| CCCal Coast Manufacturing INC | Turlock | CA | — | ◇ UNVERIFIED |
| CMCalco Metal Works, INC. | Lubbock | TX | — | ◇ UNVERIFIED |
| CSCalcor Space Fac INC | Whittier | CA | — | ◇ UNVERIFIED |
| CCCalculated Custom Metal Works LLC | Oakwood Village | OH | — | ◇ UNVERIFIED |
| CCCal Customs Fabrications LLC | Bakersfield | CA | — | ◇ UNVERIFIED |
| CCalfabco | South El Monte | CA | — | ◇ UNVERIFIED |
| CMCalhm Metals INC Dba Weld-kraft | Saint Louis Park | MN | — | ◇ UNVERIFIED |
| CACalifornia Air Conveying LLC | Paramount | CA | — | ◇ UNVERIFIED |
| CACalifornia Art Products, Capcol Psa | N Hollywood | CA | — | ◇ UNVERIFIED |
| CBCalifornia Business Environments, Inc | Morgan Hill | CA | — | ◇ UNVERIFIED |
| CCCalifornia Chassis INC | Anaheim | CA | — | ◇ UNVERIFIED |
| CCCalifornia Closets | Pompano Beach | FL | — | ◇ UNVERIFIED |
| CECalifornia Expanded Metals Products CO | Pittsburg | CA | — | ◇ UNVERIFIED |
| CFCalifornia Fabrication | Canoga Park | CA | — | ◇ UNVERIFIED |
| CSCalifornia Sheet Metal INC | Sacramento | CA | — | ◇ UNVERIFIED |
| CSCalifornia Steel Stair & Rail | Manteca | CA | — | ◇ UNVERIFIED |
| CYCalifornia Yurts Inc. | Ukiah | CA | — | ◇ UNVERIFIED |
| CICal-june INC | North Hollywood | CA | — | ◇ UNVERIFIED |
| CVCallahan Ventures, Inc. | Abilene | TX | — | ◇ UNVERIFIED |
| CPCal Plastics & Signs INC. | Manteca | CA | — | ◇ UNVERIFIED |
| CCCalvert City Marine Works LLC | Calvert City | KY | — | ◇ UNVERIFIED |
| CACamblin at 2257, LLC | Rialto | CA | — | ◇ UNVERIFIED |
| CSCamblin Steel Service, Inc. | Phoenix | AZ | — | ◇ UNVERIFIED |
| CSCamblin Steel Service, Inc. | Rocklin | CA | — | ◇ UNVERIFIED |
| CSCamblin Steel Service, INC | Sacramento | CA | — | ◇ UNVERIFIED |
| CPCambridge Press | Somerville | MA | — | ◇ UNVERIFIED |
 Cambridge Security Seals | West Haverstraw | NY | — | ◇ UNVERIFIED |
 Cambro Manufacturing | Walnut | CA | — | ◇ UNVERIFIED |
 Camco Manufacturing, INC. | Greensboro | NC | — | ◇ UNVERIFIED |
| CMCamelot Metals | Blaine | MN | — | ◇ UNVERIFIED |
| CUCami USA INC | Roswell | NM | — | ◇ UNVERIFIED |
| CACampbell and Shaw Steel INC | Marysville | MI | — | ◇ UNVERIFIED |
| CSCampbell & Shaw Steel INC | Detroit | MI | — | ◇ UNVERIFIED |
| CSCampo Sheet Metal Works, INC. | Houston | TX | — | ◇ UNVERIFIED |
| CFCamryn Fabrication Dba Pro Weld LLC | Chesterfield | MI | — | ◇ UNVERIFIED |
| CMCamtech Manufacturing Solutions LLC | Science Hill | KY | — | ◇ UNVERIFIED |
| CMCanam Metal Prod | San Bernardino | CA | — | ◇ UNVERIFIED |
| CNCanamould Nevada, INC. | Henderson | NV | — | ◇ UNVERIFIED |
| CCCandle-lite Company, LLC (0736000020) | Leesburg | OH | — | ◇ UNVERIFIED |
| CPCanopies Plus, INC. | Eufaula | OK | — | ◇ UNVERIFIED |
| CWCanron Western Constructors INC | Portland | OR | — | ◇ UNVERIFIED |
| CCCape Cod Panel, LLC | Hyannis | MA | — | ◇ UNVERIFIED |
| CCCapital City Culvert Corporation | Madison | WI | — | ◇ UNVERIFIED |
| CSCapital Steel & Builders Supply INC | Holt | MI | — | ◇ UNVERIFIED |
| CSCapital Steel & Supply | Jefferson City | MO | — | ◇ UNVERIFIED |
| CWCapital Welding & Fabrication, INC. | Thibodaux | LA | — | ◇ UNVERIFIED |
| CICapitol Iron Works, INC. | Sacramento | CA | — | ◇ UNVERIFIED |
| CSCapitol Steel Fabricatiors INC | Commerce | CA | — | ◇ UNVERIFIED |
| CVCapitol Vial INC | Auburn | AL | — | ◇ UNVERIFIED |
| CIC.a.p.s. INC. | Bridgeton | MO | — | ◇ UNVERIFIED |
