New Millennium Building Systems company profile


We’re built for collaborative, expedited project delivery

Architect and Contractor on job site looking a tablet device
Building the right structural steel systems, relationships and trust

Founded in 1999 in Butler, Ind., New Millennium Building Systems began with one clear mission: To be your trusted collaborator for the design, engineering, and supply of structural steel joist and deck building systems.

Today, we continue to earn your trust by addressing the need for early, team-based project collaboration. We assist in the specification and engineering of the right steel building systems so we can together simplify and expedite the delivery of more cost-efficient projects. We help you achieve your architectural vision and realize a range of project and performance improvements. Our steel building systems specialists have decades of practice in the industry and stand ready to offer you valuable guidance.

Over the years, our company has grown into one of the largest providers of cost-efficient, high-performance structural steel joist, joist girder and deck solutions for commercial steel construction projects. We have multiple facilities across North America that serve markets in the United States, Canada and Mexico.

A division of Steel Dynamics Inc., we engineer and manufacture a full range of building system choices. We work with you right from the start, resulting in the efficient selection, engineering and supply of the optimal system for your project.

  • Steel joists and deck for roofing and flooring systems
  • Architectural deck for ceiling applications
  • Long-span composite floor systems for multi-story construction
  • Stay-in-place bridge deck form systems
Together, let’s build it better

Our collaborative approach reflects a building owner’s point of view on project design achievement and structural cost containment. This uplifts the contributions and interests of everyone involved in a project, from owners and developers to fabricators, erectors, architects and engineers.

Building a better steel experience