• AFM R-Control/CushPack

• Agriboard Industries Ryan Development Company, L.C.

• Allied Foam Products, Inc.

• Bobrow/Thomas and Associates (BTA)

• ClearSpan Modular Structures

• Coleman-Spohn Corporation

• Contour Products, Inc.

• Creative Pultrusions, Inc.

• Design Coatings, Inc.

• Eagle Panel Systems, Inc.

• EnerGreen Building Systems Ltd.

• Enercept, Inc.

• Fire Fighter Sales and Service Company

• FischerSIPs, Inc.

• GEF INCORPORATED

• Homasote Company

• Insulspan Structural Insulated Panels

• International Paper

• Louisiana Pacific Corporation

• Newport Fastener Co., Inc.

• Norbord Industries Inc.

• Panel Source International Inc. (PSI)

• Plastiglas Industries Ltd.

• Premier Building Systems

• SIP Supply, LLC/Greenix Panels

• The Murus Company