| Columbus GA Hotel Partners I, LP GA | Accommodation & Food Services | 0 | — | A |
| Columbus GA Hotel Partners II, LP GA | Accommodation & Food Services | 0 | — | F |
| Columbus Grove Local School District OH | Educational Services | 2 | $130,000 | — |
| Columbus Health & Rehab6 WI | Healthcare & Social Assistance | 0 | — | F |
| Columbus Hospice, Inc. GA | Healthcare & Social Assistance | 0 | — | F |
| Columbus Hospitality Management FL | Accommodation & Food Services | 0 | — | F |
| Columbus Hospitality Management OH | Accommodation & Food Services | 0 | — | F |
| Columbus Hotel Partnership OH | Accommodation & Food Services | 0 | — | F |
| Columbus House, Inc. CT | Healthcare & Social Assistance | 0 | — | F |
| Columbus Hydraulics NE | Manufacturing | 0 | — | F |
| Columbus Industries, Inc TX | Manufacturing | 0 | — | F |
| Columbus Instruments, LLC OH | Manufacturing | 0 | — | A |
| Columbus International Corporation OH | Administrative & Waste Services | 1 | $92,394 | F |
| Columbus Manufacturing, Inc., a wholly-owned subsidiary of the Hormel Foods Corporation CA | — | 0 | — | — |
| COLUMBUS MARBLE WORKS, INC. MS | Manufacturing | 0 | — | A |
| Columbus McKinnon NC | Manufacturing | 0 | — | B |
| Columbus McKinnon NY | Manufacturing | 0 | — | A |
| Columbus McKinnon TN | Manufacturing | 0 | — | D |
| Columbus McKinnon - Dorner WI | Manufacturing | 0 | — | A |
| Columbus McKinnon Corporation IA | — | 0 | — | — |
| Columbus McKinnon Corporation OH | — | 0 | — | — |
| Columbus McKinnon Corporation VA | Manufacturing | 0 | — | F |
| Columbus Obstetricians- Gynecologists, Inc OH | Healthcare & Social Assistance | 0 | — | A |
| Columbus Regional Health IN | — | 0 | — | — |
| COLUMBUS REGIONAL HOSPITAL IN | Healthcare & Social Assistance | 2 | $73,800 | — |
| Columbus Restaurant Fund IV, LLC dba Center Bar NY | — | 0 | — | — |
| Columbus Restaurant Fund IV, LLC dba Porter House Bar and Grill NY | — | 0 | — | — |
| Columbus Roof Trusses IN | Manufacturing | 0 | — | F |
| Columbus Sign Company OH | Manufacturing | 0 | — | A |
| Columbus Square 808 LLC NY | Real Estate | 0 | — | A |
| COLUMBUS STATE UNIVERSITY GA | Educational Services | 3 | $87,167 | — |
| Columbus Symphony Orchestra OH | Arts & Entertainment | 0 | — | A |
| Columbus Technology Solutions, Inc. OH | Professional & Technical Services | 9 | $112,722 | — |
| Columbus Transit, LLC NY | — | 0 | — | — |
| Columbus Transport Inc. IN | Transportation & Warehousing | 0 | — | A |
| Columns Hotel Partners, LLC AL | Accommodation & Food Services | 0 | — | A |
| Colusa County Farm Supply CA | Wholesale Trade | 0 | — | A |
| Colusa County Outreach Ed. Facility (Yuba College) CA | — | 0 | — | — |
| Colusa Indian Community Council CA | Public Administration | 0 | — | A |
| Colusa Produce Corporation CA | Agriculture & Forestry | 0 | — | F |
| Colvico Inc. WA | Construction | 0 | — | F |
| Colville Assisted Living, LLC WA | Healthcare & Social Assistance | 0 | — | F |
| Colville Inc AK | Retail Trade | 0 | — | A |
| Colville of Cascadia LLC WA | Healthcare & Social Assistance | 0 | — | F |
| Colville Transport AK | Wholesale Trade | 0 | — | A |
| COLVIN CLEANERS, INC. NY | Other Services | 0 | — | F |
| COLVIN ELECTRIC INC TX | Construction | 0 | — | A |
| Colvos Construction LLC WA | Construction | 0 | — | F |
| Colwell Electric TX | Construction | 0 | — | A |
| Colwell, Inc IN | Manufacturing | 0 | — | F |
