New Millennium Building Systems


Company Overview

New Millennium is a division of Steel Dynamics, one of the largest steel producers in America. Our company was formed in 1999, built on the foundational values of proactive engineering and manufacturing flexibility. We are the second largest provider of steel joists and metal decking to the U.S. market.

  • Steel joist and deck supply Steel joist and deck supply

    About Us

    New Millennium engineering, manufacturing and service facilities are located across the United States. We support structural steel building projects in the United States, Mexico and Canada. A member of our team is ready to help you achieve your goal.

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  • Design-Build Approach Design-Build Approach

    News & Events

    Keep current with all things related to structural steel supply. Here you will find breakthrough developments such as the release of new online specification tools, updates to our Dynamic Joist® BIM component, new catalogs, AIA/PDH courses, and more.

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  • Job opportunities in steel Job opportunities in steel

    Career Opportunities

    Our vision is to build a better steel experience within the American steel building design and construction industry. If you are equally passionate about making a positive and important difference in our industry, New Millennium is the place for you.

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