| CFCrystal Filtration CO | Rochester Hills | MI | — | ◇ UNVERIFIED |
| CICrystal Industries Incorporated | Elkhart | IN | — | ◇ UNVERIFIED |
| CSCrystal Steel | Gallaway | TN | — | ◇ UNVERIFIED |
| CSCrystal Steel Fabricators, LLC - Memphis Division | Gallaway | TN | — | ◇ UNVERIFIED |
| CTCrystal Tool & Die Co., INC. | Pawtucket | RI | — | ◇ UNVERIFIED |
| CRCsb Real Estate LLC | Noblesville | IN | — | ◇ UNVERIFIED |
| CSC S C INC | Medford | OR | — | ◇ UNVERIFIED |
| CIC.s.c INC | Tuttle | OK | — | ◇ UNVERIFIED |
| CEC&s Engineering, INC. | Meriden | CT | — | ◇ UNVERIFIED |
| CFCS Fabworks & Design, LLC | Saint Clair | MO | — | ◇ UNVERIFIED |
| CICsh Industries, INC. | Plymouth | MA | — | ◇ UNVERIFIED |
| CICsi Industries, INC. | Fairview | PA | — | ◇ UNVERIFIED |
| CSC Six Corporation | Cleveland | AL | — | ◇ UNVERIFIED |
| CICsl, INC | Santa Clara | CA | — | ◇ UNVERIFIED |
| CSC & S Machine CO INC | East Providence | RI | — | ◇ UNVERIFIED |
| CSC & S Machine INC | Lake Elsinore | CA | — | ◇ UNVERIFIED |
| CLCSM Leasing, LLC | Ham Lake | MN | — | ◇ UNVERIFIED |
| CMCsn Mfg INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| CMC-space Manufacturing | Gardena | CA | — | ◇ UNVERIFIED |
| CICst Industries INC | Syracuse | UT | — | ◇ UNVERIFIED |
| CSC & S Tool and Mold CO | Carol Stream | IL | — | ◇ UNVERIFIED |
| CSC & S Tool & Die, LLC | New Haven | MO | — | ◇ UNVERIFIED |
| CSC & S Tool & Machine, LLC | Trenton | GA | — | ◇ UNVERIFIED |
| CMCt3 Manufacturing INC | Santee | CA | — | ◇ UNVERIFIED |
| CMCtech Metal Finishings, INC | Hinesville | GA | — | ◇ UNVERIFIED |
| CICtec INC. | Sacramento | CA | — | ◇ UNVERIFIED |
| CTCtek Tool & Machine Co | Cincinnati | OH | — | ◇ UNVERIFIED |
| CHCT Hone Inc | Plainville | CT | — | ◇ UNVERIFIED |
| CMCTK Machining, Inc | San Jose | CA | — | ◇ UNVERIFIED |
| CLCt Laser and Engraving | Wallingford | CT | — | ◇ UNVERIFIED |
| CMCt Metal Structures, LLC | Farmington | CT | — | ◇ UNVERIFIED |
| CICtm Iron Works | La Habra | CA | — | ◇ UNVERIFIED |
| CCCtp Corporation Aka Commercial Tube Processing | Indianapolis | IN | — | ◇ UNVERIFIED |
| CSCt Specialties LLC Tumwater | Tumwater | WA | — | ◇ UNVERIFIED |
| CMCullen-Legois Manufacturing, Inc. | Sturtevant | WI | — | ◇ UNVERIFIED |
| CGCumberland Grills INC Dba Knox Engineering INC | Knoxville | TN | — | ◇ UNVERIFIED |
| CICumberland Ironworks, INC. | Durham | ME | — | ◇ UNVERIFIED |
| CMCummins Manufacturing INC. | Tipton | IA | — | ◇ UNVERIFIED |
| CPCummins Pacific LLC | Bakersfield | CA | — | ◇ UNVERIFIED |
| CSCundiff Steel Fab & Erecting | Orange | CA | — | ◇ UNVERIFIED |
| CSCundiff Steel Fabricating & Erecting INC | Orange | CA | — | ◇ UNVERIFIED |
| CECunningham Engineering | Danvers | MA | — | ◇ UNVERIFIED |
| CSCunova Service USA | Titusville | PA | — | ◇ UNVERIFIED |
| CPCurbs Plus INC | Ringgold | GA | — | ◇ UNVERIFIED |
| CPCurbs Plus, INC | Glendale | AZ | — | ◇ UNVERIFIED |
| CICuriteva, INC. | Tanner | AL | — | ◇ UNVERIFIED |
| CCCurtis Carpet CO. | Memphis | TN | — | ◇ UNVERIFIED |
| CCCurtiss-wright CORP | Wood Ridge | NJ | — | ◇ UNVERIFIED |
