Landmark Building Co. — Doors in Dallas, TX

Landmark Building Co is your one-stop destination in Dallas for premium exterior doors, expert roofing services, and full-scale construction solutions. Our showroom features high-end bi-folding doors, sliding doors, glass garage doors, and custom iron doors — all stocked in common sizes for fast turnaround. We also provide framing, roofing, and remodeling services, including insurance claim assistance.

Need hardware for your door installer?

20% off

We also own Hinge Outlet — professional-grade hinges, handles and door hardware shipped fast.

Get 20% Go to Hinge Outlet