| CCaptiveaire | Englewood | OH | — | ◇ UNVERIFIED |
| CCaptiveaire | Redding | CA | — | ◇ UNVERIFIED |
| C3Captiveaire 360 Youngsville Addition | Youngsville | NC | — | ◇ UNVERIFIED |
 Captive-aire Systems, INC. | Slidell | LA | — | ◇ UNVERIFIED |
| CMCaravan Manufacturing Company | Los Alamitos | CA | — | ◇ UNVERIFIED |
| CCCarbon Composites INC | Leominster | MA | — | ◇ UNVERIFIED |
| CICarbon, INC | Dixon | CA | — | ◇ UNVERIFIED |
| CCarbsonly | Glendale | CA | — | ◇ UNVERIFIED |
| CCCardinal Comb Corporation | Leominster | MA | — | ◇ UNVERIFIED |
| CCCardinal Container Services, INC. | Lexington | NC | — | ◇ UNVERIFIED |
| CNCardinal Novelty LLC | Rosedale | MD | — | ◇ UNVERIFIED |
| CSCardinal Sheet Metal INC | Riverside | CA | — | ◇ UNVERIFIED |
| CCCaribou Creek Log Homes, INC | Bonners Ferry | ID | — | ◇ UNVERIFIED |
| CICarico INC. | Fredericksburg | VA | — | ◇ UNVERIFIED |
| CFCarl Fisher Co., INC. | Springfield | MA | — | ◇ UNVERIFIED |
| CFCarlisle Food Service Prods | Oklahoma City | OK | — | ◇ UNVERIFIED |
| CFCarlisle Foodservice Products, Incorporated | Batavia | IL | — | ◇ UNVERIFIED |
| CFCarlisle Foodservice Products, Incorporated | Oklahoma City | OK | — | ◇ UNVERIFIED |
| CLCarlos Landazuri and Alma Landazuri | Victorville | CA | — | ◇ UNVERIFIED |
| CLCarolina Laser Cutting, INC. | Greensboro | NC | — | ◇ UNVERIFIED |
| CPCarolina Precision Plastics, L.l.c. | Mocksville | NC | — | ◇ UNVERIFIED |
| CPCarolina Precision Plastics, LLC Dba Cpp Global | Greensboro | NC | — | ◇ UNVERIFIED |
| CTCarolina Technical Plastics | New Bern | NC | — | ◇ UNVERIFIED |
| CWCarolina Waterworks INC | Goose Creek | SC | — | ◇ UNVERIFIED |
| CRCarpenter's Roofing & Sheet Metal, INC. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| CLCarr Lane Drill Bushing CO. | Austin | TX | — | ◇ UNVERIFIED |
| CHCarsten Holdings, LLC | Newton | KS | — | ◇ UNVERIFIED |
| CICartel Industries LLC | Irvine | CA | — | ◇ UNVERIFIED |
| CCCarter Components | Newton Falls | OH | — | ◇ UNVERIFIED |
| CICarter Iron and Steel Company | Hampton | VA | — | ◇ UNVERIFIED |
| CSCarver Sheet Metal Works, Inc. | Salt Lake City | UT | — | ◇ UNVERIFIED |
| CMCasamar Manufacturing Usa, INC. | North Las Vegas | NV | — | ◇ UNVERIFIED |
| CWCascade Windows | Salt Lake City | UT | — | ◇ UNVERIFIED |
| CWCascade Windows | Auburn | WA | — | ◇ UNVERIFIED |
| CWCascade Windows | Woodland | CA | — | ◇ UNVERIFIED |
| CBCasco Bay Steel - Saco | Saco | ME | — | ◇ UNVERIFIED |
| CBCasco Bay Steel Structures, INC. | South Portland | ME | — | ◇ UNVERIFIED |
| CECasper Ectoplasm LLC | Pittsburgh | PA | — | ◇ UNVERIFIED |
| CICastle Industries INC. of Ca. | Ontario | CA | — | ◇ UNVERIFIED |
| COCastle of Marble | Saticoy | CA | — | ◇ UNVERIFIED |
| CPCastle Products and Services, INC. | Doniphan | MO | — | ◇ UNVERIFIED |
| CPCast Pac, INC. | Allentown | PA | — | ◇ UNVERIFIED |
| CSCast Sheet Metal LLC | Mission | TX | — | ◇ UNVERIFIED |
| CSCast Sheet Metal LLC | Bryan | TX | — | ◇ UNVERIFIED |
| CSCataract Steel Industries Pa, INC. | Mckeesport | PA | — | ◇ UNVERIFIED |
| CICateck, INC. | Saint Peters | MO | — | ◇ UNVERIFIED |
| CICavcon, INC. | Atwater | CA | — | ◇ UNVERIFIED |
| CICavotec Inet US INC. | Cypress | CA | — | ◇ UNVERIFIED |
| CCb&i | Lake Charles | LA | — | ◇ UNVERIFIED |
| CSCb Strain & Son INC. | Tarrytown | NY | — | ◇ UNVERIFIED |
