• Metl-Span, a Nucor company

  Metl-Span, a Nucor company is a recognized leader in the advancement of insulated metal panel technology, serving the Architectural, Commercial, Industrial, and Cold Storage industries with energy-efficient and cost-effective insulated metal wall and roof panels.

• Metl-Span, a Nucor company

• MBCI

• A & S Building Systems

• A F M Corporation

• ABC Metal Roofing

• ABC Supply Co., Inc.

• AFM R-Control/CushPack

• ALPOLIC - Mitsubishi Plastics Composites America

• ARS Industries Inc.: Allied Roof Systems

• ARXX Building Products

• Alchem Inc.

• Alcoa Cladding Systems

• Allana Buick & Bers, Inc

• Allied Architectural Metals Inc.

• Aluminum Building Systems, A Metals USA Company

• American Buildings Co.

• American Steel Components Inc.

• Architectural Building Components

• Architectural Facades, Inc.

• Architectural Roofing & Siding, Inc.

• Aristech Acrylics LLC

• Asia Building Material Co.

• Astrazinc Building Systems

• Basalite Concrete Products

• Beach Sheet Metal Co., Inc.

• Benchmark Architectural Systems, Inc.

• Berger Brothers Company

• Best Cabinets

• Bethlehem Steel Corporation

• Birdair, Inc.

• Builder's Imports, Inc.

• Building Systems Co.

• Building Systems Co.

• Butler Manufacturing

• C. B. Goldsmith and Associates, Inc.

• CAREA Inc.

• COASTAL METAL SERVICE

• Cain Manufacturing Company, Inc.

• Camara Slate Products

• Capital City Sheet Metal

• Cemplank

• Centurion Industries, Inc.

• ChemMasters

• Clark Building Systems, Inc.

• ClearSpan Modular Structures

• Contemporary Panels, Inc.

• Copper Development Association Inc.

• CopperCraft

• Corian Solid Surfaces

• Crane Composites, Inc.

• Custom-Bilt Metals

• DeMuth Steel Product of Canada

• Dimensional Metals, Inc.

• DuPont Elastomers L.L.C.

• DuPont Packaging and Industrial Poly

• Dura-Loc Roofing Systems Limited

• Duraform Inc.

• Eagle Roofing Products

• Eclipse America

• Edco Products, Inc.

• EnerGreen Building Systems Ltd.

• Enercept, Inc.

• Energy Panel Structures

• Exterior Technologies Group, Inc.

• Extreme Panel Technologies, Inc.

• FischerSIPs, Inc.

• Flexospan Steel Buildings, Inc.

• Floline Architectural Systems

• Foam Laminates of Vermont

• GFRC Cladding Systems, LLC

• Graham FRP Composites

• Granville Manufacturing Company, Inc.

• Greenstone Slate Company

• H & F Manufacturing Corp.

• HCI Steel Building Systems, Inc.

• Harmon, Inc.

• Harvey Building Products

• Heartland Building Products

• HexaBlock

• Homasote Company

• Honeywell Commercial Roofing Systems

• INSULSPAN/Southeast

• Ink Smith Inc.

• Insulated Panel Systems (IPS)

• Insulspan / Idaho, Inc.

• Insulspan Structural Insulated Panels

• International Paper

• Isopan Iberica, S.L.

• James Hardie Building Products, Inc.

• John W. McDougall Co., Inc.

• Jordan Panel Systems Corp.

• KWP Inc.

• Kanalco Ltd.

• Korwall Industries, Inc.

• Laminators Inc.

• Louisiana Pacific Corporation

• MBMI Metal Buildings

• MR&D LLC

• Mastic Premium Siding

• Metal Sales Manufacturing Corporation

• Metal Sales Mfg. Corp.

• Metals USA Building Products Group Southeast, Inc.

• Mitsubishi Chemical America, Inc.

• Naizil Coated Fabrics

• New Century Building Systems

• Nuline Industries, Inc.

• Pabco Gypsum

• Pacemaker Plastics

• Pat Kuleto Restaurant Development & Management Co.

• Ply Gem

• Precision Foam Fabricators

• Productions CAREA inc.

• QB Technology

• RCD Corporation

• RCD Corporation

• ROOF HUGGER, Inc.

• RPS Engineering, Inc.

• RPS Engineering, Inc.

• Ray-Core, Inc.

• Resource Materials Corp.

• Richwood Building Products

• Roofing & Architectural Systems

• Ruffin Building Systems

• SFS intec Inc.

• SIP Supply, LLC/Greenix Panels

• Scandanavian Roofing Products

• Scandinavian Profiling Systems

• Sci-Tech Building Systems LLC

• Sel Group International

• Shiner Roofing, Inc.

• Sobotec Ltd.

• Southeastern Metals Manufacturing Co., Inc.

• Southeastern Metals Manufacturing Co., Inc.

• Star Building Systems

• Steel Tile Company

• Steelox Systems

• Structall Building Systems, Inc.

• Structural Slate Company

• SureSeal USA

• Temo, Inc.

• Tennison Brothers

• The Pacific Lumber Company

• Therma Foam

• Thermoflex, Inc.

• Tomen Building Components

• US Intec, a divison of BMCA

• Ultra Seam Inc.

• Uniflex Roofing Systems

• Uniroof International Inc.

• Uniroof International Limited

• United States Steel Construction

• United Steel Deck, Inc.

• United Structures of America, Inc.

• Universal Form Clamp Co.

• Universe Corporation

• V J Rice Concrete Ltd.

• Vermont Structural Slate Company, Inc.

• W. A. Brown & Son, Inc.

• Weather Guard Building Products

• Western Metal Building Products, Inc.

• Weyerhaeuser Company