| CCCrane Chempharma & Energy CORP. | Marion | NC | — | ◇ UNVERIFIED |
| CCCrankshaft CO INC | Morgan City | LA | — | ◇ UNVERIFIED |
| CPCRATS Properties, LLC | Poynette | WI | — | ◇ UNVERIFIED |
| CFCrav Fabrication CO. | Clovis | CA | — | ◇ UNVERIFIED |
| CCCr Coating & Logistics | Kissimmee | FL | — | ◇ UNVERIFIED |
| CICreare Industries LLC | Meridian | ID | — | ◇ UNVERIFIED |
| CHCrease HVAC, Inc | Rochester | NY | — | ◇ UNVERIFIED |
| CHCrease HVAC, Inc. | Rochester | NY | — | ◇ UNVERIFIED |
| CMCreative Metals INC Dba Ashworth Metal Products | Anaheim | CA | — | ◇ UNVERIFIED |
| CMCreative Metal Solutions, Inc. | Sioux Falls | SD | — | ◇ UNVERIFIED |
| CMCreative Modeling & Die, LLC | Attleboro | MA | — | ◇ UNVERIFIED |
| CPCreative Precision, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| CSCreative Sheet Metal INC | Leeds | UT | — | ◇ UNVERIFIED |
| CWCreative Werks Inc | Des Moines | IA | — | ◇ UNVERIFIED |
| CWCreative Werks Inc | Des Moines | IA | — | ◇ UNVERIFIED |
| CSCreer Sheet Metal Works | Provo | UT | — | ◇ UNVERIFIED |
| CSCreole Steel, INC. | Sulphur | LA | — | ◇ UNVERIFIED |
| CMCresco Manufacturing INC | Anaheim | CA | — | ◇ UNVERIFIED |
| CFCr Fabrication LTD | Redmond | OR | — | ◇ UNVERIFIED |
| CWCriders Welding & Fabrication, Inc. | Tunnel Hill | GA | — | ◇ UNVERIFIED |
| CTCrimson Triangle Properties, LLC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| CRC R Industries Acquisition LLC | Cudahy | WI | — | ◇ UNVERIFIED |
| CMC&R Machine, LLC | Jacksonville | TX | — | ◇ UNVERIFIED |
| CRC & R Metalworks, LLC | Springfield | MO | — | ◇ UNVERIFIED |
| CACrocker Architectural Sheet Metal Co., INC. | Wellesley | MA | — | ◇ UNVERIFIED |
| CMCrossfire Metalworks | Payette | ID | — | ◇ UNVERIFIED |
| CACrowe and Downey INC. | Smyrna | GA | — | ◇ UNVERIFIED |
| CMCrown Metals, LLC | Albany | LA | — | ◇ UNVERIFIED |
| COCrown Oilfield Services, INC. | Morgan City | LA | — | ◇ UNVERIFIED |
| CTCruisin' Tikis, LLC | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| CICryowest INC | Watsonville | CA | — | ◇ UNVERIFIED |
| CDCrystal Distribution INC | Elk River | MN | — | ◇ UNVERIFIED |
| CICrystal Industries Incorporated | Elkhart | IN | — | ◇ UNVERIFIED |
| CSCrystal Steel | Gallaway | TN | — | ◇ UNVERIFIED |
| CSCrystal Steel Fabricators, LLC - Memphis Division | Gallaway | TN | — | ◇ UNVERIFIED |
| CEC&s Engineering, INC. | Meriden | CT | — | ◇ UNVERIFIED |
| CFCS Fabworks & Design, LLC | Saint Clair | MO | — | ◇ UNVERIFIED |
| CICsi Industries, INC. | Fairview | PA | — | ◇ UNVERIFIED |
| CICtec INC. | Sacramento | CA | — | ◇ UNVERIFIED |
| CMCt Metal Structures, LLC | Farmington | CT | — | ◇ UNVERIFIED |
| CCCtp Corporation Aka Commercial Tube Processing | Indianapolis | IN | — | ◇ UNVERIFIED |
| CGCumberland Grills INC Dba Knox Engineering INC | Knoxville | TN | — | ◇ UNVERIFIED |
| CICumberland Ironworks, INC. | Durham | ME | — | ◇ UNVERIFIED |
| CSCundiff Steel Fab & Erecting | Orange | CA | — | ◇ UNVERIFIED |
| CSCundiff Steel Fabricating & Erecting INC | Orange | CA | — | ◇ UNVERIFIED |
| CPCurbs Plus INC | Ringgold | GA | — | ◇ UNVERIFIED |
| CPCurbs Plus, INC | Glendale | AZ | — | ◇ UNVERIFIED |
| CACustom Air Ducts By Rick LLC | Saint Louis Park | MN | — | ◇ UNVERIFIED |
| CMCustom-bilt Metals | Mcclellan | CA | — | ◇ UNVERIFIED |
| CBCustom Blast Services Nederland | Nederland | TX | — | ◇ UNVERIFIED |
