- A. F. Gelhar
- A. Y. McDonald Mfg. Co.
- AB & I Foundry
- Accurate Cad/Cam, Inc.
- Accurate Castings, Inc.
- Adolfs Pattern Shop
- Advance Die Casting Co.
- AFS-Bradley University
- AFS-Michiana
- AFS-Penn-York
- AFS-Univ. of Missouri-Rolla
- Akron Foundry Co.
- ALB. Klein Technology Group Inc.
- Alhambra Foundry Co.
- Allied Mineral Products Inc.
- American Bronze Corp.
- American Minerals Inc.
- Ancast Industries Ltd
- Applied Process Inc.
- Armstrong Foundation
- Asbury Graphite Mills, Inc.
- Atlantic States
- Bahr Brothers Manufacturing Co.
- Baker Manufacturing Co.
- Baldor Motors & Drives
- Ballard Brass & Aluminum
- Bender Foundry
- Bernier Cast Metals Inc.
- Betz Industries
- Bibby Ste-Croix Foundries Inc.
- Blackhawk Foundry
- Bognar and Company, Inc.
- Boose Aluminum Foundry Co. Inc.
- C.L. Dews & Sons Fndry & Mach
- California Castings, Inc.
- Callen Manufacturing Company
- Carpenter Brothers, Inc.
- Cast Metals Services, Inc.
- Casting Techniques Corporation
- Central Pattern Company
- Charlotte Pipe & Foundry Co.
- Chem-Cast, Ltd.
- Chicago Magnesium Casting Co
- Clow Valve Co.
- Clow Water Systems Co.
- Colonial Metals
- Conbraco Industries Inc.
- Consolidated Engineering
- Continuous Casting
- Creative Casting Co.
- Cumberland Foundry Co.
- D & L Foundry
- David J. Joseph Co.
- Deeter Foundry
- Dependable Foundry Equipment Co.
- Didion International Inc.
- Dominion Metallurgical Inc.
- Durametal Corporation
| - E. F. Bailey
- Eagle Aluminum Cast Products
- Eagle Foundry Co.
- East Bay Brass Foundry
- Elkem Metals
- Ellwood Engineered Casting
- EMI
- Exper Cast Foundry
- F.A.C.T.
- Fenico Precision Castings Inc.
- Fort Worth Aluminum Foundry, Inc.
- Foseco Canada Inc.
- Foundry Service & Supply
- Fuller, Ritchie, & Sturgess, Inc.
- Furness Newburge Inc.
- Graham-White Manufacturing Co.
- Graphite Sales Inc.
- Green Diamond
- Gregg Ind.
- Grenville Castings Ltd
- Griffin Wheel Co.
- Gunderson LLC
- Hackett Brass
- Hartley Controls Corporation
- Hodge Foundry
- IFS Industries Inc.
- IGC Technology
- Illinois Cast Metals Assoc.
- Induction Technology
- Institute of Scrap Recycling Indus.
- Irish Foundry
- J & L Fiber Services, Inc.
- J. G. Bossard, Inc.
- Joe H. Smith Co., Inc.
- John Bouchard & Sons Company
- Kansas Castings
- Kennedy Valve
- Kerlin Metallurgical, Inc.
- Klein-Farris Company, Inc.
- Kroeter, Inc.
- LaGrand Industrial Supply Co.
- Le Baron Foundry Inc.
- Lemfco, Inc.
- Littlestown Foundry Inc.
- Lodge Manufacturing Co.
- Lodi Iron Works Inc.
- M & H Valve Company
- Manitowoc Grey Iron Foundry
- Matthews International West Virginia
- Meloon Foundries Inc
- Melt-Tech
- Metaltest
- Mid-City Foundry Company
- Milwaukee Valve Company, Inc.
- Mortenson Foundry
- Multi-Cast Corporation
- Nock Refractories Company
- Non-Ferrous Casting Company
| - North American Die Casting Association
- North Star Casteel
- NovaCast
- OmniSource Corporation
- Pekay Machine & Engineering Co.
- Peninsula Light Metals
- Piedmont Foundry Supply, Inc.
- Pioneer Foundry Company, Inc.
- Plastics Engineering Company
- Plymouth Foundry Inc.
- Portland Pattern Inc.
- Precision Castparts Corp.
- Pyrotek Inc.
- Quality Castings Co.
- Quality Electric Steel Castings
- Ramsden Industries Ltd
- RCM Industries
- Redford-Carver Foundry Products
- Refcotec, Inc.
- Refractory & Insulation Supply
- Repco, Inc.
- Riverside Brass & Alum. Fdry.
- Rockbridge Castings
- Rolls-Royce Naval Marine
- S & B Industrial Minerals North America
- Saint-Gobain Advanced Ceramics Hamilton
- Sandusky International Inc.
- Schust Engineering, Inc.
- Scott Sales Co.
- Seacast
- Seattle Heat Treaters
- Seneca Foundry, Inc.
- Sky Pattern & Models
- Southern Alloy Corporation
- Southern Cast Products, Inc. (AR)
- Southern Cast Products, Inc. (MS)
- Southern Centrifugal - 721
- St. Louis Precision Casting Co.
- Stroh Die Casting
- Superior Aluminum Castings, Inc.
- Superior Brass & Alum Casting
- TB Woods Inc
- Technikon
- The Dotson Company, Inc.
- Tinker Omega
- Torrance Casting, Inc.
- U.S. Castings, LLC
- Unimin Corporation
- Vesuvius
- Wabtec Foundry Limited
- Watry Industries, Inc.
- Weaver Materiel Service, Inc.
- Wellsville Foundry, Inc.
- Wheelabrator Abrasives
- Wisconsin Aluminum Foundry Co
- Woodland--Alloy Casting, Inc.
- Xenia Foundry & Machine Co
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