| McKesson Corporation PHARMA NY METRO NY | Wholesale Trade | 0 | — | D |
| McKesson Corporation PHARMA OKLAHOMA CITY OK | Wholesale Trade | 0 | — | C |
| McKesson Corporation PHARMA OLIVE BRANCH MS | Wholesale Trade | 0 | — | A |
| McKesson Corporation PHARMA PORTLAND OR | Wholesale Trade | 0 | — | D |
| McKesson Corporation PHARMA PUYALLUP WA | Wholesale Trade | 0 | — | F |
| McKesson Corporation PHARMA RX PAK PACKAGING OPERATION TN | Wholesale Trade | 0 | — | A |
| McKesson Corporation PHARMA SACRAMENTO CA | Wholesale Trade | 0 | — | F |
| McKesson Corporation PHARMA SACRAMENTO ARC CA | Wholesale Trade | 0 | — | A |
| McKesson Corporation PHARMA SALT LAKE CITY UT | Wholesale Trade | 0 | — | B |
| McKesson Corporation PHARMA SHEPHERDSVILLE KY | Wholesale Trade | 0 | — | C |
| McKesson Corporation PHARMA SO CAL CA | Wholesale Trade | 0 | — | F |
| McKesson Corporation PHARMA ST LOUIS MO | Wholesale Trade | 0 | — | F |
| McKesson Corporation PHARMA STRATEGIC REDISTRIBUTION CTR. CO | Wholesale Trade | 0 | — | F |
| McKesson Corporation PHARMA THE WOODLANDS TX | Wholesale Trade | 0 | — | A |
| McKesson Corporation PHARMA TOLLESON AZ | Wholesale Trade | 0 | — | F |
| McKesson Corporation PHARMA TRI STATES NJ | Wholesale Trade | 0 | — | F |
| McKesson Corporation PHARMA VIRGINIA VA | Wholesale Trade | 0 | — | A |
| McKesson Corporation SPECIALTY OLIVE BRANCH 7199 MS | Wholesale Trade | 0 | — | B |
| McKesson Corporation SPECIALTY SHEPARDSVILLE KY | Wholesale Trade | 0 | — | A |
| McKesson Empowering Healthcare MO | — | 0 | — | — |
| McKesson Medical Surgical NE | — | 0 | — | — |
| McKesson Medical-Surgical, Inc. NJ | — | 0 | — | — |
| McKesson Medical-Surgical, Inc. SC | — | 0 | — | — |
| McKesson Pharmaceutical MD | — | 0 | — | — |
| Mckesson Pharmaceutical Corporation CA | — | 0 | — | — |
| McKesson Pharmaceutical Solutions and Services TN | — | 0 | — | — |
| McKesson Rx Technology Solutions KY | — | 0 | — | — |
| McKibbon Hotel Group INC GA | Accommodation & Food Services | 0 | — | A |
| MCKIBBON HOTEL MANAGEMENT, INC. GA | Accommodation & Food Services | 0 | — | A |
| McKim & Creed, Inc. NC | Professional & Technical Services | 3 | $98,582 | — |
| McKimm Milk Transit Inc. MN | Transportation & Warehousing | 0 | — | B |
| McKinley Children's Center, Inc CA | Healthcare & Social Assistance | 1 | $67,500 | F |
| McKinley Companies LLC MI | Real Estate | 0 | — | F |
| McKinley Manor Assisted Living LLC MI | Healthcare & Social Assistance | 1 | $85,363 | — |
| McKinley Packaging IN | Manufacturing | 0 | — | F |
| McKinley Paper NM | Manufacturing | 0 | — | C |
| McKinley Paper Co. WA | Manufacturing | 0 | — | F |
| McKinney Avenue Transit Authority TX | Transportation & Warehousing | 0 | — | A |
| McKinney Door and Hardware, Inc. CO | Manufacturing | 0 | — | A |
| McKinney I Enterprises LLC TX | Healthcare & Social Assistance | 0 | — | F |
| McKinney Ventures, LLC NC | Professional & Technical Services | 1 | $190,000 | — |
| McKinnis Inc. NE | Construction | 0 | — | F |
| McKinnon and Harris INC VA | Manufacturing | 0 | — | F |
| McKinnon Co. Inc. ND | Wholesale Trade | 0 | — | F |
| McKinsey & Company, Inc United States NY | Professional & Technical Services | 1 | $116,000 | — |
| McKinsey & Company, Inc. United States NY | Professional & Technical Services | 156 | $243,994 | — |
| McKinsey & Company, Inc., United States NY | Professional & Technical Services | 1 | $143,400 | — |
| McKinsey Steel & Supply FL | Wholesale Trade | 0 | — | A |
| MCKINSOL CONSULTING INC. NJ | Professional & Technical Services | 4 | $108,453 | — |
| McKinstry Co. LLC WA | Construction | 0 | — | F |