| CCCustom Concepts Miami Inc | Miami | FL | — | ◇ UNVERIFIED |
| CCCustom Copper Designs | Edmond | OK | — | ◇ UNVERIFIED |
| CCCustom Corrugated & Supply, LLC | Gray | LA | — | ◇ UNVERIFIED |
 Custom Design & Manufacturing | Carrollton | MI | — | ◇ UNVERIFIED |
| CFCustom Fabricated Metals, LLC | Perris | CA | — | ◇ UNVERIFIED |
 Custom Iron Works | Lodi | CA | — | ◇ UNVERIFIED |
| Custom Iron Works, INC. | South Beloit | IL | — | ◇ UNVERIFIED |
| CJCustom Job Shop, LLC. | Topeka | KS | — | ◇ UNVERIFIED |
| CLCustom Land Holding Company LLC | LaBelle | FL | — | ◇ UNVERIFIED |
| CMCustom Machining INC | Mount Sterling | KY | — | ◇ UNVERIFIED |
 Custom Marine Components, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| CMCustom Metal Products, INC. | Los Angeles (chatsworth Area) | CA | — | ◇ UNVERIFIED |
| CMCustom Metal Roofing, INC. | Murrayville | GA | — | ◇ UNVERIFIED |
| CMCustom Metals | Little Rock | AR | — | ◇ UNVERIFIED |
| CMCustom Metal & Siding | Leesville | LA | — | ◇ UNVERIFIED |
| CMCustom Metal Works, INC. | Rincon | GA | — | ◇ UNVERIFIED |
| CMCustom Molded Products | Phoenix | AZ | — | ◇ UNVERIFIED |
| CPCustom Packline Engineering | Visalia | CA | — | ◇ UNVERIFIED |
| CPCustom Pipe & Coupling CO INC | Woodburn | OR | — | ◇ UNVERIFIED |
| CPCustom Pipe & Coupling Co., INC. | Fresno | CA | — | ◇ UNVERIFIED |
| CPCustom Pipe & Coupling Co., INC. | Lubbock | TX | — | ◇ UNVERIFIED |
 Custom Products of Litchfield INC | Litchfield | MN | — | ◇ UNVERIFIED |
| CSCustom Sheet and Plate, LLC | Tarentum | PA | — | ◇ UNVERIFIED |
| CSCustom Sheet and Steel Fabrication INC. | Council Grove | KS | — | ◇ UNVERIFIED |
| CSCustom Sheet Metal, INC. | Gaithersburg | MD | — | ◇ UNVERIFIED |
| CSCustom Sheetmetal Services, INC. | Durham | NC | — | ◇ UNVERIFIED |
| CSCustom Sheet & Steel Fabricators | Council Grove | KS | — | ◇ UNVERIFIED |
| CSCustom Stainless Steel Equipment Co. Inc. | LaBelle | FL | — | ◇ UNVERIFIED |
| CSCustom Stainless Steel INC | Shoreview | MN | — | ◇ UNVERIFIED |
| CSCustom Steel Manufacturing INC. | Belton | MO | — | ◇ UNVERIFIED |
| CSCustom Steel Service | Ames | IA | — | ◇ UNVERIFIED |
| CTCustom Tool & Design Company INC | Huntingdon | TN | — | ◇ UNVERIFIED |
| CWCustom Welding INC. | Frenchtown | NJ | — | ◇ UNVERIFIED |
| CMCutters Machine Tool INC | Lexington | TN | — | ◇ UNVERIFIED |
| CECutting Edge Fabrication, INC. | Gastonia | NC | — | ◇ UNVERIFIED |
| CECutting Edge Manufacturing, INC. | Nampa | ID | — | ◇ UNVERIFIED |
| CLCW Laser and Fabrication LLC | Grandview | MO | — | ◇ UNVERIFIED |
| CPCw Precision Fabrication and Welding, INC. | Houston | TX | — | ◇ UNVERIFIED |
| CSCwp Sheet Metal, INC. | Geneva | FL | — | ◇ UNVERIFIED |
| CSCw Seahorn Enterprises LTD | Houston | TX | — | ◇ UNVERIFIED |
| CICyclops Iron Works | Mamaroneck | NY | — | ◇ UNVERIFIED |
| CMCygnet Manufacturing CO. INC | Oaks | PA | — | ◇ UNVERIFIED |
| CFCyncal Fabricators Inc | Bay Shore | NY | — | ◇ UNVERIFIED |
| CFCypress Fabrication Services, L.L.C. | St Martinville | LA | — | ◇ UNVERIFIED |
| CTCzech Tool, INC. | Saegertown | PA | — | ◇ UNVERIFIED |
| DLD2h, LLC | Salem | OR | — | ◇ UNVERIFIED |
| DEDade Engineering Group LLC | Miami | FL | — | ◇ UNVERIFIED |
| DUDaeil USA Corporation | Valley | AL | — | ◇ UNVERIFIED |
| DEDa Eun Pacific | Tamuning | GU | — | ◇ UNVERIFIED |
| DID'agostino Iron Works | East Rochester | NY | — | ◇ UNVERIFIED |
