• Owens Corning

  Owens Corning develops, manufactures and markets insulation, roofing, and fiberglass composites. The company’s market-leading businesses use their deep expertise in materials, manufacturing, and building science to develop products and systems that save energy and improve comfort in commercial and residential buildings.

• SOPREMA, Inc.

  SOPREMA offers a comprehensive line of commercial roofing, waterproofing, wall protection, and civil engineering solutions combining superior products and systems with decades of proven performance. Our solutions include industry leading SBS-modified bitumen membranes, polymeric PMMA/PMA liquid applied membranes and synthetic single ply PVC membranes.

• Owens Corning

• SOPREMA, Inc.

• ABC Supply Co., Inc.

• APOC/ Div. of Gardner-Gibson, Inc.

• Alco-NVC

• Atlas Minerals & Chemicals, Inc.

• Barrett Company

• Bray Sheet Metal Co.

• Cleasby Manufacturing Inc.

• Company 2001, Inc.

• Consolidated Fiber Glass Products Co. (Conglas)

• EMCO Building Products

• Eagle One Roofing

• Edward Sider and Co.

• Fields Company LLC

• GAF

• GS Roofing Products.( CertainTeed Corporation)

• Gardner Asphalt Corp.

• Gardner-Gibson, Inc.

• Garland Canada Inc.

• Garland Co.

• Globe Building Materials

• Haag Engineering

• Hal Industries Inc.