Metropolitan Door Industries

MDI® Door is an American company that has been helping secure openings in the USA and beyond since 1972.  Our products are Made in the USA and made around the world.  For over 50 years we have been  committed to providing only the best of the best brands of products for commercial doors, frames, hardware, specialty building products and accessories.  Unparalleled quality, engineering, and innovation ~ serving discerning customers with the utmost integrity and professionalism is our focus. 

  • HM steel doors & frames
  • Standard & adjustable throat knock-down frames
  • Embossed steel panel doors
  • Metal Access doors (standard & custom) – steel, aluminum & stainless steel
  • HM borrowed-lite window frames
  • High Security Door & Frame Openings: Bullet Resistant, Blast Resistant, Attack Resistant and Forced Entry doors and frames
  • and much more.