| Overture CO | Healthcare & Social Assistance | 0 | — | F |
| Overture WY | Healthcare & Social Assistance | 0 | — | A |
| Overture Center Foundation Inc. WI | Arts & Entertainment | 0 | — | A |
| Overture Reno NV | Healthcare & Social Assistance | 0 | — | A |
| OVERVIEW CORPORATION CA | Manufacturing | 1 | $205,000 | — |
| Overwatch Data, Inc. NY | Professional & Technical Services | 1 | $124,000 | — |
| Overwatch Global Services LLC TX | Healthcare & Social Assistance | 0 | — | A |
| Overwatch Systems dba Textron Systems Advanced Information Solutions TX | — | 0 | — | — |
| Overwraps Packaging TX | Manufacturing | 0 | — | F |
| OVG 360, LLC KY | Arts & Entertainment | 0 | — | C |
| OVG Global Partnerships, LLC CO | Management of Companies | 2 | $115,669 | — |
| OVG Holdings LLC PA | Arts & Entertainment | 0 | — | D |
| OVH US LLC VA | Information & Media | 1 | $73,717 | — |
| Oviedo 1818 Opco LLC, dba Madison at Oviedo FL | Healthcare & Social Assistance | 0 | — | D |
| Ovintiv USA Inc. UT | Mining & Extraction | 0 | — | A |
| Ovintive USA Inc. TX | — | 0 | — | — |
| Ovitz Corporation NY | Professional & Technical Services | 1 | $166,400 | — |
| OVIVO USA, LLC UT | Manufacturing | 1 | $115,000 | A |
| Ovivo, USA TX | Manufacturing | 0 | — | C |
| Ovivo, USA UT | Manufacturing | 0 | — | A |
| OVJP Corporation CA | Professional & Technical Services | 0 | — | A |
| OVM, LLC OH | Healthcare & Social Assistance | 0 | — | F |
| Ovni Capital LLC CA | Finance & Insurance | 1 | $275,000 | — |
| OVO LASIK + LENS MN | Healthcare & Social Assistance | 0 | — | A |
| OVOL USA TX | Wholesale Trade | 0 | — | B |
| Ovonic Energy Products, Inc. OH | — | 0 | — | — |
| OVS Holdings, Inc. OH | Wholesale Trade | 0 | — | A |
| OVS LLC Osteria Via Stato IL | — | 0 | — | — |
| OVS TECHNOLOGIES, INC. VA | Professional & Technical Services | 14 | $115,764 | — |
| Owatonna Bus Company MN | Transportation & Warehousing | 0 | — | A |
| OWB Restaurant Group LLC CA | Accommodation & Food Services | 0 | — | F |
| Owen Ames Kimball FL | Construction | 0 | — | A |
| Owen Construction LLC. NE | Construction | 0 | — | A |
| Owen Contracting, Inc. IA | Construction | 0 | — | D |
| OWEN ELECTRIC COMPANY FL | Construction | 0 | — | A |
| Owen Electric Cooperative KY | Utilities | 0 | — | F |
| Owen Gabbert LLC OR | Construction | 0 | — | F |
| Owen Industries IA | Wholesale Trade | 0 | — | F |
| Owen Industries ND | Wholesale Trade | 0 | — | F |
| Owen J. Folsom, Inc ME | Manufacturing | 0 | — | F |
| Owen Mumford USA Inc. GA | Wholesale Trade | 0 | — | A |
| Owen Oil Tools TX | Manufacturing | 0 | — | D |
| Owen Software Development Company Limited MD | Information & Media | 1 | $120,000 | — |
| Owen Steel Company SC | Manufacturing | 0 | — | F |
| Owen Transport Services KY | Transportation & Warehousing | 0 | — | A |
| Owen Tree Service Herbicide Division, Inc MI | Administrative & Waste Services | 0 | — | F |
| Owen Tree Service, Inc MI | Administrative & Waste Services | 0 | — | F |
| Owen-Adams LP, dba Overhead Door Company of Dallas- Residential TX | Retail Trade | 0 | — | F |
| Owens & Minor GA | Management of Companies | 0 | — | A |
| Owens & Minor MA | — | 0 | — | — |