| Columbia University in the City of New York College of Physicians & Surgeons @ St. Luke's- Roosevelt Hospital Center NY | — | 0 | — | — |
| Columbia Valley Community Health WA | Healthcare & Social Assistance | 0 | — | A |
| Columbia Valley Fruit, LLC WA | — | 0 | — | — |
| Columbia Vehicle Group, Inc. FL | — | 0 | — | — |
| Columbia Veterinary Hospital OR | Professional & Technical Services | 0 | — | F |
| Columbia Woodworking DC | Manufacturing | 0 | — | F |
| ColumbiaCare Services, Inc. OR | Administrative & Waste Services | 0 | — | B |
| Columbian Distribution Services, Inc. MI | Transportation & Warehousing | 0 | — | A |
| Columbian Home Products IN | — | 0 | — | — |
| Columbian Rope Co., Inc. VA | Manufacturing | 0 | — | F |
| Columbian Trading Inc. GA | Wholesale Trade | 0 | — | F |
| Columbiana Foods Inc. DBA Giant Eagle OH | Retail Trade | 0 | — | C |
| Columbiana Foundry Company OH | Manufacturing | 0 | — | A |
| Columbiana Health and rehabilitation LLC AL | Healthcare & Social Assistance | 0 | — | F |
| Columbiana Service Co., LLC OH | Manufacturing | 0 | — | F |
| Columbine Country Club CO | Arts & Entertainment | 0 | — | A |
| COLUMBINE DISTRIBUTION CENTER CO | Transportation & Warehousing | 0 | — | A |
| Columbine Health Systems CO | Healthcare & Social Assistance | 0 | — | F |
| Columbine Hills Holding LLC CO | Construction | 0 | — | F |
| Columbine Label Company CO | Manufacturing | 0 | — | A |
| Columbine Management Services, Inc. CO | Administrative & Waste Services | 0 | — | D |
| Columbine Medical Equipment CO | Retail Trade | 0 | — | A |
| Columbine Poudre Home Care CO | Healthcare & Social Assistance | 0 | — | F |
| Columbine Therapy Services CO | Healthcare & Social Assistance | 0 | — | F |
| Columbine West Health and Rehab Facility CO | Healthcare & Social Assistance | 0 | — | F |
| Columbus CA | Manufacturing | 0 | — | A |
| Columbus Alzheimers Care Center OH | Finance & Insurance | 0 | — | F |
| Columbus Ambulatory Healthcare Services, Inc. GA | Healthcare & Social Assistance | 6 | $439,167 | — |
| Columbus Association for the Performing Arts OH | Arts & Entertainment | 0 | — | A |
| Columbus Association for the Performing Arts (CAPA) OH | — | 0 | — | — |
| Columbus Auto Shredding Inc OH | Wholesale Trade | 0 | — | D |
| Columbus Bakery OH | — | 0 | — | — |
| Columbus Baseball Team, Inc OH | Arts & Entertainment | 0 | — | F |
| Columbus Blue Jackets OH | Arts & Entertainment | 0 | — | A |
| Columbus Brewing Company OH | Manufacturing | 0 | — | C |
| Columbus Castings OH | — | 0 | — | — |
| Columbus Center for Human Services, Inc. OH | Healthcare & Social Assistance | 0 | — | F |
| Columbus Chemical Industries WI | Manufacturing | 0 | — | A |
| Columbus Chemists LLC CT | Retail Trade | 1 | $137,280 | — |
| Columbus College of Art & Design OH | Educational Services | 0 | — | A |
| Columbus Community Hospital NE | Healthcare & Social Assistance | 0 | — | D |
| Columbus Community Hospital TX | Healthcare & Social Assistance | 0 | — | A |
| Columbus Craft Meats CA | Manufacturing | 0 | — | C |
| Columbus Distributing Company OH | Wholesale Trade | 0 | — | D |
| Columbus Distributing Compnay OH | Wholesale Trade | 0 | — | A |
| Columbus Electric Cooperative Inc. NM | Utilities | 0 | — | A |
| Columbus Equipment Company OH | Wholesale Trade | 0 | — | C |
| COLUMBUS ESTATES CA | Healthcare & Social Assistance | 0 | — | F |
| COLUMBUS FOAM PRODUCTS OH | Manufacturing | 0 | — | F |
| Columbus Foods, Inc. NY | — | 0 | — | — |
