| Marshall County Hospital District | Health Care and Social Assistance | $1,984,054 | $1,992,805 | 209 | N/A |  Research |
| Marshall County Hospital District Corporation | Health Care and Social Assistance | $1,893,684 | $1,905,299 | 207 | N/A | Research |
| DC Electric of Benton | Construction | $903,535 | $911,893 | 44 | $14.5M | Research |
| DC Electric of Benton INC | Construction | $903,535 | $910,989 | 39 | $12.8M | Research |
| United Systems & Software, Inc. | Professional, Scientific, and Technical Services | $858,500 | $864,851 | 48 | $6.7M | Research |
| United Systems & Software Inc. | Professional, Scientific, and Technical Services | $845,172 | $850,081 | 48 | $6.7M | Research |
| Peel & Holland, Inc. | Finance and Insurance | $793,485 | $797,507 | 56 | $28.8M | Research |
| Pinnacle INC | Construction | $602,948 | $606,898 | 44 | $50.1M | Research |
| Pinnacle INC | Construction | $602,948 | $607,386 | 41 | $46.7M | Research |
| Morgan, Trevathan & Gunn INC | Finance and Insurance | $368,747 | $370,576 | 38 | $19.5M | Research |
| Western Kentucky Industrial Contracting LLC | Other Services (except Public Administration) | $363,000 | $366,133 | 25 | $5.4M | Research |
| Miller Auto Parts | Retail Trade | $320,808 | $324,877 | 48 | $13.0M | Research |
| Darnell Steel & Construction LLC | Wholesale Trade | $271,108 | $274,161 | 13 | <$5M | Research |
| Jay's Electric INC | Construction | $256,897 | $258,621 | 24 | $7.9M | Research |
| Swis Purchase, LLC | Health Care and Social Assistance | $251,300 | $253,304 | 46 | $7.8M | Research |
| Benton Electric System | Utilities | $246,951 | $248,176 | 11 | N/A | Research |
| Jay's Electric INC | Construction | $232,965 | $234,180 | 17 | $5.6M | Research |
| Western Kentucky Industrial Contracting LLC | Other Services (except Public Administration) | $225,378 | $227,280 | 34 | $7.3M | Research |
| Megafit Meals | Manufacturing | $212,703 | $214,707 | 146 | $51.5M | Research |
| Barrett Maintenance Inc. | Other Services (except Public Administration) | $206,600 | $207,702 | 15 | <$5M | Research |
| The Christian Fellowship Church INC | Other Services (except Public Administration) | $200,928 | $202,140 | 44 | N/A | Research |
| Barrett Maintenance Inc. | Other Services (except Public Administration) | $177,900 | $178,888 | 13 | <$5M | Research |
| Lane's Mobile John, Inc. | Administrative and Support and Waste Management | $172,514 | $173,502 | 20 | <$5M | Research |
| Leon Riley Ford INC | Retail Trade | $172,105 | $161,253 | 18 | <$5M | Research |
| Penn & Son Sheet Metal, Inc. | Construction | $161,260 | $162,806 | 15 | <$5M | Research |