• 3M Fire Protection Products

• A/D Fire Protection Systems

• A/D Fire Protection Systems Inc.

• Air Krete Inc.

• Allied Painting Contractors

• Allied-Trent Roofing Systems Inc.

• Alpine Engineered Products, Inc.

• Alpine Engineered Products, Inc.

• American Sprayed Fibers, Inc.

• BDA Engineering

• C/S Construction Specialist Ltd.

• CenterPoint Engineering Inc.

• Coast Hudson Ltd.

• Code Consultants International, Inc.

• Conspec Systems

• D+HE Mechatronic GmbH

• E-Poxy Engineered Materials, LLC

• Ever Ready Technologies Ltd.

• Ever Ready Technologies Ltd.

• Fibrex, Inc.

• Fire Trak Corporation

• Flame Safe Chemical Corp.

• Gamewell Co.

• Grace Construction Products

• Harmon, Inc.

• Hexcel Corporation

• Hi Pro International, Inc.

• Industrial Insulation Group

• Ink Smith Inc.

• International Barrier Technology, Inc.

• International Fire Resistant Systems, Inc.

• Light Engineered Displays

• Lorenz + Williams Incorporated

• Mandoval Vermiculite Products, Inc

• Memry Corporation

• Nortek, Inc

• PABCO Metals Corporation

• Plasteco, Inc.

• Protectowire Co.

• STC Flammadur

• SafSeal Innovations, div. Protecto Wrap Company

• Sentry Manufacturing Company

• Silent Knight Security Systems

• South Beach Fire Service

• Specified Technologies Inc.

• Specified Technologies Inc.

• Spina's Steel Workers Co., Ltd.

• Tenmat Inc.

• Tremco Sealant/Weatherproofing Division

• USI Electric

• Viance

• Williams Products, Inc.

• Zero International