| South Central Power Company | Utilities | $4,195,952 | $4,239,776 | 250 | N/A |  Research |
| Precision Pipeline LLC | Construction | $2,961,300 | $2,998,053 | 173 | $53.6M | Research |
| Claypool Electric Inc. | Construction | $2,804,942 | $2,836,680 | 219 | $72.1M | Research |
| Lancaster Bingo Company, Inc. | Wholesale Trade | $2,666,100 | $2,697,144 | 172 | $44.3M | Research |
| The Lancaster Bingo Company Inc. | Wholesale Trade | $2,000,000 | $2,008,548 | 144 | $37.1M | Research |
| Fairfield Homes, Inc. | Construction | $1,564,002 | $1,581,784 | 177 | $53.8M | Research |
| Crestview Manor Nursing Home, Inc. | Health Care and Social Assistance | $1,535,665 | $1,545,402 | 177 | $30.1M | Research |
| Superior Logistics Ohio LLC | Professional, Scientific, and Technical Services | $1,531,525 | $1,545,204 | 102 | $10.6M | Research |
| Superior Logistics Ohio LLC | Professional, Scientific, and Technical Services | $1,275,400 | $1,288,329 | 149 | $15.4M | Research |
| Cristy's Pizza | Accommodation and Food Services | $1,087,500 | $1,100,792 | 210 | $37.3M | Research |
| New Horizons Mental Health Services, Inc. | Health Care and Social Assistance | $1,007,135 | $1,014,392 | 114 | $35.8M | Research |
| Fairhope Hospice & Palliative Care INC | Health Care and Social Assistance | $979,020 | $991,278 | 125 | N/A | Research |
| Bob Boyd Ford INC | Retail Trade | $863,780 | $866,911 | 66 | $16.6M | Research |
| Blue Label Packaging Company | Manufacturing | $739,441 | $747,768 | 88 | $87.3M | Research |
| River Valley Orthopaedics and Sports Medicine INC | Health Care and Social Assistance | $713,200 | $719,975 | 35 | $11.0M | Research |
| Retriev Technologies Inc. | Wholesale Trade | $638,873 | $641,340 | 52 | $15.9M | Research |
| Retriev Technologies Incorporated | Wholesale Trade | $638,873 | $593,631 | 58 | $17.8M | Research |
| Fairfield Church of Christ | Other Services (except Public Administration) | $622,738 | $626,184 | 120 | N/A | Research |
| Pickaway Plains Ambulance Service Inc. DBA Pro Care Medical | Health Care and Social Assistance | $587,955 | $595,446 | 84 | $19.5M | Research |
| Spires Enterprises LLC | Retail Trade | $559,300 | $564,433 | 50 | $12.6M | Research |
| River Valley Orthopaedics and Sports Medicine INC | Health Care and Social Assistance | $541,677 | $545,348 | 35 | $11.0M | Research |
| N Focus Consulting INC | Professional, Scientific, and Technical Services | $530,000 | $533,064 | 36 | $7.4M | Research |
| Nfocus Consulting, Inc. | Professional, Scientific, and Technical Services | $507,500 | $510,197 | 44 | $9.1M | Research |
| Mid Ohio Psychological Services INC | Health Care and Social Assistance | $500,700 | $505,359 | 81 | N/A | Research |
| Kumler Collision INC | Other Services (except Public Administration) | $497,902 | $437,360 | 40 | $7.8M | Research |