| Montefiore Medical Center - Pre hospital Care Department - North Division NY | - | 0 | - | - |
| Montefiore Mount Vernon Hospital NY | - | 3 | $105,980 | - |
| Montefiore New Rochelle Hospital NY | Healthcare & Social Assistance | 5 | $92,520 | - |
| Montefiore St. Lukes Cornwall NY | Healthcare & Social Assistance | 0 | - | F |
| Monterey Bay Aquarium CA | Arts & Entertainment | 0 | - | D |
| Monterey Bay Aquarium Foundation CA | - | 2 | $307,950 | - |
| Monterey Bay Aquarium Research Institute CA | - | 2 | $72,623 | - |
| Monterey Bay Aquarium Research Institute (MBARI) CA | Professional & Technical Services | 4 | $66,357 | - |
| Monterey Care Center CA | Healthcare & Social Assistance | 0 | - | F |
| Monterey County Office of Education CA | Educational Services | 5 | $61,346 | B |
| Monterey County Sheriff's Office CA | Public Administration | 0 | - | F |
| Monterey Gormet Foods WA | - | 0 | - | - |
| Monterey Institute for Research in Astronomy CA | - | 1 | $70,500 | - |
| Monterey Marriott CA | Accommodation & Food Services | 0 | - | F |
| Monterey Mushrooms IL | Agriculture & Forestry | 0 | - | B |
| Monterey Mushrooms TN | Agriculture & Forestry | 0 | - | A |
| Monterey Mushrooms CA | - | 1 | $500,000 | - |
| Monterey Mushrooms LLC FL | Agriculture & Forestry | 0 | - | F |
| Monterey Mushrooms, LLC CA | Agriculture & Forestry | 0 | - | B |
| Monterey Mushrooms, LLC. Royal Oaks Facility CA | Agriculture & Forestry | 0 | - | F |
| Monterey Pacific, Inc. CA | Agriculture & Forestry | 0 | - | F |
| Monterey Palms Healthcare Facility CA | Healthcare & Social Assistance | 0 | - | - |
| Monterey Park CA | Healthcare & Social Assistance | 0 | - | F |
| Monterey Peninsula Country Club CA | Arts & Entertainment | 0 | - | D |
| Monterey Peninsula Unified School District CA | - | 1 | $105,345 | - |
| Monterey Plaza Hotel & Spa CA | Accommodation & Food Services | 0 | - | F |
| Monterey Regional Waste Management District CA | Administrative & Waste Services | 0 | - | F |
| Monterey Winery and Vineyards CA | - | 0 | - | - |
| Monteris Medical Corporation MN | Manufacturing | 3 | $120,000 | - |
| Monterra Technology Inc. CA | - | 1 | $134,000 | - |
| Montery Palms HealthCare CA | Healthcare & Social Assistance | 0 | - | - |
| Montesano Health and Rehabilitation Center WA | - | 0 | - | - |
| Montesoro Golf And Social Club, LLC CA | - | 0 | - | - |
| Montessori Community School HI | - | 1 | $85,000 | - |
| Montessori Escuela MA | Healthcare & Social Assistance | 1 | $43,139 | - |
| Montessori Escuela, LLC MA | - | 3 | $55,200 | - |
| Montessori Foundations of Chicago, Inc. IL | Educational Services | 1 | $49,020 | - |
| Montessori Hearts Childcare and Early Learning Center WA | - | 1 | $67,640 | - |
| Montessori One Academy NM | Educational Services | 1 | $42,000 | - |
| Montessori Plus School and Teacher Preparation of Washington WA | Other Services | 1 | $64,480 | - |
| Montessori School of Cumming, Inc. GA | - | 1 | $52,820 | - |
| Montevista Hospital NV | - | 0 | - | - |
| Montezuma Health and Rehabilitation GA | Healthcare & Social Assistance | 0 | - | F |
| Montfort Jones Memorial Hospital MS | - | 0 | - | - |
| Montgomery Cardiovascular Associates PC AL | Healthcare & Social Assistance | 1 | $500,000 | - |
| Montgomery Cardiovascular Associates, P.C. AL | - | 1 | $681,203 | - |
| Montgomery County IL | Public Administration | 0 | - | D |
| Montgomery County NY | Healthcare & Social Assistance | 0 | - | F |
| Montgomery County Gazette MD | - | 0 | - | - |
| Montgomery County Head Start PA | - | 0 | - | - |
