| BTBingham & Taylor | Rocky Hill | CT | — | ◇ UNVERIFIED |
| BFBlackhawk Foundry & Machine CO | Davenport | IA | — | ◇ UNVERIFIED |
| BFBloomfield Foundry, INC | Bloomfield | IA | — | ◇ UNVERIFIED |
| BABodine Aluminum INC | Jackson | TN | — | ◇ UNVERIFIED |
| BFBorough Furnace, Inc. | East Syracuse | NY | — | ◇ UNVERIFIED |
| BFBoyertown Foundry Co/fka Eafco | New Berlinville | PA | — | ◇ UNVERIFIED |
| BIBrandenburg Indus Svc CO at Brillion Ironworks | Brillion | WI | — | ◇ UNVERIFIED |
| BMBrom Machine & Foundry CO | Winona | MN | — | ◇ UNVERIFIED |
| BFBronzart Foundry INC | Sarasota | FL | — | ◇ UNVERIFIED |
| BFBrown Foundry - Dupl of Vtdec 689 | Swanton | VT | — | ◇ UNVERIFIED |
| BIBryant Investments of West Texas LLC | Lubbock | TX | — | ◇ UNVERIFIED |
| BBBuckner By Storm | Fresno | CA | — | ◇ UNVERIFIED |
| BMBurgess-norton Mfg CO / Std Auto Parts CO Div | Muskegon | MI | — | ◇ UNVERIFIED |
| BGB.w. Grinding CO. | Lyons | OH | — | ◇ UNVERIFIED |
| CCCalifornia Casting | Richmond | CA | — | ◇ UNVERIFIED |
| CCCamden Casting Center INC | Camden | TN | — | ◇ UNVERIFIED |
| CCCamden Casting Center INC | Camden | TN | — | ◇ UNVERIFIED |
| CFCampbell Foundry Company | Harrison | NJ | — | ◇ UNVERIFIED |
| CICarmack INC Dba Phenix Foundry | Phenix City | AL | — | ◇ UNVERIFIED |
| CICarson Ind/freeport | Freeport | PA | — | ◇ UNVERIFIED |
| CDCascade Die Casting Group INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| CDCascade Die Casting / Mid-state | Grand Rapids | MI | — | ◇ UNVERIFIED |
| CCCase Corporation - Racine Foundry Plant | Racine | WI | — | ◇ UNVERIFIED |
| CCCassell Creations LLC | Clarkston | MI | — | ◇ UNVERIFIED |
| CICastalloy INC Walterboro | Walterboro | SC | — | ◇ UNVERIFIED |
| CTCast-fab Technologies, INC. | Cincinnati | OH | — | ◇ UNVERIFIED |
| CICast Industries LLC | Albany | MN | — | ◇ UNVERIFIED |
| CTCasting Technologies Company | Franklin | IN | — | ◇ UNVERIFIED |
| CPCastwell Products INC | Skokie | IL | — | ◇ UNVERIFIED |
| CICaterpillar INC | Hodges | SC | — | ◇ UNVERIFIED |
| CICaterpillar INC. | Mapleton | IL | — | ◇ UNVERIFIED |
| CICaterpillar INC Seals Metalcasting Facility | Toccoa | GA | — | ◇ UNVERIFIED |
| CICelestial Iron Works | Lawrence | KS | — | ◇ UNVERIFIED |
| CSCe Systems | Columbus | IN | — | ◇ UNVERIFIED |
| CFCharlette Foundry | Blackstone | MA | — | ◇ UNVERIFIED |
| CIChassix, INC. | Columbus | GA | — | ◇ UNVERIFIED |
| CHChesapeake Holdings LLC | Saint Charles | MN | — | ◇ UNVERIFIED |
 Chicago Magnesium Casting Company | Crown Point | IN | — | ◇ UNVERIFIED |
| CWChicago White Metal | Bensenville | IL | — | ◇ UNVERIFIED |
| CLChrysler, LLC | Indianapolis | IN | — | ◇ UNVERIFIED |
| CACitation Aluminum, LLC | Bay Minette | AL | — | ◇ UNVERIFIED |
| CMClearfield Mach Co/3rd & Everett Streets | Clearfield | PA | — | ◇ UNVERIFIED |
| CRClinch River Casting INC. | Caryville | TN | — | ◇ UNVERIFIED |
| CFCmi Frank S Ryan Memorial | Des Plaines | IL | — | ◇ UNVERIFIED |
| CECommercial Enameling CO | Huntington Park | CA | — | ◇ UNVERIFIED |
| CECompton Enterprises | Chico | CA | — | ◇ UNVERIFIED |
| CPConsolidated Precision Products | Eastlake | OH | — | ◇ UNVERIFIED |
| CDContech Div of Spx CORP | Alma | MI | — | ◇ UNVERIFIED |
| CICooper Ind/corry Plt | Corry | PA | — | ◇ UNVERIFIED |
| CICornell Iron Works/mountaintop | Mountain Top | PA | — | ◇ UNVERIFIED |
