| Ohio Christian University | Educational Services | $2,482,750 | $2,513,903 | 468 | N/A |  Research |
| Bhm CPA Group INC | Professional, Scientific, and Technical Services | $827,900 | $839,218 | 55 | $17.5M | Research |
| Elect General Contractors, Inc. | Construction | $795,163 | $800,972 | 82 | $27.0M | Research |
| Circleville Long-Term Care, Inc. | Health Care and Social Assistance | $750,000 | $758,479 | 129 | $21.9M | Research |
| Pickaway Area Recovery Services INC | Health Care and Social Assistance | $694,702 | $698,832 | 83 | $13.4M | Research |
| Darby Creek Excavating, INC | Mining, Quarrying, and Oil and Gas Extraction | $620,734 | $624,305 | 46 | <$5M | Research |
| Pickaway Plains Ambulance Service | Health Care and Social Assistance | $590,420 | $597,556 | 88 | $20.4M | Research |
| The Apartments Holdings, LLC | Transportation and Warehousing | $573,500 | $578,151 | 49 | $9.9M | Research |
| Pcc Refrigerated Express INC | Transportation and Warehousing | $552,663 | $556,130 | 98 | $19.7M | Research |
| Eaton Construction Co | Construction | $511,900 | $514,270 | 22 | $6.8M | Research |
| Eaton Construction Co INC | Construction | $498,115 | $500,285 | 23 | $7.1M | Research |
| Circleville Heritage Church of the Nazarene | Other Services (except Public Administration) | $443,760 | $447,201 | 63 | N/A | Research |
| Eye Specialists INC | Health Care and Social Assistance | $419,100 | $422,930 | 58 | $18.2M | Research |
| Euro Trucking INC | Transportation and Warehousing | $405,800 | $380,440 | 27 | $5.4M | Research |
| Good News Ventures, Inc. | Accommodation and Food Services | $362,330 | $364,961 | 106 | $18.8M | Research |
| Coughlin Ford of Circleville LLC | Retail Trade | $359,400 | $362,649 | 38 | $9.6M | Research |
| Utility Truck & Equipment, INC | Wholesale Trade | $359,140 | $360,896 | 33 | $10.1M | Research |
| J.d. Music Tile Co. | Construction | $350,500 | $354,380 | 10 | <$5M | Research |
| J D Music Tile Company | Construction | $347,430 | $350,676 | 30 | $7.6M | Research |
| Circleville Health Partners, LLC | Health Care and Social Assistance | $309,475 | $313,002 | 59 | $10.5M | Research |
| Amity Home Health Care, Inc. | Health Care and Social Assistance | $303,239 | $305,092 | 40 | $6.9M | Research |
| Coughlin Automotive of Circleville LLC | Retail Trade | $282,725 | $285,568 | 34 | $8.6M | Research |
| Pjn Transport, INC | Transportation and Warehousing | $269,265 | $0 | 17 | <$5M | Research |
| Procon Professional Construction Svcs. | Construction | $264,914 | $266,901 | 22 | $6.7M | Research |
| Elite Construction Design Mgmt, LLC | Construction | $262,500 | $213,149 | 14 | $16.0M | Research |