• American Fiber Cement

• A F M Corporation

• ABC Supply Co., Inc.

• ADVANTAGE Buildings & Exteriors

• AFM R-Control/CushPack

• Advanced Foam Plastics Inc.

• Advanced Insulation Concepts, Inc.

• Allied Foam Products, Inc.

• American Acrylic Corp.

• Aristech Acrylics LLC

• Bedford Reinforced Plastics, Inc.

• CAREA Inc.

• CEP Claddings Inc.

• Citadel Architectural Products, Inc

• Classic Industries, Inc.

• Columbia Architectural Products Inc. (CAP Industries)

• Contemporary Panels, Inc.

• Corian Solid Surfaces

• Crane Composites, Inc.

• Damtite Div. Wall Firma Inc.

• Eastern Exterior Wall Systems Inc.

• Enduro Composites

• Graham FRP Composites

• H & B Enterprises Corp.

• H & F Manufacturing Corp.

• Hall Visual Systems Ltd.

• Harvey Building Products

• Highland Log Builders, Inc.

• Ink Smith Inc.

• Insulated Building Systems

• Jordan Panel Systems Corp.

• Laminators Inc.

• Lasco Composites LP

• Lurie Panels

• MLW Products, Inc.

• Major Industries, Inc.

• Masonite International Corporation

• Masonite U.S. Holdings, Inc.

• Mastic Premium Siding

• Metal Sales & Service, Inc. (Metalwerks)

• Mod-Form, Inc.

• Nemato Composites Inc.

• Newcourt, Inc.

• Nuline Industries, Inc.

• O S I Hard Surfaces

• Ontario Panelization

• Oregon Anodizing Inc. DBA Becker Co. (The)

• PG Bell, Inc.

• Panel Tech

• Panelite

• Panelite West

• Plastiglas Industries Ltd.

• Ply Gem

• Precision Walls, Inc.

• Resolite FRP Composites

• SFS intec Inc.

• SIP Supply, LLC/Greenix Panels

• Shiner Roofing, Inc.

• Sylvan Industries, Inc.

• Trespa North America

• United Panel

• Universe Corporation

• Yarrabee Corp.