| Institute of Range & the American Mustang | Other Services (except Public Administration) | $55,400 | $55,641 | 8 | N/A |  Research |
| Grace of the Pines Hospice LLC | Health Care and Social Assistance | $54,100 | $54,442 | 4 | <$5M | Research |
| Spitzer Construction INC | Construction | $52,270 | $52,591 | 8 | <$5M | Research |
| Wilkinson Vision INC | Health Care and Social Assistance | $51,912 | $52,233 | 6 | <$5M | Research |
| Farrell Farrell and Ginsbach PC | Professional, Scientific, and Technical Services | $49,940 | $50,583 | 5 | <$5M | Research |
| Bethesda Lutheran Church | Other Services (except Public Administration) | $49,000 | $49,457 | 7 | N/A | Research |
| Black Hills Parks & Forests Association | Retail Trade | $48,375 | $48,667 | 9 | <$5M | Research |
| D&b Land LLC | Accommodation and Food Services | $48,045 | $48,366 | 4 | <$5M | Research |
| World Fossil Finder Museum LLC | Retail Trade | $47,765 | $47,997 | 10 | <$5M | Research |
| Cs INC | Arts, Entertainment, and Recreation | $46,662 | $0 | 14 | <$5M | Research |
| Spitzer Construction INC | Construction | $44,097 | $44,448 | 8 | <$5M | Research |
| Three Corners Agency INC | Finance and Insurance | $41,665 | $41,848 | 2 | <$5M | Research |
| Three Corners Agency, INC | Finance and Insurance | $41,665 | $41,893 | 2 | <$5M | Research |
| Maass Enterprises LLC | Transportation and Warehousing | $41,090 | $41,311 | 4 | <$5M | Research |
| Maass Enterprises LLC | Transportation and Warehousing | $41,090 | $41,400 | 4 | <$5M | Research |
| Black Hills Lodging LLC | Accommodation and Food Services | $40,600 | $40,882 | 14 | <$5M | Research |
| Cascade Chiropractic of South Dakota P.c. | Health Care and Social Assistance | $40,500 | $37,179 | 5 | <$5M | Research |
| Black Hills Parks & Forests Association | Other Services (except Public Administration) | $40,000 | $40,270 | 4 | <$5M | Research |
| Good Karma Coutour LLC | Retail Trade | $35,345 | $35,517 | 34 | $10.3M | Research |
| Buffalo and Butterflies, LLC | Accommodation and Food Services | $34,197 | $21,269 | 7 | <$5M | Research |
| Chamberlain Mccolley Funeral Homes | Other Services (except Public Administration) | $34,117 | $34,421 | 12 | <$5M | Research |
| Grayson Construction INC | Construction | $33,552 | $33,706 | 4 | <$5M | Research |
| Hills Edge Auto Sales, Inc. | Retail Trade | $32,995 | $33,292 | 4 | <$5M | Research |
| Scott Phillips | Agriculture, Forestry, Fishing and Hunting | $30,332 | $30,526 | 2 | <$5M | Research |
| Battle Mountain Physical Therapy LLC | Health Care and Social Assistance | $30,000 | $30,191 | 4 | <$5M | Research |