| Youth Emergency Services INC | Health Care and Social Assistance | $510,000 | $513,493 | 102 | N/A |  AI Deep Dive |
| Gillette Steel Center INC | Wholesale Trade | $506,240 | $509,416 | 37 | $9.5M | AI Deep Dive |
| Sanford's Grub & Pub INC | Accommodation and Food Services | $501,903 | $505,291 | 79 | $14.0M | AI Deep Dive |
| Thunder Basin Ford LLC | Retail Trade | $499,730 | $502,605 | 47 | $11.8M | AI Deep Dive |
| Thunder Basin Ford LLC | Real Estate and Rental and Leasing | $493,500 | $497,962 | 43 | $5.0M | AI Deep Dive |
| R & G Electric | Construction | $474,900 | $479,844 | 24 | $7.9M | AI Deep Dive |
| Shulte Ta INC | Construction | $472,467 | $475,236 | 26 | $8.1M | AI Deep Dive |
| Powder River Construction Inc. | Construction | $469,718 | $474,608 | 23 | $7.1M | AI Deep Dive |
| Torc, LLC | Construction | $456,805 | $461,293 | 25 | $7.7M | AI Deep Dive |
| Action Energy Services, LLC | Mining, Quarrying, and Oil and Gas Extraction | $444,245 | $447,824 | 24 | <$5M | AI Deep Dive |
| Powder River Construction, INC | Construction | $435,800 | $440,218 | 21 | $6.5M | AI Deep Dive |
| Basin Power Solutions LLC | Manufacturing | $430,969 | $435,279 | 21 | $5.5M | AI Deep Dive |
| Mountain Mud Service & Supply, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $429,000 | $434,266 | 25 | <$5M | AI Deep Dive |
| Collins Communications, Inc. | Information | $428,984 | $431,141 | 33 | $5.5M | AI Deep Dive |
| Prime Rib INC | Accommodation and Food Services | $428,925 | $433,822 | 54 | $9.6M | AI Deep Dive |
| R&g Electric Inc. | Construction | $422,508 | $404,638 | 22 | $7.2M | AI Deep Dive |
| Amped Electric LLC | Construction | $419,413 | $423,199 | 19 | $6.3M | AI Deep Dive |
| Amped Electric, Llc. | Construction | $419,400 | $423,466 | 22 | $7.2M | AI Deep Dive |
| Steck's Incorporated | Retail Trade | $414,245 | $418,376 | 88 | $20.7M | AI Deep Dive |
| Jims Water Service I | Mining, Quarrying, and Oil and Gas Extraction | $411,638 | $413,904 | 31 | <$5M | AI Deep Dive |
| Jim's Water Service, Inc. | Transportation and Warehousing | $411,637 | $415,178 | 32 | $8.1M | AI Deep Dive |
| Collins Communications, Inc. | Information | $411,500 | $413,855 | 34 | $5.7M | AI Deep Dive |
| Arock Services LLC | Mining, Quarrying, and Oil and Gas Extraction | $410,000 | $413,067 | 16 | <$5M | AI Deep Dive |
| Arock Services, LLC | Mining, Quarrying, and Oil and Gas Extraction | $410,000 | $413,190 | 28 | <$5M | AI Deep Dive |
| Black Gold Energy Service, LLC | Mining, Quarrying, and Oil and Gas Extraction | $409,149 | $412,980 | 26 | <$5M | AI Deep Dive |