| St. Mark's School of Southborough, Inc. MA | Educational Services | 2 | $71,330 | — |
| St. Martin America PA | Manufacturing | 0 | — | F |
| St. Mary Corwin Medical Center CO | — | 0 | — | — |
| St. Mary High Desert Medical Group, Inc. CA | Healthcare & Social Assistance | 1 | $250,000 | — |
| St. Mary Medical Center CA | Healthcare & Social Assistance | 1 | $78,541 | F |
| St. Mary Medical Center PA | Healthcare & Social Assistance | 0 | — | F |
| St. Mary Mercy Hospital MI | Healthcare & Social Assistance | 0 | — | F |
| St. Mary Mercy Livonia Hospital-SJMHS-MI MI | Healthcare & Social Assistance | 0 | — | D |
| ST. MARY S MEDICAL CENTER FL | Healthcare & Social Assistance | 0 | — | D |
| St. Mary Sugar Cooperative, Inc. LA | Manufacturing | 0 | — | A |
| St. Mary's Annapolis Roman Catholic Congregation, Inc. MD | Other Services | 1 | $40,000 | — |
| St. Mary's Campus NY | Healthcare & Social Assistance | 0 | — | D |
| St. Mary's Catholic Home NJ | — | 0 | — | — |
| St. Mary's center for rehabilitation and healthcare NJ | Healthcare & Social Assistance | 0 | — | F |
| St. Mary's Center for Women and Children MA | Healthcare & Social Assistance | 0 | — | F |
| St. Mary's College of Maryland MD | Educational Services | 6 | $80,426 | — |
| St. Mary's General Hospital CA | Healthcare & Social Assistance | 0 | — | F |
| St. Mary's General Medical Group, PC NJ | Healthcare & Social Assistance | 1 | $240,000 | — |
| St. Mary's Health ID | Healthcare & Social Assistance | 0 | — | F |
| St. Mary's Healthcare NY | Healthcare & Social Assistance | 3 | $282,658 | F |
| St. Mary's Healthcare System GA | Healthcare & Social Assistance | 0 | — | B |
| St. Mary's Hospital NJ | — | 0 | — | — |
| St. Mary's Hospital - Kankakee, LLC IL | Healthcare & Social Assistance | 1 | $70,970 | — |
| St. Mary's Hospital For Children, Inc. Early Intervention Program NY | — | 0 | — | — |
| St. Mary's Hospital for Children, Inc., Early Intervention Program - St. Mary's Healthcare System for Children NY | — | 0 | — | — |
| St. Mary's Hospital for Children, Inc., Early Intervention Program - St. Mary's Kids at Roslyn NY | — | 0 | — | — |
| St. Mary's Hospital-Troy-SPHP-NY NY | Healthcare & Social Assistance | 0 | — | A |
| St. Mary's Medical Center Institute of Mental Health FL | — | 0 | — | — |
| St. Mary's Medical Group, Inc. GA | Healthcare & Social Assistance | 1 | $337,501 | — |
| St. Mary's Medical Group, Inc. NV | Healthcare & Social Assistance | 1 | $500,000 | — |
| St. Mary's of Medford, Inc. OR | Educational Services | 1 | $51,440 | — |
| St. Mary's of Medford, Inc. dba St. Mary's School OR | Educational Services | 0 | — | A |
| St. Mary's Regional Medical Center ME | Healthcare & Social Assistance | 1 | $280,000 | — |
| St. Mary's University TX | Educational Services | 2 | $86,500 | — |
| St. Mary's Villa Nursing Home PA | Healthcare & Social Assistance | 0 | — | B |
| St. Marys Area Ambulance Service, Inc. PA | Healthcare & Social Assistance | 0 | — | A |
| St. Marys Cement US LLC MI | Manufacturing | 1 | $115,211 | — |
| St. Marys Foundry, Inc. OH | Manufacturing | 0 | — | F |
| St. Marys Tool and Die Company, Inc. PA | Manufacturing | 0 | — | A |
| St. Mary’s Hospital & Medical Center CO | Healthcare & Social Assistance | 0 | — | F |
| St. Matthews Owner LLC KY | Healthcare & Social Assistance | 0 | — | A |
| St. Michael - Albertville School District MN | Educational Services | 0 | — | C |
| St. Michael center NJ | Healthcare & Social Assistance | 0 | — | F |
| St. Michael's Catholic Academy NY | Educational Services | 1 | $70,720 | — |
| St. Michael's Hospital Avera SD | Healthcare & Social Assistance | 0 | — | C |
| St. Michael's Medical Center NJ | Healthcare & Social Assistance | 0 | — | F |
| St. Michaels School PA | — | 0 | — | — |
| St. Norbert College WI | Educational Services | 2 | $79,352 | — |
| St. Olaf College MN | Educational Services | 2 | $62,296 | D |
| St. Onge Company PA | Professional & Technical Services | 2 | $76,595 | — |
