| Farmers Union Hospital Association | Health Care and Social Assistance | $4,094,497 | $4,152,844 | 435 | N/A |  Research |
| Hutchinson Oil Company, LLC | Retail Trade | $2,182,600 | $2,207,595 | 350 | $117.1M | Research |
| Canyon Oilfield Services, LLC | Mining, Quarrying, and Oil and Gas Extraction | $1,066,300 | $805,600 | 46 | <$5M | Research |
| Canyon Oilfield Services LLC | Transportation and Warehousing | $1,004,600 | $1,016,125 | 51 | $13.6M | Research |
| Resistol Services, LLC | Mining, Quarrying, and Oil and Gas Extraction | $901,841 | $0 | 3 | <$5M | Research |
| Great Plains Analytical Services, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $858,400 | $865,577 | 73 | <$5M | Research |
| Moran Equipment LLC | Mining, Quarrying, and Oil and Gas Extraction | $697,200 | $701,295 | 62 | <$5M | Research |
| Monster Services, LLC | Mining, Quarrying, and Oil and Gas Extraction | $632,000 | $636,319 | 30 | <$5M | Research |
| Beck Trucking LLC | Transportation and Warehousing | $620,490 | $629,435 | 27 | <$5M | Research |
| Triple B Oilfield Services Inc. | Mining, Quarrying, and Oil and Gas Extraction | $610,297 | $545,842 | 20 | <$5M | Research |
| Triple B Oilfield Service Incorporated | Mining, Quarrying, and Oil and Gas Extraction | $610,200 | $616,590 | 28 | <$5M | Research |
| Caswell Construction Company, | Construction | $583,522 | $586,893 | 44 | $50.1M | Research |
| Culver Electric, LLC | Construction | $537,200 | $540,406 | 48 | $15.2M | Research |
| Tlr Well Services, INC | Mining, Quarrying, and Oil and Gas Extraction | $524,200 | $527,957 | 35 | <$5M | Research |
| Joe D. Hall General Contractors, L.l.c. | Construction | $520,000 | $523,177 | 35 | $39.9M | Research |
| Culver Electric, LLC | Construction | $510,802 | $513,796 | 50 | $16.5M | Research |
| Moran Equipment LLC | Mining, Quarrying, and Oil and Gas Extraction | $510,226 | $513,387 | 60 | <$5M | Research |
| Beck Trucking, LLC | Transportation and Warehousing | $501,300 | $505,993 | 28 | $7.5M | Research |
| Barber-Dyson Ford Lincoln Mercury, Inc. | Retail Trade | $454,400 | $458,464 | 36 | $9.1M | Research |
| Tim's Trucking, LLC | Transportation and Warehousing | $438,300 | $441,928 | 24 | <$5M | Research |
| Doug Gray Motor Co. | Retail Trade | $427,000 | $418,587 | 37 | $9.3M | Research |
| Rimrock Services, LLC | Mining, Quarrying, and Oil and Gas Extraction | $408,700 | $412,253 | 25 | <$5M | Research |
| Lubriflange, LLC | Real Estate and Rental and Leasing | $382,000 | $386,669 | 27 | $12.2M | Research |
| Monster Services LLC | Transportation and Warehousing | $369,282 | $371,416 | 21 | <$5M | Research |
| Elk City Nursing Home, LLC | Health Care and Social Assistance | $335,544 | $337,594 | 70 | $11.9M | Research |