| ACAlliance Casting CO. LLC (1576010014) | Alliance | OH | — | ◇ UNVERIFIED |
| ASAllied Signal Aerospace CO | Torrance | CA | — | ◇ UNVERIFIED |
| ACAlloy Castings CO | East Bridgewater | MA | — | ◇ UNVERIFIED |
| ARAlloy Resources CORP | Muskegon | MI | — | ◇ UNVERIFIED |
| AFAlphacast Foundry INC | Azusa | CA | — | ◇ UNVERIFIED |
| AFAlphacast Foundry INC | Azusa | CA | — | ◇ UNVERIFIED |
| ALAlrayco, LLC | Adelanto | CA | — | ◇ UNVERIFIED |
| AAlsco | Portland | OR | — | ◇ UNVERIFIED |
| AKAltman & Koehler Foundry CO INC | Chicago | IL | — | ◇ UNVERIFIED |
| ARAltman Ron | Chicago | IL | — | ◇ UNVERIFIED |
| AMAlumalloy Metalcasting CO. | Avon Lake | OH | — | ◇ UNVERIFIED |
| APAluminum Pan Manufacturing | Alamogordo | NM | — | ◇ UNVERIFIED |
 Aluminum Precision Products INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| ATAluminum Technology Schmid North America, INC. | Auburn | AL | — | ◇ UNVERIFIED |
| AIAlumistar INC Dba Aluminum Casting Company | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| AAAlways Aluminum | Rockford | IL | — | ◇ UNVERIFIED |
| AIAmcast Industrial CORP - Amcast Automotive | Cedarburg | WI | — | ◇ UNVERIFIED |
 American Aluminum Casting, CO. | Irvington | NJ | — | ◇ UNVERIFIED |
| APAmerican Precision Castings INC | Chicago | IL | — | ◇ UNVERIFIED |
| ARAmerican Rail Car | Saint Charles | MO | — | ◇ UNVERIFIED |
| AIAncast INC. | Sodus | MI | — | ◇ UNVERIFIED |
| ACAnderson Casting Co., INC. | Chicago | IL | — | ◇ UNVERIFIED |
| AMApollo Masters Corporation | Banning | CA | — | ◇ UNVERIFIED |
| AKAquatic Kreations | Hobe Sound | FL | — | ◇ UNVERIFIED |
| AAArapahoe Aluminum Foundry | Englewood | CO | — | ◇ UNVERIFIED |
| APArcelormittal Plate LLC | Coatesville | PA | — | ◇ UNVERIFIED |
| ALArc Limited | Leetsdale | PA | — | ◇ UNVERIFIED |
| AMArk-valley Metal Processing INC | Pueblo | CO | — | ◇ UNVERIFIED |
| ABArrowhead Brass Products | Los Angeles | CA | — | ◇ UNVERIFIED |
| ACArt Casting of Montana, INC. | Belgrade | MT | — | ◇ UNVERIFIED |
| ACArtco Chemical | Glenmont | NY | — | ◇ UNVERIFIED |
| AFArtworks Foundry LLC | Berkeley | CA | — | ◇ UNVERIFIED |
| AFAtherton Foundry Products INC | Riverdale | IL | — | ◇ UNVERIFIED |
| AAAti Allegheny Ludlum | Latrobe | PA | — | ◇ UNVERIFIED |
| AIAvantech INC | Brainerd | MN | — | ◇ UNVERIFIED |
| BBBall Brass & Aluminum Foundry | Auburn | IN | — | ◇ UNVERIFIED |
| BCBarr Castings | Portland | OR | — | ◇ UNVERIFIED |
| BBB & B Metals | Cambridge | IL | — | ◇ UNVERIFIED |
| BFBergstrom Foundry INC | Aberdeen | WA | — | ◇ UNVERIFIED |
| BCBermag Corporation INC | Hickman | KY | — | ◇ UNVERIFIED |
| BFBerne Foundry LLC (a1453) | Pigeon | MI | — | ◇ UNVERIFIED |
| BBBerntsen Brass & Aluminum Foundry, INC. | Phelps | WI | — | ◇ UNVERIFIED |
| BMBetra Manufacturing | Carson City | NV | — | ◇ UNVERIFIED |
| BMBetra Manufacturing Co., INC. | Dayton | NV | — | ◇ UNVERIFIED |
| BCBlue Castings | Arlington | WA | — | ◇ UNVERIFIED |
| BFBoise Foundry and Machine | Melba | ID | — | ◇ UNVERIFIED |
| BABradken - Amite - Foundry | Amite | LA | — | ◇ UNVERIFIED |
| BMBralco Metals Reliance Steel CORP | La Mirada | CA | — | ◇ UNVERIFIED |
| BCBranchfield Casting | Galva | IL | — | ◇ UNVERIFIED |
| BFBridesburg Fndy CO | Whitehall | PA | — | ◇ UNVERIFIED |
| BEBrighton Electric Steel Casting CO | Beaver Falls | PA | — | ◇ UNVERIFIED |
