| Quasar Energy Services, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $3,316,000 | $3,351,704 | 165 | $10.0M |  Research |
| Sharp Oilfield Services, LLC | Administrative and Support and Waste Management | $3,185,700 | $3,222,619 | 127 | $24.0M | Research |
| Ifs Coatings, Inc. | Manufacturing | $2,497,000 | $2,526,062 | 214 | $212.3M | Research |
| Trident Process Systems, LLC | Mining, Quarrying, and Oil and Gas Extraction | $2,010,200 | $1,778,738 | 95 | $5.8M | Research |
| Quasar Energy Services INC | Mining, Quarrying, and Oil and Gas Extraction | $1,999,900 | $2,009,982 | 144 | $8.7M | Research |
| Sharp Oilfield Services LLC | Mining, Quarrying, and Oil and Gas Extraction | $1,999,900 | $2,015,625 | 74 | <$5M | Research |
| Trident Process Systems LLC | Manufacturing | $1,657,315 | $1,675,776 | 83 | $20.3M | Research |
| Site Safe Solutions, Ltd. | Construction | $1,510,400 | $1,200,808 | 91 | $29.9M | Research |
| Enderby Gas, Inc. | Retail Trade | $1,351,100 | $1,360,132 | 99 | $23.7M | Research |
| Enderby Gas INC | Mining, Quarrying, and Oil and Gas Extraction | $1,310,800 | $1,321,789 | 98 | $5.9M | Research |
| Site Safe Solutions Ltd | Mining, Quarrying, and Oil and Gas Extraction | $1,295,867 | $695,229 | 91 | $5.5M | Research |
| Orteq Energy Technologies, LLC | Wholesale Trade | $1,271,500 | $1,279,024 | 84 | $21.6M | Research |
| Petroflex NA Ltd | Manufacturing | $1,269,900 | $1,238,286 | 200 | $198.4M | Research |
| Orteq Energy Technologies LLC | Wholesale Trade | $1,251,200 | $0 | 90 | $23.2M | Research |
| Omt Flow, LLC | Mining, Quarrying, and Oil and Gas Extraction | $940,000 | $946,696 | 50 | <$5M | Research |
| O M T Flow LLC | Other Services (except Public Administration) | $914,900 | $0 | 47 | $10.1M | Research |
| Merit Advisors, LLC | Professional, Scientific, and Technical Services | $860,400 | $865,138 | 59 | $18.8M | Research |
| Core Professional Service LLC | Construction | $794,700 | $802,559 | 52 | $17.1M | Research |
| Core Professional Services LLC | Administrative and Support and Waste Management | $728,290 | $364,440 | 52 | $9.8M | Research |
| Reliant Worldwide Plastics, LLC | Manufacturing | $707,400 | $712,882 | 68 | $67.4M | Research |
| Reliant Worldwide Plastics | Manufacturing | $706,800 | $711,453 | 41 | $40.7M | Research |
| Schmitz & Schmitz Properties, Inc. | Management of Companies and Enterprises | $677,600 | $600,969 | 19 | <$5M | Research |
| Profuel LLC | Mining, Quarrying, and Oil and Gas Extraction | $639,800 | $647,197 | 24 | <$5M | Research |
| Profuel LLC | Mining, Quarrying, and Oil and Gas Extraction | $616,000 | $0 | 57 | <$5M | Research |
| Norman's Well Service INC | Mining, Quarrying, and Oil and Gas Extraction | $605,700 | $608,189 | 33 | <$5M | Research |