| CTCeramic Technology | Cedar Bluff | VA | — | ◇ UNVERIFIED |
| CUCeratizit Usa/latrobe Plt | Latrobe | PA | — | ◇ UNVERIFIED |
| CWCerro Wire LLC | Carrollton | GA | — | ◇ UNVERIFIED |
| CECertified Equip & Mfg CO | Springfield | IL | — | ◇ UNVERIFIED |
| CFCertified Fabricators INC | Buena Park | CA | — | ◇ UNVERIFIED |
| CMCertified Metal Craft | El Cajon | CA | — | ◇ UNVERIFIED |
| CRCff Recycling USA / 100 N Bath | Oklahoma City | OK | — | ◇ UNVERIFIED |
| CMChampagne Metals | South Charleston | WV | — | ◇ UNVERIFIED |
| CMChancey Metal Products, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
 Chancey Metals LLC Annex | Jacksonville | FL | — | ◇ UNVERIFIED |
| CSCharleston Steel & Metal CO | Charleston | SC | — | ◇ UNVERIFIED |
| CFCharlette Foundry | Blackstone | MA | — | ◇ UNVERIFIED |
| CPCharlotte Plating, INC. | Charlotte | NC | — | ◇ UNVERIFIED |
| CSCharter Steel Cleveland INC (1318007658) | Cleveland | OH | — | ◇ UNVERIFIED |
| CIChart INC Denver | Denver | CO | — | ◇ UNVERIFIED |
| CIChart Industries | Plaistow | NH | — | ◇ UNVERIFIED |
| CSChart Storage Systems - Denver, INC | Denver | CO | — | ◇ UNVERIFIED |
| CPChattanooga Plating & Machine, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| CECheek Engineering | Irvine | CA | — | ◇ UNVERIFIED |
| CRChemetron Railway Products Inc-true-temper Plant | Kansas City | MO | — | ◇ UNVERIFIED |
| CPChemical Processing INC | Detroit | MI | — | ◇ UNVERIFIED |
| CCChemithon CORP | Seattle | WA | — | ◇ UNVERIFIED |
| CIChem-plate Industries INC | Maywood | IL | — | ◇ UNVERIFIED |
 Chem Processing | Rockford | IL | — | ◇ UNVERIFIED |
| CPChem-tek Plating Industries | Melbourne | FL | — | ◇ UNVERIFIED |
| CVChem Valley Machine | Nitro | WV | — | ◇ UNVERIFIED |
| CMChet Morrison Contractors LLC - Harvey Fabrication | Harvey | LA | — | ◇ UNVERIFIED |
| CFChicago Faucet CO | Des Plaines | IL | — | ◇ UNVERIFIED |
| CPChicago Plating INC | Chicago | IL | — | ◇ UNVERIFIED |
| CSChicago Steel Rule Die & Fabricators CO | Chicago | IL | — | ◇ UNVERIFIED |
 Chief Industries INC Chief Transportation Products | Omaha | NE | — | ◇ UNVERIFIED |
| CPChilton Plating | Chilton | WI | — | ◇ UNVERIFIED |
| CVChino Valley Site | Chino Valley | AZ | — | ◇ UNVERIFIED |
| CLChiptec, LLC | Decatur | AL | — | ◇ UNVERIFIED |
| CMChoctaw Mfg and Dev CORP / Choctaw Metal and Goods Mfg Faclty | Hugo | OK | — | ◇ UNVERIFIED |
| CIChor Industries INC | Troy | MI | — | ◇ UNVERIFIED |
| CPChris Plating | Northbrook | IL | — | ◇ UNVERIFIED |
| CChromalloy | Middletown | NY | — | ◇ UNVERIFIED |
| CAChromalloy Arizona | Phoenix | AZ | — | ◇ UNVERIFIED |
| CBChromalloy Belac Lifex Center of Excellence | Oldsmar | FL | — | ◇ UNVERIFIED |
| CDChromalloy Dallas Plant 1 | Dallas | TX | — | ◇ UNVERIFIED |
| CDChromalloy Div Ok / 1720 National Blvd | Midwest City | OK | — | ◇ UNVERIFIED |
| CFChromalloy Florida | Fort Walton Beach | FL | — | ◇ UNVERIFIED |
| CCChrome Craft CORP | Highland Park | MI | — | ◇ UNVERIFIED |
| CDChrome Deposit CORP | Huger | SC | — | ◇ UNVERIFIED |
| CDChrome Deposit Corporation | Newark | DE | — | ◇ UNVERIFIED |
| CHChrome Hearts Factory, LLC | Albuquerque | NM | — | ◇ UNVERIFIED |
| CIChrome Industries CO (1318000039) | Cleveland | OH | — | ◇ UNVERIFIED |
| CIChromemasters INC (closed) | Nashville | TN | — | ◇ UNVERIFIED |
