| Fecon, Inc. | Management of Companies and Enterprises | $2,721,675 | $2,753,217 | 180 | $29.6M |  Research |
| Jbm Packaging Company | Manufacturing | $1,760,690 | $1,776,487 | 142 | $140.8M | Research |
| Gmi Companies Inc. | Manufacturing | $1,697,963 | $1,707,406 | 161 | $45.0M | Research |
| Industrial Vibration Consultants, Inc. | Professional, Scientific, and Technical Services | $1,330,000 | $1,124,495 | 79 | $9.7M | Research |
| Ralph J Stolle Young Men's Association of Warren County., Le | Other Services (except Public Administration) | $1,293,220 | $1,301,511 | 186 | N/A | Research |
| Countryside Young Men's Christian Association of Warren Coun | Other Services (except Public Administration) | $1,255,105 | $1,262,154 | 163 | N/A | Research |
| Community Mental Health Centers of Warren County INC | Health Care and Social Assistance | $1,250,000 | $1,266,424 | 120 | $21.4M | Research |
| Addeaton by Numalliance, Inc. | Manufacturing | $1,195,447 | $993,674 | 70 | $18.3M | Research |
| Site Worx, LLC | Construction | $1,192,400 | $1,201,442 | 110 | $41.2M | Research |
| Kween Industries Inc. | Construction | $1,162,100 | $1,173,880 | 95 | $31.3M | Research |
| Kween Industries, Inc. | Construction | $1,137,856 | $1,144,119 | 95 | $31.3M | Research |
| E-Beam Services, Inc. | Professional, Scientific, and Technical Services | $1,106,215 | $1,113,805 | 72 | $15.0M | Research |
| Msr Transportation LLC | Transportation and Warehousing | $1,100,000 | $1,106,540 | 52 | <$5M | Research |
| Warren County Community Services INC | Public Administration | $1,012,500 | $1,020,323 | 173 | N/A | Research |
| Ari Phoenix INC | Manufacturing | $1,011,400 | $985,085 | 54 | $14.1M | Research |
| Community Mental Health Centers of Warren County INC | Health Care and Social Assistance | $940,000 | $953,499 | 90 | $16.0M | Research |
| Msr Transportation LLC | Transportation and Warehousing | $910,000 | $917,155 | 64 | $9.7M | Research |
| Fairborn Equipment Midwest, INC | Construction | $851,783 | $859,212 | 78 | $26.6M | Research |
| Zimmer Biomet Southwest Ohio | Wholesale Trade | $829,095 | $836,137 | 58 | $17.8M | Research |
| Gc Contracting Corp | Construction | $824,600 | $829,186 | 34 | $38.7M | Research |
| Conger Construction Group, Inc. | Construction | $756,400 | $760,918 | 40 | $45.6M | Research |
| Cv Healthcare LLC | Health Care and Social Assistance | $727,170 | $736,782 | 105 | $17.9M | Research |
| Schueler Group, INC | Real Estate and Rental and Leasing | $726,100 | $733,480 | 37 | $5.5M | Research |
| Heat Sensor Technologie, LLC | Manufacturing | $720,823 | $724,987 | 67 | $17.5M | Research |
| Heat Sensor Technologie, LLC | Manufacturing | $720,822 | $725,207 | 57 | $14.9M | Research |