| BCBendix Commercial Vehicle Systems | Huntington | IN | Computer and Electronic Product Manufacturing334000 | 100-499 | ◐ LIKELY ACTIVE |
| BABenteler Automotive CORP | Grand Rapids | MI | Transportation Equipment Manufacturing336390 | 100-499 | ◐ LIKELY ACTIVE |
| BRBig Rapids Products | Big Rapids | MI | Transportation Equipment Manufacturing336370 | 100-499 | ◐ LIKELY ACTIVE |
| BBBlue Bird Corporation | Fort Valley | GA | Transportation Equipment Manufacturing336111 | — | ◐ LIKELY ACTIVE |
| BCBoeing Company Frederickson | Puyallup | WA | Transportation Equipment Manufacturing336411 | — | ◐ LIKELY ACTIVE |
| BEBoeing Everett | Everett | WA | Transportation Equipment Manufacturing336411 | — | ◐ LIKELY ACTIVE |
| BFBoeing Fabrication Div | Auburn | WA | Transportation Equipment Manufacturing336411 | — | ◐ LIKELY ACTIVE |
| BRBoeing Renton Bfe Building | Renton | WA | Transportation Equipment Manufacturing336411 | — | ◐ LIKELY ACTIVE |
| BSBoeing Sc Interiors Responsibility Ctr | Ladson | SC | Transportation Equipment Manufacturing336411 | — | ◐ LIKELY ACTIVE |
| BFBollinger Fourchon LLC | Golden Meadow | LA | Transportation Equipment Manufacturing336611 | 100-499 | ◐ LIKELY ACTIVE |
| BWBorg Warner Automotive | Water Valley | MS | Transportation Equipment Manufacturing336310 | — | ◐ LIKELY ACTIVE |
| BMBorgwarner Morse Tec CORP | Ithaca | NY | Transportation Equipment Manufacturing336350 | — | ◐ LIKELY ACTIVE |
| BTBorgwarner Thermal Systems INC | Cadillac | MI | Transportation Equipment Manufacturing336310 | 100-499 | ◐ LIKELY ACTIVE |
| BTBorgwarner Transmission Products LLC | Bellwood | IL | Transportation Equipment Manufacturing336350 | — | ◐ LIKELY ACTIVE |
| BUBoysen USA Alabama LLC | Brookwood | AL | Machinery Manufacturing333992 | 100-499 | ◐ LIKELY ACTIVE |
Bracone Metal Spinning, INC. | Southington | CT | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| BBBradford Built | Washington | KS | Primary Metal Manufacturing331523 | 20-99 | ◐ LIKELY ACTIVE |
| BIBrodix INC | Mena | AR | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| BOBrugola Oeb Industriale USA INC | Plymouth | MI | Fabricated Metal Product Manufacturing332722 | 20-99 | ◐ LIKELY ACTIVE |
| BNBrunswick New York Mills Operations | New York Mills | MN | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| BTBwise Trailers | Chambersburg | PA | Transportation Equipment Manufacturing336212 | — | ◐ LIKELY ACTIVE |
| CCCamaco Columbus Manufacturing | Columbus | NE | Transportation Equipment Manufacturing336211 | — | ◐ LIKELY ACTIVE |
| CAC and D Zodiac CORP Marysville | Marysville | WA | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
| CACannon Automotive Solutions | Mcdonald | TN | Transportation Equipment Manufacturing336370 | 20-99 | ◐ LIKELY ACTIVE |
| CACannon Automotive Solutions, INC. | Bowling Green | KY | Transportation Equipment Manufacturing336370 | 20-99 | ◐ LIKELY ACTIVE |
Capps Manufacturing, INC. | Wichita | KS | Transportation Equipment Manufacturing336411 | 100-499 | ◐ LIKELY ACTIVE |
| CYCardington Yutaka Technologies (0159000140) | Cardington | OH | Transportation Equipment Manufacturing336322 | — | ◐ LIKELY ACTIVE |
| CCCarfair Composites USA INC | Wausaukee | WI | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |
| CSCarolina Skiff, LLC | Waycross | GA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| CTCarry-on Trailor Corporation | Lavonia | GA | Transportation Equipment Manufacturing336212 | — | ◐ LIKELY ACTIVE |
Cascade Composites LLC | Eugene | OR | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
| CECasita Enterprises | Rice | TX | Transportation Equipment Manufacturing336214 | — | ◐ LIKELY ACTIVE |
| CNCataler North America Corporation | Lincolnton | NC | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| CLCdi, LLC. - Forest City | Forest City | IA | Transportation Equipment Manufacturing336213 | — | ◐ LIKELY ACTIVE |
| CMCentral Motor Wheel of America INC | Paris | KY | Primary Metal Manufacturing331521 | 500+ | ◐ LIKELY ACTIVE |
| CICentroid, INC. | Plainview | NY | Computer and Electronic Product Manufacturing334519 | 20-99 | ◐ LIKELY ACTIVE |
| CCfan | San Marcos | TX | Transportation Equipment Manufacturing336413 | 500+ | ◐ LIKELY ACTIVE |
| CCChattanooga CORP | Chattanooga | TN | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| CEClarcor Engine Mobile Solutions, LLC | Washington | NC | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| CBCliffside Body Corporation | Fairview | NJ | Transportation Equipment Manufacturing336112 | 20-99 | ◐ LIKELY ACTIVE |
| CBCobalt Boats LLC | Neodesha | KS | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| CBColumbia Body Mfg | Clackamas | OR | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| CMColumbia Manufacturing, INC. | Columbia | CT | Transportation Equipment Manufacturing336412 | 20-99 | ◐ LIKELY ACTIVE |
| CCCompetition Cams | Memphis | TN | Transportation Equipment Manufacturing336312 | 20-99 | ◐ LIKELY ACTIVE |
Continental Aerospace Technologies, INC. | Mobile | AL | Electrical Equipment, Appliance & Component Manufacturing335991 | — | ◐ LIKELY ACTIVE |
| CMContinental Motors INC | Mobile | AL | Transportation Equipment Manufacturing336412 | 100-499 | ◐ LIKELY ACTIVE |
| CPCorn Pro Incorporated | Elnora | IN | Machinery Manufacturing333924 | 20-99 | ◐ LIKELY ACTIVE |
| CLCp-carrillo LLC | Irvine | CA | Transportation Equipment Manufacturing336310 | 100-499 | ◐ LIKELY ACTIVE |
| CLCreative Liquid Coatings INC | Nicholasville | KY | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| CMCrrc Ma - Springfield | Springfield | MA | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |