and goals with us, and we’ll guide you to the perfect solution. Our team works with you to ensure your project aligns with your needs, budget, and style—all with zero pressure.

Installation

From precise measurements to professional installation, sit back while our experts handle every detail with care. We ensure a seamless process and results that enhance your home’s comfort, style, and value.

Celebration

Sit back, relax, and enjoy your upgraded home with confidence and pride—all while earning referral rewards when your neighbors complete their window or door replacement with us, too.