Door Installation & Replacement

Secure. Functional. Professionally Installed.

Gateway Carpentry LLC provides expert door installation and replacement services throughout the Greater St. Louis Metro Area. With over 35 years of hands-on carpentry experience, we ensure every door is properly fitted, securely installed, and finished with precision.

A properly installed door improves security, energy efficiency, and the overall appearance of your home.

Interior & Exterior Door Services

We install and replace a wide range of doors, including:

  • Entry doors
  • Interior room doors
  • Patio and sliding doors
  • Storm doors
  • French doors
  • Closet doors
  • Utility and service doors

We also provide door framing adjustments, trim work, and hardware installation to ensure smooth operation and a clean finish.