A.O. Smith
A.P. Green Industries, Inc.
A.T. Callas Co.
A.W. Chesterton Company
Abex Corporation
Aerojet General
AGCO Corp.
Airco, Inc.
Allied-Signal, Inc.
Allis Chalmers
Amchem Products, Inc.
American BrakeBlok
American Optical
American Standard
Anchor Packing Company
Armstrong Contracting & Supply ("AC&S")
Armstrong World Industries, Inc.
Arvinmeritor, Inc.
ASARCO, Inc.
Asbestos Corporation, Ltd. (“ACL”)
Asten-Hill
Atlas Turner / Atlas Asbestos Company
Aurora Pump
Bell Asbestos Mines, Ltd.
Bendix
Benjamin Foster Company
Boeing
Boise Cascade Corp.
Babcock & Wilcox
Bird & Son
Bondex International
Borg-Warner Corporation / Burns International Services Corp.
Bridgestone Firestone
Buffalo Pumps, Inc.
Calaveras Asbestos, Ltd.
Capco Pipe Company, Inc.
Carlisle / Motion Control
Caterpillar
Celotex Corporation
Certainteed Corporation
Chevron U.S.A., Inc.
Chrysler
CleaverBrooks
Combustion Engineering
Congoleum Corporation
Continental Teves
Cooper Industries
Crane Co.
Crown, Cork & Seal Company
Daimler Chrysler, Inc.
Dana Corporation
DB Riley
Deere & Co.
Deleval
Domco Products
Dow Chemical Co.
Dowman Products
Eagle-Picher Industries, Inc.
Eaton Corp.
Fibreboard Corporation
Flexitallic Gasket Company
Flintkote
Ford Motor Company
Forty-Eight Insulations
Foster Wheeler
GAF-Ruberoid
Gardner Denver
Garlock, Inc.
General Electric Company
General Motors
General Refractories Company
Genuine Parts Co. / NAPA
Georgia Pacific Corporation
Gould Pumps, Inc.
Hamilton Materials
Harbison-Walker Refractories Company
Hill Brothers Chemical Company
Honeywell International, Inc.
H.K. Porter Company
Industrial Holdings Corp.
Ingersoll-Rand
International Paper
John Crane
Johns-Manville Corp.
Joy Machinery Co.
Kaiser Aluminum & Chemical Corporation
Kaiser Gypsum Company, Inc.
Keene Corporation
Kelly-Moore Paint Company
Kelsey-Hayes Co. / Fruehauf
Kentile Flors, Inc.
Kimberly-Clark Corp.
Lincoln Electric Co.
Lorillard Tobacco Corp. / Kent
Lucent Technologies
Mack Trucks, Inc.
Maremont Corp.
Marley Cooling Tower Co.
Mead Westvaco Corp.
M.H. Detrick Company
National Gypsum Company
Nicolet (Keasby-Mattison)
North American Refractories Company
Northrup Grumman
Owens-Corning Fibreglas Corporation
Owens-Illinois, Inc.
Paccar
Peerless Industries, Inc.
Phelps Dodge
Philip Carey Corporation (now Rapid American Corporation)
Pittsburgh Corning Corporation
Pneumo Abex Corporation
Proko Industries, Inc.
Quigley Company, Inc.
Raybestos Manhattan / Raybestos Industries, Inc. / Raybestos Corporation
Raytheon
Reynolds Metals Co. / Atlantic Asphalt & Asbestos Co.
Riley Stoker Corporation
Rockbestos Product Corporation
Rockwell
Rock Wool Manufacturing Company
Sager Corp.
SCAPA Dryer Fabrics, Inc.
Sepco Corporation
Sherwin Williams Co.
Spicer
Synkoloid
T.H. Agriculture & Nutrition
Turner & Newall
Unarco Industries
Union Carbide Corporation
Uniroyal Holding, Inc. (Asbeston)
U.S. Gypsum Company
U.S. Steel Corporation
Wagner Electric Corporation
Weil-McClain
Western Auto Supply Co.
Westvaco
Weyerhaeuser
W.R. Grace & Co.
Western Electric
Westinghouse Electric Corporation