| CTCusick Tool, INC. | Hadley | PA | — | ◇ UNVERIFIED |
| CACustom Air Ducts By Rick LLC | Saint Louis Park | MN | — | ◇ UNVERIFIED |
| CACustom Automotive Machine CO. | Weymouth | MA | — | ◇ UNVERIFIED |
| CMCustom-bilt Metals | Mcclellan | CA | — | ◇ UNVERIFIED |
| CPCustom-bilt Products INC | Fairfield | AL | — | ◇ UNVERIFIED |
| CBCustom Blast Services Nederland | Nederland | TX | — | ◇ UNVERIFIED |
| CCCustom Chrome | Morgan Hill | CA | — | ◇ UNVERIFIED |
| CCCustom Chrome & Bumper | Yuba City | CA | — | ◇ UNVERIFIED |
| CCCustom Coatings | Anderson | CA | — | ◇ UNVERIFIED |
| CCCustom Coatings of Broken Arrow, INC. | Broken Arrow | OK | — | ◇ UNVERIFIED |
| CCCustom Concepts Miami Inc | Miami | FL | — | ◇ UNVERIFIED |
| CCCustom Copper Designs | Edmond | OK | — | ◇ UNVERIFIED |
| CCCustom Corrugated & Supply, LLC | Gray | LA | — | ◇ UNVERIFIED |
| CCCustom Creations | Dequincy | LA | — | ◇ UNVERIFIED |
| CCCustom Cutting Tools | San Diego | CA | — | ◇ UNVERIFIED |
 Custom Design & Manufacturing | Carrollton | MI | — | ◇ UNVERIFIED |
| CDCustom Drum Services | High Point | NC | — | ◇ UNVERIFIED |
| CECustom Enamelers INC | Fountain Valley | CA | — | ◇ UNVERIFIED |
| CEcustom engraving ltd | Slinger | WI | — | ◇ UNVERIFIED |
| CFCustom Fabricated Metals, LLC | Perris | CA | — | ◇ UNVERIFIED |
| CFCustom Fabricating & Repair, INC. | Marshfield | WI | — | ◇ UNVERIFIED |
| CFCustom Fabricating - Repair of Wisconsin INC | Mora | MN | — | ◇ UNVERIFIED |
| CGCustom Grinders Sales, INC. | Chatsworth | GA | — | ◇ UNVERIFIED |
| CHCustom Holesaw Technologies CORP | Silverton | OR | — | ◇ UNVERIFIED |
| CICustom Iron INC | Zumbrota | MN | — | ◇ UNVERIFIED |
 Custom Iron Works | Lodi | CA | — | ◇ UNVERIFIED |
| Custom Iron Works INC | Omaha | NE | — | ◇ 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 Machine & Fabrication INC. | West Point | GA | — | ◇ UNVERIFIED |
| CMCustom Machines INC | Adrian | MI | — | ◇ UNVERIFIED |
 Custom Machine Works, INC. | West Monroe | LA | — | ◇ UNVERIFIED |
| CMCustom Machining INC | Mount Sterling | KY | — | ◇ UNVERIFIED |
| CMCustom Machining of Great Bend, Incorporated | Great Bend | PA | — | ◇ UNVERIFIED |
| CMCustom Machining Solutions, LLC | Rootstown | OH | — | ◇ UNVERIFIED |
| CMCustom Machining Works LLC | Tigard | OR | — | ◇ UNVERIFIED |
| CMCustom Manufacturing | Folkston | GA | — | ◇ UNVERIFIED |
| CMCustom Manufacturing & Polishing, INC. | Springfield | MO | — | ◇ UNVERIFIED |
 Custom Marine Components, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| CMCustom Metalcraft, INC. | Springfield | MO | — | ◇ UNVERIFIED |
| CMCustom Metal Fabricators, INC. | Lake Charles | LA | — | ◇ UNVERIFIED |
| CMCustom Metal Fabricators, INC. | Garden City | GA | — | ◇ UNVERIFIED |
| CMCustom Metal Finishing INC | Gardena | CA | — | ◇ 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 Specialties, INC. | Pinellas Park | FL | — | ◇ UNVERIFIED |
| CMCustom Metal Works, INC. | Rincon | GA | — | ◇ UNVERIFIED |
| CMCustom Mold - Design LLC | Forest Lake | MN | — | ◇ UNVERIFIED |
| CMCustom Molded Products | Phoenix | AZ | — | ◇ UNVERIFIED |
