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American Institute of Architects (AIA)
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American Institute of Steel Construction
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American Iron and Steel (AIS)
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American National Standards Institute
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Associated Builders and Contractors
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Association of the Wall and Ceiling Industry
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Construction Specifiers Institute
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Florida Roofers and Sheet Metal Association
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Gibraltar Industries
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Gutter Helmet
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Manufactured Housing Institute
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Metal Building Manufacturers Association (MBMA)
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Metal Construction Association (MCA)
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Metal Roofing Alliance
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National Association of Home Builders (NAHB)
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National Frame Builders Association (NFBA)
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National Gypsum
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National Hurricane Center (NOAA)
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National Lumber and Building Material Dealers Association (NLBMDA)
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National Roofing Contractors Association (NRCA)
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National Society for Professional Engineers (NSPE)
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Steel Framing Alliance
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Steel Manufacturers Association (SMA)
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Steel Stud Manufacturers Association (SSMA)
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