• Masonry Technology Inc.

• Miracle Sealants & Abrasives Co.

• NEI Advanced Composite Technology (NEI, Inc.)

• National Applied Construction Products, Inc.

• Nyloboard, LLC

• Owens Forest Products

• PMSI

• Permaquik Corporation

• Poly-Tech Radiant Inc. (Ayr Reflective)

• Preferred Solutions, Inc. (PSI)

• Pro-Seal Products

• Progress Unlimited, Inc.

• Proko Industries

• Protecto Wrap Company

• RD Herbert & Sons Co.

• RPC

• Raven Industries – Engineered Films Division

• Reef Industries, Inc.

• Reemay, Inc. (A BBA Nonwovens Company)

• Reflectix Inc.

• Rexam

• Rubber Polymer Corporation (R.P.C., Inc.)

• SSHC

• Saint-Gobain Performance Plastics

• Sealoflex, Inc.

• Shope Reno Wharton Associates