| CCCraft Cast CO INC | Jackson | WI | — | ◇ UNVERIFIED |
| CMCraft Machine Works Incorporated - 56th Street | Hampton | VA | — | ◇ UNVERIFIED |
| CSCrane & Steel Inc.* | Addison | IL | — | ◇ UNVERIFIED |
| CVCrane Valves Fndry Sand Landfill-wa Cnty | Washington | IA | — | ◇ UNVERIFIED |
| CSCw Shumway & Sons | Batavia | IL | — | ◇ UNVERIFIED |
| DCDalton CORP Kendallville Mfg Facility | Kendallville | IN | — | ◇ UNVERIFIED |
| DFDalton Foundry | Warsaw | IN | — | ◇ UNVERIFIED |
| DLDana Liner Foundry and Machine Plant | Richmond | IN | — | ◇ UNVERIFIED |
| DEDefiance Energy | Defiance | OH | — | ◇ UNVERIFIED |
| DSDelray Steel Casting INC | Melvindale | MI | — | ◇ UNVERIFIED |
| DMDent Mfg CO Inc/northampton | Northampton | PA | — | ◇ UNVERIFIED |
| DSDidion & Sons Foundry CO | Saint Peters | MO | — | ◇ UNVERIFIED |
| DCDie Cast Prod INC | Gardena | CA | — | ◇ UNVERIFIED |
| DCDiscover Casting, INC. | New York | NY | — | ◇ UNVERIFIED |
| DDDiversified Diemakers Inc-hannibal Plant | Hannibal | MO | — | ◇ UNVERIFIED |
| DDDiversified Diemakers Inc-palmyra Plant | Palmyra | MO | — | ◇ UNVERIFIED |
| DCDomestic Casting CO LLC | Shippensburg | PA | — | ◇ UNVERIFIED |
| DDonsco | Carnegie | PA | — | ◇ UNVERIFIED |
| DIDonsco INC Building 8 | Belleville | PA | — | ◇ UNVERIFIED |
| DMDonsco Mount Joy Renewal | Mount Joy, Borough of | PA | — | ◇ UNVERIFIED |
| EIEafco INC | Boyertown | PA | — | ◇ UNVERIFIED |
| EJEast Jordan Iron Works | Denham Springs | LA | — | ◇ UNVERIFIED |
| ECEaton Cooper Crouse-hinds, LLC | Amarillo | TX | — | ◇ UNVERIFIED |
| EIEbaa Iron Eastland Plant | Eastland | TX | — | ◇ UNVERIFIED |
| EIEbaa Iron INC | Cordele | GA | — | ◇ UNVERIFIED |
| EFEj Franklin, LLC | Franklin | KY | — | ◇ UNVERIFIED |
| ESEj Solutions | Houston | TX | — | ◇ UNVERIFIED |
| EUEj USA INC | Sunfield | MI | — | ◇ UNVERIFIED |
| EUEj USA INC | Oak Park | MI | — | ◇ UNVERIFIED |
| EUEj USA INC | East Jordan | MI | — | ◇ UNVERIFIED |
| EBElectron Blackwell | Blackwell | OK | — | ◇ UNVERIFIED |
| ELElectron Littleton | Littleton | CO | — | ◇ UNVERIFIED |
| EFElkhart Foundry & Machine Company Incorporated | Elkhart | IN | — | ◇ UNVERIFIED |
| ECEmpire Casting - Tulsa Gray Iron Fndry | Tulsa | OK | — | ◇ UNVERIFIED |
| EFEmporia Foundry Incorporated | Emporia | VA | — | ◇ UNVERIFIED |
| EAEnkei America, INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| EMEphrata Mfg Co/ephrata | Ephrata | PA | — | ◇ UNVERIFIED |
| EIErp Iron Ore | Reynolds | IN | — | ◇ UNVERIFIED |
| ECEsco Corporation | Portland | OR | — | ◇ UNVERIFIED |
| EFEtheridge Foundry and Machine CO | Portland | ME | — | ◇ UNVERIFIED |
| EFExcelsior Foundry CO | Belleville | IL | — | ◇ UNVERIFIED |
| FFFairmount Foundry | Woonsocket | RI | — | ◇ UNVERIFIED |
| FCFalcon Castings, INC. | Baxley | GA | — | ◇ UNVERIFIED |
| FGFascast Gray Iron Foundary | Tulsa | OK | — | ◇ UNVERIFIED |
| FMFederal Mogul Corp-sparta Foundry | Sparta | MI | — | ◇ UNVERIFIED |
| FFFederal-mogul Friction Products-federal-mogul Friction Products | Saint Louis | MO | — | ◇ UNVERIFIED |
| FLFire Lane 23 INC. | Auburn | NY | — | ◇ UNVERIFIED |
| FPFlight Power Repair Group | Doral | FL | — | ◇ UNVERIFIED |
| FFFlockhart Foundry CO | Newark | NJ | — | ◇ UNVERIFIED |
| FFFoote Foundry CO. INC. (0142000119) | Fredericktown | OH | — | ◇ UNVERIFIED |
