| CCC & C Fabrication, LLC | Lanett | AL | — | ◇ UNVERIFIED |
| CCC & C Iron Incorporated | Merrillville | IN | — | ◇ UNVERIFIED |
| CCC & C Marble, INC. | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| CFCcod; Fleet Maintenance Facility | Denver | CO | — | ◇ UNVERIFIED |
| CCC & C Rhode Island | Providence | RI | — | ◇ UNVERIFIED |
| CPCcw Products INC | Arvada | CO | — | ◇ UNVERIFIED |
| CSCdr Systems Corporation | Corcoran | CA | — | ◇ UNVERIFIED |
| CDCeco Door Prods | Oklahoma City | OK | — | ◇ UNVERIFIED |
| CSCedar Siding & Lumber INC | Rochelle | IL | — | ◇ UNVERIFIED |
| CDCed Dba 3e | Des Moines | IA | — | ◇ UNVERIFIED |
| CLCelco LLC (stormwater) | Anthony | KS | — | ◇ UNVERIFIED |
| CPCemco Products Site | Everett | WA | — | ◇ UNVERIFIED |
| CMC-e Minerals Plant 6 | Andersonville | GA | — | ◇ UNVERIFIED |
| CCCemline CORP | Cheswick | PA | — | ◇ UNVERIFIED |
| COCenla Oilfield Fabricators LLC | Bunkie | LA | — | ◇ UNVERIFIED |
| CCCentral Carbide LLC / Central Carbide LLC | Pryor | OK | — | ◇ UNVERIFIED |
| CDCentral Denver Iron Works, INC | Denver | CO | — | ◇ UNVERIFIED |
| CFCentral Florida Custom Trailers, INC. | Orlando | FL | — | ◇ UNVERIFIED |
| CFCentral Florida Plating INC | Merritt Island | FL | — | ◇ UNVERIFIED |
| CICentral Illinois Ag | Farmer City | IL | — | ◇ UNVERIFIED |
| CICentral Industrial Properties | Pawtucket | RI | — | ◇ UNVERIFIED |
| CMCentral Machine Shop | Pinckneyville | IL | — | ◇ UNVERIFIED |
| CMCentral Metal Finishing INC | Windham | NH | — | ◇ UNVERIFIED |
| CMCentral Metal Products | Warren | MI | — | ◇ UNVERIFIED |
| CMCentral Mn Renewables | Little Falls | MN | — | ◇ UNVERIFIED |
| CSCentral States Refining CO INC | Versailles | MO | — | ◇ UNVERIFIED |
| CSCentral Steel Drum CO | Newark | NJ | — | ◇ UNVERIFIED |
| CWCentral Wire - Dumas Division | Dumas | AR | — | ◇ UNVERIFIED |
| CCentria | Ambridge | PA | — | ◇ UNVERIFIED |
| CCCenturylink Communications LLC | Boston | MA | — | ◇ UNVERIFIED |
| CTCentury Tube CORP | Readington | NJ | — | ◇ UNVERIFIED |
| CICeradyne INC 3m Company | Irvine | CA | — | ◇ UNVERIFIED |
| CUCeral USA | Oklahoma City | OK | — | ◇ UNVERIFIED |
| CPCeramic Powders INC | Joliet | IL | — | ◇ UNVERIFIED |
| CUCeratizit Usa, INC. | Warren | MI | — | ◇ UNVERIFIED |
| CWCerro Wire and Cable Company | Hartselle | AL | — | ◇ UNVERIFIED |
| CWCerro Wire LLC | Carrollton | GA | — | ◇ UNVERIFIED |
| CECertified Equip & Mfg CO | Springfield | IL | — | ◇ UNVERIFIED |
| CFCertified Fabricators INC | Buena Park | CA | — | ◇ UNVERIFIED |
| CFCertified Factory Wheel | Madison Heights | MI | — | ◇ UNVERIFIED |
| CMCertified Metal Craft | El Cajon | CA | — | ◇ UNVERIFIED |
| CPCertified Packaging CORP | North Chicago | IL | — | ◇ UNVERIFIED |
 Certified Slings & Supply | Tampa | FL | — | ◇ UNVERIFIED |
| CRCff Recycling USA / 100 N Bath | Oklahoma City | OK | — | ◇ UNVERIFIED |
| CICf Industries, INC. - Peru Terminal | Peru | IL | — | ◇ UNVERIFIED |
| CICf Industries Sales - Seneca Terminal | Seneca | IL | — | ◇ UNVERIFIED |
| CMCf Maier Composites INC | Golden | CO | — | ◇ UNVERIFIED |
| CMC.f. Maier Composites INC - See 059/1318 | Golden | CO | — | ◇ UNVERIFIED |
| CHCfm Harris Systems INC | Lincolnwood | IL | — | ◇ UNVERIFIED |
| CHCfm Harris Systems INC | Skokie | IL | — | ◇ UNVERIFIED |
| CSCgb St Louis Shipyard | Saint Louis | MO | — | ◇ UNVERIFIED |
| CMChallenge Mfg-3 Mile | Walker | MI | — | ◇ UNVERIFIED |