| CPChrome Plating of Waltham | Watertown | MA | — | ◇ UNVERIFIED |
| CPChrome Plus International - Mcpherson | Mcpherson | KS | — | ◇ UNVERIFIED |
| CRChrome Reflections - Former Site of | Des Moines | IA | — | ◇ UNVERIFIED |
| CTChrome Tech INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| CIChrometech INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| CTChrome Tech of Wisconsin INC | Franklin | WI | — | ◇ UNVERIFIED |
| CIChrometec Industries LLC | Lombard | IL | — | ◇ UNVERIFIED |
| CIChromewright INC | Lees Summit | MO | — | ◇ UNVERIFIED |
| CChromium | Lufkin | TX | — | ◇ UNVERIFIED |
| CCChromium Corporation of America | Cleveland | OH | — | ◇ UNVERIFIED |
| CIChromium INC (formerly Conrad Plating) | Racine | WI | — | ◇ UNVERIFIED |
| CPChromold Plating INC | Mchenry | IL | — | ◇ UNVERIFIED |
| CCChromplate CO INC | Inglewood | CA | — | ◇ UNVERIFIED |
| CLChrysler, LLC | Indianapolis | IN | — | ◇ UNVERIFIED |
| CVChula Vista Energy Center | Chula Vista | CA | — | ◇ UNVERIFIED |
| CMCigas Machine Shop INC | Coatesville | PA | — | ◇ UNVERIFIED |
| CMCigas Machine Shop, INC. | Pottstown | PA | — | ◇ UNVERIFIED |
| CMCigas Machine Shop, INC. | Coatesville | PA | — | ◇ UNVERIFIED |
| CCignys | Saginaw | MI | — | ◇ UNVERIFIED |
| CPCilberti Plating | Scotia | NY | — | ◇ UNVERIFIED |
| CMCincinnati Milacron-heald CORP | Worcester | MA | — | ◇ UNVERIFIED |
| CTCincinnati Thermal Spray Incorporated | Rocky Point | NC | — | ◇ UNVERIFIED |
 Circuit Services LLC | Northridge | CA | — | ◇ UNVERIFIED |
| CMCissell Manufacturing Company | Louisville | KY | — | ◇ UNVERIFIED |
| CACitation Aluminum, LLC | Bay Minette | AL | — | ◇ UNVERIFIED |
| COCity of Grand Prairie Landfill | Grand Prairie | TX | — | ◇ UNVERIFIED |
| CPCity Plating Company | San Antonio | TX | — | ◇ UNVERIFIED |
| CICke INC | Lucernemines | PA | — | ◇ UNVERIFIED |
| CSClarion Sintered Metals | Ridgway | PA | — | ◇ UNVERIFIED |
| CAClark Automatic | Rosedale | MD | — | ◇ UNVERIFIED |
| CPClarke #1 Production Facility | Ada | LA | — | ◇ UNVERIFIED |
| CMClark Metal Prod CO | Blairsville | PA | — | ◇ UNVERIFIED |
| CEClarksburg Electroplating INC | Clarksburg | WV | — | ◇ UNVERIFIED |
| CPClassic Plating INC | Anaheim | CA | — | ◇ UNVERIFIED |
| CEClean Earth Environmental Group, LLC | Birmingham | AL | — | ◇ UNVERIFIED |
| CSCleanpart Southwest LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| CCClear & Colored Coatings LLC | Wolcott | CT | — | ◇ UNVERIFIED |
| CMClearfield Mach Co/3rd & Everett Streets | Clearfield | PA | — | ◇ UNVERIFIED |
| CMCleasby Mfg of Denver | Westminster | CO | — | ◇ UNVERIFIED |
| CPCleveland-cliffs Piedmont | Newton | NC | — | ◇ UNVERIFIED |
| CBClick Bond INC | Carson City | NV | — | ◇ UNVERIFIED |
| CRClinch River Casting INC. | Caryville | TN | — | ◇ UNVERIFIED |
| CLC L Rieckhoff CO | Taylor | MI | — | ◇ UNVERIFIED |
| CLC L Smith Industrial CO | Arnold | MO | — | ◇ UNVERIFIED |
| CLC & L Tool & Die INC | Port Saint Lucie | FL | — | ◇ UNVERIFIED |
| CMClybourn Metal Finishing CO | Chicago | IL | — | ◇ UNVERIFIED |
| CMC Mayo, INC | Springdale | AR | — | ◇ UNVERIFIED |
| CCCmc Construction Services | Baton Rouge | LA | — | ◇ UNVERIFIED |
| CICmc Impact Metals | Chicora | PA | — | ◇ UNVERIFIED |
| CJCmc Joist & Deck | Starke | FL | — | ◇ UNVERIFIED |
| CRCmc Rebar | Jacksonville | FL | — | ◇ UNVERIFIED |
