Performance Through Innovation

GMC's performance and innovation has transformed the small machine shop and welding operations started in 1968 to the nation's premier provider of structural steel buildings.

Latest News

  • GMC's New Caldwell Idaho Plant Construction is Well Underway
  • GMC Completes the Samsung American Headquarters Buildling
  • GMC Embraces Integrated Project Delivery, including Lean, Design Assist and Collaboration, and BIM

  • Samsung Headquarters
  • Gilead Lab
  • Mori Seiki Manufacturing Facility
  • HP Annex
  • Lawson Lane Campus Building A
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