| Carnegie Institution of Washington d/b/a Carnegie Institution for Science CA | Professional & Technical Services | 2 | $82,924 | — |
| Carnegie Learning, Inc. PA | Professional & Technical Services | 3 | $95,926 | — |
| Carnegie Mellon University PA | Educational Services | 68 | $88,620 | — |
| Carnegie Museum of Art and Carnegie Museum of Natural History, Carnegie Science Center, The Andy Warhol Museum, O'Neil Research Center, Carnegie Library of Pittsburgh PA | — | 0 | — | — |
| Carnegie Pharmaceuticals LLC NJ | Manufacturing | 3 | $59,333 | — |
| Carnegie Robotics LLC PA | Manufacturing | 0 | — | D |
| Carnegie Software Corporation NJ | Professional & Technical Services | 6 | $75,369 | — |
| Carnegie Staffing NJ | Healthcare & Social Assistance | 0 | — | A |
| CARNEGIE STAFFING HOLDCO LLC NJ | Healthcare & Social Assistance | 0 | — | F |
| Carneros Resort & Spa CA | Accommodation & Food Services | 0 | — | F |
| Carneros Vineyard Management LLC CA | Agriculture & Forestry | 0 | — | F |
| Carnes Company WI | Manufacturing | 0 | — | F |
| Carnes Frames Inc. MS | Manufacturing | 0 | — | F |
| Carnes Frames Inc. Plant #1 MS | Manufacturing | 0 | — | A |
| Carnes Frames Inc. Plant #2 MS | Manufacturing | 0 | — | F |
| Carnes Frames Inc. Plant #3 MS | Manufacturing | 0 | — | F |
| Carnevale & Lohr, Inc. CA | Construction | 0 | — | F |
| Carnevino NV | — | 0 | — | — |
| Carniceria La Carreta, Inc 2 CA | Retail Trade | 0 | — | D |
| Carniceria La Carreta, Inc. CA | Retail Trade | 0 | — | F |
| Carnicerias Jimenez IL | Retail Trade | 0 | — | A |
| Carnival Corporation FL | Transportation & Warehousing | 15 | $112,991 | — |
| Carnival Corporation d/b/a Carnival Cruise Line FL | — | 0 | — | — |
| Carnival Foods & Pharmacy OH | — | 0 | — | — |
| Carnivore Meat Company WI | Manufacturing | 0 | — | F |
| Carnocycle Logistics LLC IL | Transportation & Warehousing | 0 | — | B |
| Caro Nut Company CA | Manufacturing | 0 | — | C |
| Caro Rojo Gas PR | Retail Trade | 0 | — | A |
| Caro Technologies Inc. CA | Professional & Technical Services | 1 | $150,000 | — |
| Caroba Plastics Inc CO | Manufacturing | 0 | — | A |
| Carocon Corporation NC | Construction | 0 | — | A |
| CarOffer, LLC TX | Retail Trade | 5 | $126,800 | — |
| CAROL CONCRETE LLC FL | Construction | 0 | — | F |
| Carol Corp NE | Transportation & Warehousing | 0 | — | F |
| Carol Electric Company Inc CA | Construction | 0 | — | A |
| Carol Stream Fire Protection District IL | Public Administration | 0 | — | F |
| Carole Hochman Design Group, Inc. PA | — | 0 | — | — |
| Carole Robertson Center for Learning IL | Healthcare & Social Assistance | 0 | — | F |
| Carolee, LLC CT | — | 0 | — | — |
| Carolina 1926 LLC NC | Manufacturing | 3 | $139,333 | — |
| Carolina 1926 LLC (f/k/a Carolina Tractor & Equipment Co.) NC | Manufacturing | 1 | $130,000 | — |
| Carolina Bay NC | Healthcare & Social Assistance | 0 | — | A |
| Carolina Beverage Group North Beach TX | Manufacturing | 0 | — | F |
| Carolina Beverage Group, LLC NC | Manufacturing | 0 | — | D |
| Carolina Beverage Group, LLC TX | Manufacturing | 0 | — | D |
| Carolina Biological Supply Company NC | Manufacturing | 0 | — | D |
| Carolina Bottling Company NC | Wholesale Trade | 0 | — | C |
| Carolina Bottling Company SC | Wholesale Trade | 0 | — | B |
| Carolina Brush NC | Manufacturing | 0 | — | F |
| Carolina Canners, Inc. NC | Manufacturing | 0 | — | B |