 Acme Foundry CO | Minneapolis | MN | — | ◇ UNVERIFIED |
| AAcramold | Burlington | KY | — | ◇ UNVERIFIED |
| AUAcrylics Usa, INC. | Ocala | FL | — | ◇ UNVERIFIED |
| APAction Products-odessa | Odessa | MO | — | ◇ UNVERIFIED |
| ATAction Technology CO | Clinton | IL | — | ◇ UNVERIFIED |
| APActivar Plastic Products Group INC | Bloomington | MN | — | ◇ UNVERIFIED |
| ADADAMS Die Cast, Inc. | Coon Rapids | MN | — | ◇ UNVERIFIED |
| ADAdc Diecasting LLC | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| ACAdvanced Cast Products/meadville | Meadville | PA | — | ◇ UNVERIFIED |
 Advanced Drainage Systems | Waverly | NY | — | ◇ UNVERIFIED |
| Advanced Drainage Systems Dba Hancor | Fairmont | MN | — | ◇ UNVERIFIED |
| AEAdvanced Engineering & Molding | Riverside | CA | — | ◇ UNVERIFIED |
| AUAdvance USA | New Stanton | PA | — | ◇ UNVERIFIED |
| APAdvantage Puck Technologies, LLC | Corry | PA | — | ◇ UNVERIFIED |
| AEAflex Extrusion Technologies, INC. | Piscataway | NJ | — | ◇ UNVERIFIED |
| APAgi Polymatrix LLC | Elizabethtown | KY | — | ◇ UNVERIFIED |
| AHA & H Manufacturing CO. | Johnston | RI | — | ◇ UNVERIFIED |
| APA-i-m Plastics INC | Santee | CA | — | ◇ UNVERIFIED |
| APAirlite Plastics Company | Omaha | NE | — | ◇ UNVERIFIED |
| AAAisin Automotive Casting LLC | London | KY | — | ◇ UNVERIFIED |
| ANAkers Natl Roll Co/hyde Park Foundry | Hyde Park | PA | — | ◇ UNVERIFIED |
| AFAkron Foundry, INC. | Akron | IN | — | ◇ UNVERIFIED |
| ACAlabama Casting CO | Aliceville | AL | — | ◇ UNVERIFIED |
| AAAlbea Americas INC | Shelbyville | TN | — | ◇ UNVERIFIED |
| ABAlfredson Brothers Construction Company | Menominee | MI | — | ◇ UNVERIFIED |
| AFAlhambra Foundry CO LTD | Alhambra | CA | — | ◇ UNVERIFIED |
| ACAllegheny Cast Metals, INC. | Titusville | PA | — | ◇ UNVERIFIED |
| AFAllegheny Foundry | Pittsburgh | PA | — | ◇ UNVERIFIED |
| AFAllegheny Foundry Co/bolivar | Bolivar | PA | — | ◇ UNVERIFIED |
| AMAllen Mold INC | Orange | CA | — | ◇ UNVERIFIED |
| APAlliance Plastic CORP. | Chippewa Falls | WI | — | ◇ UNVERIFIED |
| ACAllpass Corporation | Ashtabula | OH | — | ◇ UNVERIFIED |
| AIAlmco INC | Albert Lea | MN | — | ◇ UNVERIFIED |
| ACAlpha Custom Extrusions INC | Saint Louis | MI | — | ◇ UNVERIFIED |
| AEAltec Engineering INC. | Elkhart | IN | — | ◇ UNVERIFIED |
| AIAludyne INC | Alma | MI | — | ◇ UNVERIFIED |
| ATAluminum Technology Schmid North America, INC. | Auburn | AL | — | ◇ UNVERIFIED |
| AFAmarillo Facility | Amarillo | TX | — | ◇ UNVERIFIED |
| AIAmcast INC | Bensenville | IL | — | ◇ UNVERIFIED |
| ACAmerican Casting & Manufacturing CORP | Oyster Bay | NY | — | ◇ UNVERIFIED |
 American Cast Iron Pipe CO. | Houston | TX | — | ◇ UNVERIFIED |
| AEAmerican Eagle Wheel Corporati | Chino | CA | — | ◇ UNVERIFIED |
 American Fabrication CORP. | Anaheim | CA | — | ◇ UNVERIFIED |
| AFAmerican Fiberglass Corporation | Charlotte | NC | — | ◇ UNVERIFIED |
| ALAmerican Light Metals | Macedonia | OH | — | ◇ UNVERIFIED |
| AMA. Moresi Foundry, INC. | Jeanerette | LA | — | ◇ UNVERIFIED |
| ARAmsted Rail - Columbus Plant (0125100987) | Groveport | OH | — | ◇ UNVERIFIED |
| AIAn-cor Indl Plastics | N Tonawanda | NY | — | ◇ UNVERIFIED |
| ACAndersen CORP - North Branch | North Branch | MN | — | ◇ UNVERIFIED |
| ARAndersen Regional Mfg Garland Assembly | Garland | TX | — | ◇ UNVERIFIED |
| ADAnderson Die Casting, LLC | Englewood | CO | — | ◇ UNVERIFIED |
| AAndritz | Tualatin | OR | — | ◇ UNVERIFIED |
| APAnjac-doron Plastics INC | El Monte | CA | — | ◇ UNVERIFIED |
| AFAnstey Foundry | Stevensville | MI | — | ◇ UNVERIFIED |
| ALAozi-brookville, LLC | Indianapolis | IN | — | ◇ UNVERIFIED |
| ACApex Consulting | Thornton | CO | — | ◇ UNVERIFIED |
| AMApex Medical Technologies INC | San Diego | CA | — | ◇ UNVERIFIED |
| AUAquafil Usa, INC. | Cartersville | GA | — | ◇ UNVERIFIED |
| AIArconic INC. | Hampton | VA | — | ◇ UNVERIFIED |
| AMArgee Manufacturing CO. of San Diego INC | Santee | CA | — | ◇ UNVERIFIED |
| ACArgos Corporation | Taunton | MA | — | ◇ UNVERIFIED |
| APArkay Plastics Illinois INC | Paris | IL | — | ◇ UNVERIFIED |
| APArmorcast Products CO | North Hollywood | CA | — | ◇ UNVERIFIED |
| APArmorcast Products CO | Chatsworth | CA | — | ◇ UNVERIFIED |
| APArmorcast Products Company | North Hollywood | CA | — | ◇ UNVERIFIED |
| AMArthrex Manufacturing North | Naples | FL | — | ◇ UNVERIFIED |
| ACArtvac Corporation | Lincoln | RI | — | ◇ UNVERIFIED |
| ACAsama Coldwater Manufacturing Georgia | Warrenton | GA | — | ◇ UNVERIFIED |
| APAstronics Peco Group Site | Portland | OR | — | ◇ UNVERIFIED |
| ACAti Casting Service | Alpena | MI | — | ◇ UNVERIFIED |
| ACAti Casting Services INC. | La Porte | IN | — | ◇ UNVERIFIED |
| AMAtlantic Molding, INC. | Pompano Beach | FL | — | ◇ UNVERIFIED |
| ASAtlantic States Cast Iron Pipe | Phillipsburg | NJ | — | ◇ UNVERIFIED |
| ATAtlantic Tubing Company | Chestnut Ridge | NY | — | ◇ UNVERIFIED |
| AAAts Asphalt Terminal LLC | Henderson | KY | — | ◇ UNVERIFIED |
| APAts Products INC | Richmond | CA | — | ◇ UNVERIFIED |
| AFAuburn Foundry, INC Plant 1 | Auburn | IN | — | ◇ UNVERIFIED |
| ACAustin Counter Tops | Austin | TX | — | ◇ UNVERIFIED |
| AGAustin Gray Iron Foundry | Sheboygan | WI | — | ◇ UNVERIFIED |
| ATAutomotive Technologies Texas | Seguin | TX | — | ◇ UNVERIFIED |
| AAutoplas (0339010151) | Bellevue | OH | — | ◇ UNVERIFIED |
| AQAuto Quip, Inc. | Kimball Township | MI | — | ◇ UNVERIFIED |
| ALAvalon Laboratories, LLC | Rancho Dominguez | CA | — | ◇ UNVERIFIED |
| AAxiel | Aberdeen | MS | — | ◇ UNVERIFIED |
| BABabcock and Wilcox - Foundry Operations (1677020054) | Barberton | OH | — | ◇ UNVERIFIED |
| BIBadger Iron Works INC | Menomonie | WI | — | ◇ UNVERIFIED |
| BEBagby Enterprises INC. | Branson | MO | — | ◇ UNVERIFIED |
| BHBag House Industrial Sheet Metal | Corona | CA | — | ◇ UNVERIFIED |
| BFBama Foundry INC | Montgomery | AL | — | ◇ UNVERIFIED |
| BSBarber Steel Foundry Corporation | Rothbury | MI | — | ◇ UNVERIFIED |
| BSBarnmaster Supply LLC Dba Marnmaster | Ontario | CA | — | ◇ UNVERIFIED |
| BPBarry Pattern and Foundry Company, INC. | Birmingham | AL | — | ◇ UNVERIFIED |
| BABasic Aluminum Casting CO. | Cleveland | OH | — | ◇ UNVERIFIED |
| BIBathcraft, INC. | Wilson | NC | — | ◇ UNVERIFIED |
| BPBedenbaugh Products | Laurens | SC | — | ◇ UNVERIFIED |
| BIBee-jay Industries INC | Harwood Heights | IL | — | ◇ UNVERIFIED |
| BIBehr Iron & Metal | Peoria | IL | — | ◇ UNVERIFIED |
| BCBelcher (advanced Cast Products) | Easton | MA | — | ◇ UNVERIFIED |
| BFBelgium Foundry CORP | Belgium | WI | — | ◇ UNVERIFIED |
| BFBell Foundry CO | South Gate | CA | — | ◇ UNVERIFIED |
