| 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 |
| CACtw Automation, INC. | Lexington | NC | — | ◇ UNVERIFIED |
| CCCuesta College (generator) | San Luis Obispo | CA | — | ◇ UNVERIFIED |
| CMCullen-Legois Manufacturing, Inc. | Sturtevant | WI | — | ◇ UNVERIFIED |
| CGCumberland Grills INC Dba Knox Engineering INC | Knoxville | TN | — | ◇ UNVERIFIED |
| CECummins Electrified Power | West Sacramento | CA | — | ◇ UNVERIFIED |
| CECummins Electrified Power | Dixon | CA | — | ◇ UNVERIFIED |
| CMCummins Manufacturing INC. | Tipton | IA | — | ◇ UNVERIFIED |
| CPCummins Pacific LLC | Bakersfield | 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 |
| CLCurntly LLC | North Bergen | NJ | — | ◇ UNVERIFIED |
| CCCurry CO LLC Dba Carbro Company | Lawndale | CA | — | ◇ UNVERIFIED |
| CRCurry Rail Services INC. | Hollidaysburg | PA | — | ◇ UNVERIFIED |
| CGCurt Group | Allentown | PA | — | ◇ UNVERIFIED |
| CCCurtis Carpet CO. | Memphis | TN | — | ◇ UNVERIFIED |
| CCCurtiss-wright CORP | Wood Ridge | NJ | — | ◇ UNVERIFIED |
| CFCurutchague Farms | Mcfarland | CA | — | ◇ UNVERIFIED |
| CCCurvilinear Components LLC | San Clemente | CA | — | ◇ UNVERIFIED |
| CCCushion Cut INC | Sun Valley | CA | — | ◇ 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 |
 Custom Control Sensors INC | Chatsworth | CA | — | ◇ UNVERIFIED |
| CCCustom Converting Solutions, INC. | Greensboro | NC | — | ◇ UNVERIFIED |
| CCCustom Copper Designs | Edmond | OK | — | ◇ UNVERIFIED |
| CCCustom Corrugated & Supply, LLC | Gray | LA | — | ◇ UNVERIFIED |
| CCCustom Creations | Dequincy | LA | — | ◇ UNVERIFIED |
| CCCustom Cutter Grinding Corporation | Elk River | MN | — | ◇ UNVERIFIED |
 Custom Design INC | Kalamazoo | MI | — | ◇ UNVERIFIED |
| Custom Design & Manufacturing | Carrollton | MI | — | ◇ UNVERIFIED |
| CECustom Enamelers INC | Fountain Valley | CA | — | ◇ UNVERIFIED |
| CEcustom engraving ltd | Slinger | WI | — | ◇ 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 Handling INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| CHCustom Holesaw Technologies CORP | Silverton | OR | — | ◇ UNVERIFIED |
| CICustom Iron INC | Zumbrota | MN | — | ◇ UNVERIFIED |
 Custom Iron Works INC | Omaha | NE | — | ◇ UNVERIFIED |
| CMCustomized Manufacturing and Assembly INC | Rochester Hills | MI | — | ◇ 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. | Fayetteville | AR | — | ◇ 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 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 |
| COCustom Ornamental Iron INC | Blacksburg | VA | — | ◇ UNVERIFIED |
| CPCustom Pipe & Coupling CO INC | Woodburn | OR | — | ◇ UNVERIFIED |
| CPCustom Pipe & Coupling Co., INC. | Lubbock | TX | — | ◇ UNVERIFIED |
| CPCustom Pipe & Coupling Co., INC. | Fresno | CA | — | ◇ UNVERIFIED |
| CPCustom Plating Facility | Salt Lake City | UT | — | ◇ UNVERIFIED |
| CPCustom Plating Specialist | Brillion | WI | — | ◇ UNVERIFIED |
| CPCustom Plating Svc | Marengo | IL | — | ◇ UNVERIFIED |
| CPCustom Polish Chrome | Houston | TX | — | ◇ UNVERIFIED |
| CPCustom Powder Coat | Las Vegas | NV | — | ◇ UNVERIFIED |
| CPCustom Powder Coating LLC | Minnesota City | MN | — | ◇ UNVERIFIED |
| CPCustom Powder Coating Solutions LLC | Woodstock | GA | — | ◇ UNVERIFIED |
| CPCustom & Precision Products | Hamden | CT | — | ◇ UNVERIFIED |
 Custom Products of Litchfield INC | Litchfield | MN | — | ◇ UNVERIFIED |
| CQCustom Quality Concessions & Bbq Trailers | Fresno | CA | — | ◇ UNVERIFIED |
| CSCustom Sheet Metal, INC. | Gaithersburg | MD | — | ◇ UNVERIFIED |
| CSCustom Sheetmetal Services, INC. | Durham | NC | — | ◇ UNVERIFIED |
| CSCustom Solutions Manufacturing INC | Anoka | MN | — | ◇ UNVERIFIED |
| CSCustom Solutions Manufacturing INC | Andover | MN | — | ◇ UNVERIFIED |
| CSCustom Stainless Steel Equipment Co. Inc. | LaBelle | FL | — | ◇ UNVERIFIED |
