• AAA Smolka Co.
• ABB Lummus Global Inc.
• ABC, Inc.
• ABEX Corporation
• AC&S
• A.F. Supply Corporation
• All Boros Plumbing and Heating
• Allied-Signal Corporation
• Allis-Chalmers Manufacturing Co.
• Amatex Corporation
• American Cyanamid
• American Foreign Steamship
• American Home Products
• American International Co.
• American Olean Tile Co.
• American Premier Group
• American Saturated Felt
• American Steel and Wire Co.
• Anaconda
• Anchor Packing Company
• Armstrong World Industries
• Area Plumbing and Heating
• A.P. Green Industries
• Asten-Hill Manufacturing Co.
• Atlas Asbestos Mine
• AT&T Corp.
• ATRA Inc.
• Aurora Pump Company
• Awasy Nuclear
• A.W. Chesterton Company
• AVCO Corp.

B

• Babcock and Wilcox Co.
• Basic Inc.
• Beckett Corporation
• Bell Atlantic Corp.
• Belmont Packing Company
• Bell & Gossett Co.
• Bendix Corporation
• Benjamin Foster Company
• Bergen Tile & Linoleum
• Bird Incorporated
• Blackman Supply
• Blackman Plumbing Supply
• Borg Warner
• Brand Insulations, Inc.
• Brass Craft Manufacturing
• Burnham Corporation

C

• Capco Pipe Company
• Capital Gypsum
• Caristo Construction Corp.
• Carlin Combustion Technology
• Carrier Corporation
• CBS Inc.
• CE Thurston & Sons Inc.
• Celotex Corporation
• Central Pipe Supply
• CertainTeed Corporation
• Chase Manhattan Bank
• Chevron Shipping Co.
• Chiquita Brands International
• Chrysler Corporation
• City Line Plumbing & Heating
• Cleaver Brooks
• Coltec Industries
• Columbia Boiler
• Columbia Acoustics
• Combustion Engineering
• Congoleum Corporation
• Con Edison
• Consolidated Rail Corp.
• Courter & Company
• Crane Company
• Crocker-Wheeler Company
• Crown Cork and Seal Company, Inc.
• CSR, LTD
• Cypress Plumbing & Heating

D

• DAL-Tile International
• Dana Corporation
• Davis & Warshow, Inc.
• Dereco Inc.
• DeKalb Tile Company
• Delaware and Hudson Rail (D & H)
• Detrick Company
• Domtar Gypsum
• Donlee Technologies
• Durabla Manufacturing Co.
• Duro Dyne Corporation

E

• Eagle-Picher Industries, Inc.
• Eastman Kodak Company
• Eigen Supply Company
• E. J. Bartells Co.
• Elm Supply Co. Inc.
• Empire Ace Insulation Mfg. Co.
• Ericsson, Inc.
• Evcon Industries

• Farrell Lines
• Federal Boiler Company
• Federal Mogul Corp.
• Fibreboard
• Fitzgibbons Boiler Company
• Flexitallic Gasket Company
• Flintkote Company
• F.M. Charlton Company, Inc.
• Ford Motor Company
• Forty-Eight Insulations, Inc.
• Foseco, Inc.
• Foster Wheeler Corp.

G

• G&G Seal Co.
• GAF Corporation
• Garlock Inc.
• Garson Plumbing Supplies
• General Electric Supply Co.
• General Motors Corp.
• George A. Fuller Corp.
• Georgia Pacific
• Gilmour Supply Company
• Goulds Pumps
• Grant Wilson, Inc.
• Graybar Electric Company
• Green, Tweed and Company
• Gustin-Bacon Division

H

• Harbison-Walker Refractories
• Harris-Tarkett, Inc.
• Henry Quentzel Plumbing
• Hobb Electrical Supply
• H.K. Porter Company
• Homasote Company
• Hydrotherm, Inc.
• H.B. Fuller Company

I

• IBM
• IMO Industries
• Insulation Supply Corp.
• International Paper Company
• Isbrandtsen Marine Service
• ITT Corporation
• ITT Grinell Corp.
• ITT Sheraton Corp.

