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Memberships and Accreditations

Nucor Building Systems is a member of the MBMA (Metal Building Manufacturers Association) and CSSBI (Canadian Sheet Steel Building Institute), and was one of the first in the industry to earn IAS AC472 accreditation at each of our four plants. The IAS AC472 accreditation process reviews raw materials, design specifications, software, building code compliance, and quality control procedures. Our manufacturing and engineering policies, practices, and procedures are audited annually and held to the highest standards in the industry.

For more information on NBS product testing, approvals, and accreditations, please download our Credentials brochure:


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Nucor Building Systems
Custom Metal Building Manufacturer


Nucor Building Systems, a division of Nucor Corporation, has been an industry leader in the design and manufacture of custom-engineered metal building systems for nearly 30 years.

With four full-service plants strategically located throughout the country, NBS offers competitively priced buildings that are delivered on time and fit together in the field, with unbeatable service and solutions that work.

Authorized Builders throughout the Nation
Along with our family of more than 1,200 Authorized Builders, Nucor Building Systems can provide exceptional building solutions for projects ranging from industrial and commercial structures to custom projects for the agricultural, community, and retail industries.

Superior Product Systems
Nucor Building Systems offers superior product systems that are designed to offer the ideal combination of functionality, economy, and long term value. With Nucor Building Systems, you will enjoy optimal performance, exceptional design flexibility, and a facility that will meet your unique needs.

Our framing systems range from modular framing to the Nucor TrussFrame rigid frame clear span system that exceeds 300' building widths.

Our cutting edge new daylighting products use high performance prismatic lenses to provide maximum light transmittance.

Nucor's Ecospan mezzanine system offers a unique configuration that allows for longer spans and shallower floor depths.

In addition to our superior roof systems and wall systems, our Insulated Metal Panels embody attractive styling with cutting edge energy efficiency.

Leaders in Innovation
Always at the cutting edge of technology, Nucor Building Systems has paired its proven track record of quality and service with BIM 3D digital modeling. A revolution in the construction industry, 3D Building Information Modeling (BIM) software more effectively designs, details your custom metal building, allowing us to provide a detailed, three-dimensional conceptual replica of your building so you can view project as it will be when constructed in the field.

Our Commitment to Green Buildings
As an active member of the MBMA Energy Committee, Nucor Building Systems is helping create the curve concerning energy efficient buildings. Our Prismatic Skylights, when combined with LED lighting and controls can reduce energy consumption by 40-60%. NBS Insulated Metal Panels embody cutting edge energy efficiency and offer 100% reliable thermal performance.

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