• Linford Brothers Glass Co.

• Loewen Windows

• Louisiana Pacific Corporation

• Marshall Vega Corp.

• Masonite International Corporation

• Masonite U.S. Holdings, Inc.

• Milgard Windows

• National Custom Hollow Metal

• NuSASH

• Omnova Solutions Headquarters

• PGT Industries

• Pease Industries Inc.

• Polybau Vinyl Windows and Doors

• Rubbair Door Co.

• Seasonshield, Inc.

• Seaway Manufacturing Corp.

• Security Acoustics Div.

• Security First Distributors, Inc.

• Simplex Strip Doors

• Southard Corporation

• Superseal Manufacturing Company Inc

• SwissShade + Security, Inc.

• TMI Inc.

• Taylor Building Products

• Therma-Tru Corp.

• Thermal Industries, Inc