Thanks! We got it!

We specialize in window and door expansions to give your home the look and functionality you’ve been dreaming of.

We’re a Texas-based home improvement company that’s been helping homeowners upgrade their windows and doors since 1979. We’re known for our expert installation, top-rated products, and a pressure-free approach.

Yes. We have different delivery options available depending on the job site location. Please note delivery is optional on supply-only orders and included on full replacement projects.

We’re local! Our headquarters is in Arlington, Texas, close to where we were founded. Since 1979, we’ve worked with homeowners across the Texas Golden Triangle. We’re not a national brand, franchise, or private equity–backed. Brennan is a true Texas treasure and we intend to stay that way for generations.