J

• Jaquays
• Jamaica Plumbing & Heating
• J.H. France
• Johns-Manville
• John Sore, Inc.
• Joseph A. Hendel, Inc.
• J.T. Thorpe
• Just Plumbing & Heating

K

• Kaiser Aluminum
• Kaiser Gypsum
• Keene Corporation
• Kelly Moore Paint
• Kentile Floors
• Kew-Forrest Plumbing & Heating
• King Dandorf Insulation
• Klauser Supply Co.
• Kohler Co.

L

• LAQ
• LAS Replacement Parts, Inc.
• Lenox Group
• Liberty Plumbing & Heating
• Lincoln Electric Company
• Loews Corp.
• Long Island Lighting Co.
• Long Island Railroad
• Louis Greenberg
• Lykes Bros. Steamship Co.

M

• Manco Inc.
• Marine Transport Lines
• Mayer Mablin Co.
• McQuay International
• Mestek Inc.
• Metro-North Railroad
• Metropolitan Life Insurance Co.
• Meyerowitz
• Mormac Marine Group

N

• Nassau Valley & Supply Corp.
• National Bulk Carriers
• National Gypsum Co.
• Navistar International Corp.
• Nevimar
• New Jersey Transit
• New York Plumbing & Heating
• New York Power Authority
• New York Protective Covering
• Nicolet Industries
• North American Refractories

O

• Oak Fabco
• Okonite Company
• Owens-Corning Fiberglass
• Owens-Illinois

• Pacific Steel Boiler Corp.
• Packings and Insulation
• Pacor Co.
• Parsons Plumbing Supply
• Peerless Heater Co.
• Penn Central Corporation
• Pfizer
• Phelps Dodge Company
• Philip Carey Mfg. Co.
• Phillips Petroleum
• PIC Contractors
• Pittsburgh Corning Co.
• Plant Insulation
• Plibrico
• Porter-Hayden Co.
• Preferred Utilities Manufacturers
• Proko Industries Inc.

Q

• Quigley Company

R

• Raisler Corporation
• Rapid American
• Raybestos-Manhattan
• Raymark Industries, Inc.
• Reynolds Metals Company
• Riley Stoker Corp.
• Robert A. Keasbey Co.
• Rockbestos
• Roddis Craft
• Roddis Plywood & Door Co.
• Roe Fire and Safety
• Rutland Fire & Clay Company

S

• Sea-Land Service Inc.
• Serve Well Plumbing & Heating
• Sheraton New York
• Sheridan Plumbing & Heating
• Sherwood Davis & Geck
• Shipley Oil Co.
• Shook & Fletcher
• Skinner Engine Company
• Smolka Co.
• Solco Plumbing Supply Inc.
• Square Deal Supply Co.
• Sterling Fluid Systems
• Stone & Webster Engineering
• Superior Boiler Company
• Syd Carpenter
• Synkoloid Company (Artra Group)

T

• T&A Valve & Fitting Inc.
• T&N Industries
• Tarkett Floor Company
• Texaco Marine Services
• The Equitable Company
• The Trane Company
• Tishman Construction Corp.
• Tishman Liquidation Corp.
• Tishman Realty & Construction
• Todd Shipyards
• Toyota Motors
• Treadwell Corporation
• Triangle Sheet Metal Workers
• Trinidad Corporation
• Turner Construction Company
• The Turner Corporation

U

• Unarco
• Union Carbide Chemicals
• Uniroyal
• United Fruit Company
• United States Gypsum Company
• U.S. Mineral Products
• U.S. Plywood Corporation
• Utility Manufacturing Co.

V

• Vellumoid

W

• Weil McLain
• Wesco Distribution Inc.
• Western MacArthur
• Westinghouse Electric Supply
• Worthington Corporation
• W.R. Grace / Zonolite Company
• W.S. Tyler Incorporated

Y

• York International Corp.

Z

• Zurn Industries