| Rock Island Arsenal IL | — | 0 | — | — |
| Rock Island County IL | Public Administration | 0 | — | F |
| ROCK LABOR, LLC PA | Information & Media | 0 | — | F |
| Rock Lick Prep Plant, LLC WV | — | 0 | — | — |
| ROCK MOUNTAIN MINING, LLC AL | — | 0 | — | — |
| Rock On Enterprises Inc MN | Transportation & Warehousing | 0 | — | D |
| ROCK POINT BWT AL | Accommodation & Food Services | 0 | — | A |
| Rock Point Nursing Center MO | Healthcare & Social Assistance | 0 | — | F |
| Rock Point Oyster Co WA | Agriculture & Forestry | 0 | — | F |
| Rock Point School, Inc. AZ | Educational Services | 2 | $53,509 | — |
| Rock Power Paving, Inc. FL | Construction | 0 | — | F |
| Rock Prairie Dairy LLC WI | Agriculture & Forestry | 0 | — | F |
| Rock Region METRO AR | Transportation & Warehousing | 0 | — | F |
| Rock Regional Hospital LLC KS | Healthcare & Social Assistance | 0 | — | A |
| Rock River Express, Inc. WI | Transportation & Warehousing | 0 | — | A |
| Rock River Healthcare IL | Healthcare & Social Assistance | 0 | — | F |
| Rock River Industries LLC MN | Manufacturing | 0 | — | A |
| Rock River Lumber & Grain Co. IL | Retail Trade | 0 | — | C |
| Rock Road Company Inc. WI | Construction | 0 | — | F |
| Rock Solid District Group LLC DC | Administrative & Waste Services | 0 | — | F |
| Rock Solid Janitorial Inc VA | Administrative & Waste Services | 0 | — | A |
| Rock Solid Logistix LLC NY | Transportation & Warehousing | 0 | — | B |
| Rock Solid Precast TX | Manufacturing | 0 | — | F |
| Rock Solid Stabilization WI | Construction | 0 | — | C |
| Rock Solid Stabilization and Reclamation, Inc WI | Construction | 0 | — | A |
| Rock Spring Contracting MD | Construction | 0 | — | A |
| Rock Springs Behavioral Health TX | Healthcare & Social Assistance | 0 | — | F |
| Rock Springs Church GA | Other Services | 0 | — | D |
| Rock Steady Productions, LLC. CA | Manufacturing | 0 | — | A |
| Rock Supremacy LLC OR | Construction | 0 | — | F |
| ROCK TEC, INC VA | Construction | 0 | — | A |
| Rock Tenn Company PA | — | 0 | — | — |
| Rock Transfer & Storage, Inc WI | Transportation & Warehousing | 0 | — | B |
| Rock Valley Assisted Living LLC IA | Healthcare & Social Assistance | 0 | — | A |
| Rock Valley College IL | Educational Services | 0 | — | B |
| Rock Valley Tool, LLC MA | Manufacturing | 0 | — | A |
| ROCK WEST COMPOSITES CA | Manufacturing | 0 | — | B |
| Rock West Composites UT | Manufacturing | 0 | — | F |
| Rock'N JK Farms CA | Agriculture & Forestry | 0 | — | F |
| Rock-N-Road Construction, Inc AK | Construction | 0 | — | A |
| Rock-Ola Manufacturing Company LLC CA | — | 0 | — | — |
| Rock-Tenn Company OH | — | 0 | — | — |
| Rock-Tenn Company TN | — | 0 | — | — |
| Rock-Tenn Company VA | — | 0 | — | — |
| Rock-Tenn Converting Company IN | — | 0 | — | — |
| Rock-Walworth Comprehensive Family Services Inc.-Beloit WI | — | 0 | — | — |
| Rock-Walworth Comprehensive Family Services Inc.-Beloit Hackett Head Start WI | — | 0 | — | — |
| Rock-Walworth Comprehensive Family Services Inc.-Delavan WI | — | 0 | — | — |
| Rock-Walworth Comprehensive Family Services Inc.-Janesville Community Kids WI | — | 0 | — | — |
| Rock-Walworth Comprehensive Family Services Inc.-Janesville Head Start WI | — | 0 | — | — |