| CMChallenge Mfg-fruitridge | Walker | MI | — | ◇ UNVERIFIED |
| CMChamberlain Manufacturing | New Bedford | MA | — | ◇ UNVERIFIED |
| CPChampaign Park District | Champaign | IL | — | ◇ UNVERIFIED |
| CEChampion Environmental Services INC | Saint Charles | IL | — | ◇ UNVERIFIED |
| CHChampion Home Builders - Arkansas City (w Madison Ave) | Arkansas City | KS | — | ◇ UNVERIFIED |
| CSChampion Steel CORP | Deland | FL | — | ◇ UNVERIFIED |
| CLChampionx LLC | Mount Carmel | IL | — | ◇ UNVERIFIED |
| CCChamplain Cable Pan American | El Paso | TX | — | ◇ UNVERIFIED |
| CMChancey Metal Products, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| CWChapin Watermatics INC | Watertown | NY | — | ◇ UNVERIFIED |
| CGCharles Gabus Motors, Inc., Dba Toyota of Des Moines | Grimes | IA | — | ◇ UNVERIFIED |
| CMCharleston Marine Containers | Charleston | SC | — | ◇ UNVERIFIED |
| CSCharleston Steel and Metal Company | North Charleston | SC | — | ◇ UNVERIFIED |
| CSCharleston Steel & Metal CO | Charleston | SC | — | ◇ UNVERIFIED |
| CFCharlette Foundry | Blackstone | MA | — | ◇ UNVERIFIED |
| CPCharlotte Plating, INC. | Charlotte | NC | — | ◇ UNVERIFIED |
| CEChart Energy & Chemical INC | La Crosse | WI | — | ◇ UNVERIFIED |
| CSCharter Steel Cleveland INC (1318007658) | Cleveland | OH | — | ◇ UNVERIFIED |
| CSChart Storage Systems - Denver, INC | Denver | CO | — | ◇ UNVERIFIED |
| CPChattanooga Plating & Machine, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| CHChautauqua Hardware CORP | Jamestown | NY | — | ◇ UNVERIFIED |
| CIChc Industries Cleaners Hanger Company | Baltimore | MD | — | ◇ UNVERIFIED |
| CLChds LLC | Round Lake | IL | — | ◇ UNVERIFIED |
| CICheckers Industrial Safety Products | Broomfield | CO | — | ◇ UNVERIFIED |
| CSCheckers Safety Group | Titusville | PA | — | ◇ UNVERIFIED |
| CBChelsea Building Products | Oakmont | PA | — | ◇ UNVERIFIED |
| CDChelsea Drum Company | Franklin | MA | — | ◇ UNVERIFIED |
| C3Chem 32 | West Orange | TX | — | ◇ UNVERIFIED |
| CIChemcraft International Incorporated | Winston Salem | NC | — | ◇ UNVERIFIED |
| CRChemetron Railway Products Inc-true-temper Plant | Kansas City | MO | — | ◇ UNVERIFIED |
| CCChemical Coatings Incorporated | Galax | VA | — | ◇ UNVERIFIED |
| CFChemical Formulators INC | Tampa | FL | — | ◇ UNVERIFIED |
| CMChemical & Metal Industries INC | Denver | CO | — | ◇ UNVERIFIED |
| CPChemical Pollution Control of Florida LLC - Unit #2 | Deerfield Beach | FL | — | ◇ UNVERIFIED |
| CPChemical Processing INC | Detroit | MI | — | ◇ UNVERIFIED |
| CPChemical Proof Corporation Site | Woodinville | WA | — | ◇ UNVERIFIED |
| CSChemical Specialties INC | Freeport | TX | — | ◇ UNVERIFIED |
| CNChemours - Niagara Plant | Niagara Falls | NY | — | ◇ UNVERIFIED |
| CIChem-plate Industries INC | Maywood | IL | — | ◇ UNVERIFIED |
 Chem Processing | Rockford | IL | — | ◇ UNVERIFIED |
| CIChem-tainer Industries INC | Compton | CA | — | ◇ UNVERIFIED |
| CTChem Tech Plant 2 | Middlefield | OH | — | ◇ UNVERIFIED |
| CPChem-tek Plating Industries | Melbourne | FL | — | ◇ UNVERIFIED |
| CPChemtrade Performance Chemicals US LLC | Kalama | WA | — | ◇ UNVERIFIED |
| CRChemtrade Refinery Sercives INC | Shreveport | LA | — | ◇ UNVERIFIED |
| CSChemtrade Solutions | Linden | NJ | — | ◇ UNVERIFIED |
| CSChemtrade Solutions LLC - Port St. Joe | Port Saint Joe | FL | — | ◇ UNVERIFIED |
| CSChemtrade Solutions LLC Vancouver | Vancouver | WA | — | ◇ UNVERIFIED |
