| James Oilwell Service, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $1,487,900 | $1,500,671 | 81 | <$5M |  Research |
| James Oil Well Service Inc. | Mining, Quarrying, and Oil and Gas Extraction | $1,474,021 | $1,486,960 | 81 | <$5M | Research |
| Bob's Oilfield Service, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $1,330,600 | $670,012 | 39 | <$5M | Research |
| C&d Oilfield Services, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $1,232,900 | $103,382 | 21 | <$5M | Research |
| Big Sky Well Service, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $735,700 | $748,090 | 30 | <$5M | Research |
| Hlebechuk Construction, Inc. | Construction | $320,200 | $323,656 | 16 | $18.2M | Research |
| Von Johnson Welding, Inc. | Other Services (except Public Administration) | $308,600 | $311,111 | 20 | <$5M | Research |
| Hlebechuk Construction Inc. | Construction | $273,948 | $276,695 | 15 | $17.1M | Research |
| Outback Well Service INC | Mining, Quarrying, and Oil and Gas Extraction | $193,400 | $194,730 | 9 | <$5M | Research |
| Abc Fencing & Oilfield Services LLC | Manufacturing | $183,244 | $224,810 | 12 | <$5M | Research |
| Abc Fencing & Oil Field Services LLC | Manufacturing | $171,700 | $173,017 | 18 | <$5M | Research |
| E Services LLC | Other Services (except Public Administration) | $137,914 | $138,254 | 13 | <$5M | Research |
| Dryland Enterprises LLC | Transportation and Warehousing | $129,646 | $130,605 | 9 | <$5M | Research |
| Dryland Enterprises LLC | Transportation and Warehousing | $121,900 | $123,109 | 12 | <$5M | Research |
| Telos Industries INC | Mining, Quarrying, and Oil and Gas Extraction | $96,591 | $97,694 | 5 | <$5M | Research |
| C&d Oilfield Services Inc. | Mining, Quarrying, and Oil and Gas Extraction | $91,211 | $91,696 | 6 | <$5M | Research |
| E Services LLC | Other Services (except Public Administration) | $75,502 | $76,197 | 6 | <$5M | Research |
| Burlys Roughrider Bar and Steakhouse | Accommodation and Food Services | $65,400 | $65,921 | 15 | <$5M | Research |
| Krebs Machine & Repair, LLC | Manufacturing | $51,000 | $51,504 | 5 | <$5M | Research |
| Byron Richard | Agriculture, Forestry, Fishing and Hunting | $47,235 | $47,424 | 5 | <$5M | Research |
| Gregory Kessel | Agriculture, Forestry, Fishing and Hunting | $45,265 | $45,411 | 3 | <$5M | Research |
| Krebs Machine & Repair LLC | Manufacturing | $43,100 | $43,258 | 5 | <$5M | Research |
| Deans Insulation INC | Construction | $40,300 | $40,546 | 3 | <$5M | Research |
| Roy Krivoruchka | Administrative and Support and Waste Management | $38,100 | $38,359 | 2 | <$5M | Research |
| Scuba Steve Well Service, LLC | Construction | $38,000 | $38,264 | 5 | <$5M | Research |