| BBrinco | Bristol | IN | — | ◇ UNVERIFIED |
| BIBristol Indiana Corporation Dba Brinco | Bristol | IN | — | ◇ UNVERIFIED |
| BMBr Metal Products INC | Livingston | TN | — | ◇ UNVERIFIED |
| BCBrookman Cast | Salem | OR | — | ◇ UNVERIFIED |
| BHBrost Holdings LLC | Cleveland | OH | — | ◇ UNVERIFIED |
| BCBroward Casting Foundry, INC. | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| BSBr Services | Canton | OH | — | ◇ UNVERIFIED |
| BFBrumund Foundry INC | Chicago | IL | — | ◇ UNVERIFIED |
| BWBrush Wellman Engineered Materials | Lorain | OH | — | ◇ UNVERIFIED |
| BBBuilders Brass Wks CORP (eis U | Los Angeles | CA | — | ◇ UNVERIFIED |
| CECalifornia Electric Steel INC | Angels Camp | CA | — | ◇ UNVERIFIED |
| CMCamco Machine INC | Fontana | CA | — | ◇ UNVERIFIED |
| CDCameron Dynatorque | Muskegon | MI | — | ◇ UNVERIFIED |
 Carley Foundry INC - Pattern Shop | Blaine | MN | — | ◇ UNVERIFIED |
| CCCarter Casting CO INC | South Gate | CA | — | ◇ UNVERIFIED |
| CCastco | San Leandro | CA | — | ◇ UNVERIFIED |
| CSCasteel Services, INC. | Kingsbury | IN | — | ◇ UNVERIFIED |
| CACastek Aluminum, INC. | Elyria | OH | — | ◇ UNVERIFIED |
| CICastings Investment and Alloy Foundries | Bixby | OK | — | ◇ UNVERIFIED |
| CMCast Machined Products, INC. | Denver | CO | — | ◇ UNVERIFIED |
| CPCast Products Dba Consolidated Precision Products | Pomona | CA | — | ◇ UNVERIFIED |
| CRCast Rite Metal Company, INC. | Birdsboro | PA | — | ◇ UNVERIFIED |
 Cast Technologies INC. | Peoria | IL | — | ◇ UNVERIFIED |
| CPCaterpillar Precision Seals | Toccoa | GA | — | ◇ UNVERIFIED |
| CACentury Aluminum of Kentucky General Partnership | Hawesville | KY | — | ◇ UNVERIFIED |
| CCCentury Castings Corporation | Swansea | IL | — | ◇ UNVERIFIED |
| CFCentury Foundry Inc-2524 Park | Muskegon Heights | MI | — | ◇ UNVERIFIED |
| CFCharter Foundry CO INC | Huntington Park | CA | — | ◇ UNVERIFIED |
| CMChassix Montague Operations | Montague | MI | — | ◇ UNVERIFIED |
| CPChattanooga Pattern and Foundry, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| CCChemalloy Company Llc/ Conshohocken | Bryn Mawr | PA | — | ◇ UNVERIFIED |
| CAChicago Aluminum Castings CO INC | Chicago | IL | — | ◇ UNVERIFIED |
| CHChicago Heights Brass Foundry, INC. | Chicago Heights | IL | — | ◇ UNVERIFIED |
 Chicago Magnesium Casting CO | Blue Island | IL | — | ◇ UNVERIFIED |
| CRCimco Recycling - Dewey Pl Plant | Milwaukee | WI | — | ◇ UNVERIFIED |
| CCinao | Franklin | OH | — | ◇ UNVERIFIED |
| CCCitation CORP | Butler | IN | — | ◇ UNVERIFIED |
| CPClamp-swing Pricing CO INC | Oakland | CA | — | ◇ UNVERIFIED |
| CPCoatings Plus, INC | Fenton | MO | — | ◇ UNVERIFIED |
| CSCobin Salvage Yard INC | Dowell | IL | — | ◇ UNVERIFIED |
| CSColumbus Steel Castings | Columbus | OH | — | ◇ UNVERIFIED |
| CSCometal Steel INC. | Miami | FL | — | ◇ UNVERIFIED |
| CTCommercial Titanium Castings | Albany | OR | — | ◇ UNVERIFIED |
| CACommonwealth Aluminum Concast | Carson | CA | — | ◇ UNVERIFIED |
| CMCompeer Metals, INC. | Algonquin | IL | — | ◇ UNVERIFIED |
| CMConcast Metal Prod Co/adams Twp | Mars | PA | — | ◇ UNVERIFIED |
| CMConcast Metal Prods CO | Mars | PA | — | ◇ UNVERIFIED |
| CMConcast Metal Products CO | Birmingham | OH | — | ◇ UNVERIFIED |
| CCConley Casting Supply Corp. | Warwick | RI | — | ◇ UNVERIFIED |
