| Warren Oil AR | Manufacturing | 0 | — | A |
| warren oil IL | Manufacturing | 0 | — | A |
| Warren Oil Dunn NC NC | Manufacturing | 0 | — | A |
| Warren Oil San Antonio TX | Manufacturing | 0 | — | A |
| Warren Packaging Inc. CA | Manufacturing | 0 | — | A |
| Warren Park Health & Living IL | Healthcare & Social Assistance | 0 | — | A |
| Warren Paving Inc MS | Construction | 0 | — | A |
| Warren Pearce & Co., Inc FL | Transportation & Warehousing | 0 | — | A |
| Warren Power & Machinery Inc. OK | Wholesale Trade | 0 | — | A |
| Warren Power & Machinery Inc. TX | Manufacturing | 0 | — | C |
| Warren Power& Machinery Inc. TX | Wholesale Trade | 0 | — | A |
| Warren Roofing & Insulating Company OH | Construction | 0 | — | C |
| Warren Rupp, Inc. OH | Manufacturing | 0 | — | D |
| Warren Rural Electric Cooperative Corporation KY | Utilities | 0 | — | A |
| Warren Screw Products, Inc. MI | Manufacturing | 0 | — | A |
| Warren Sign Company Inc MO | Manufacturing | 0 | — | F |
| Warren Steel Holdings LLC OH | — | 0 | — | — |
| Warren Systems Inc MI | Construction | 0 | — | F |
| Warren Township Highway Department IL | Construction | 0 | — | F |
| Warren Trask Company MA | Wholesale Trade | 0 | — | B |
| Warren Village, Inc. CO | Healthcare & Social Assistance | 0 | — | A |
| Warren Washington Association for Mental Health NY | Healthcare & Social Assistance | 0 | — | A |
| Warren Wilson College NC | Educational Services | 1 | $62,603 | — |
| Warren's Blackboard CA | — | 0 | — | — |
| Warren's Wood Works Inc MD | Retail Trade | 0 | — | A |
| Warren, Inc. MS | Manufacturing | 0 | — | D |
| Warren-Hay Mechanical Contractors, LLC. NC | Construction | 0 | — | F |
| WarrenBuilds, LLC MD | Construction | 1 | $85,000 | — |
| WARRENS DRIVE IN INC UT | Accommodation & Food Services | 0 | — | A |
| Warrenton Fiber Company OR | Agriculture & Forestry | 0 | — | B |
| Warrenton Oil Company MO | Accommodation & Food Services | 0 | — | A |
| Warrenville Fire Protection District IL | Public Administration | 0 | — | F |
| Warrick County Government IN | Public Administration | 0 | — | C |
| Warrick County School Corporation IN | Educational Services | 0 | — | F |
| Warrior (Sunset) LLC CA | — | 0 | — | — |
| Warrior Brewing Company MN | — | 0 | — | — |
| Warrior Coal LLC KY | — | 0 | — | — |
| WARRIOR MFG., LLC MN | Manufacturing | 0 | — | F |
| WARRIOR MFG., LLC ND | Manufacturing | 0 | — | F |
| Warrior Precast LLC TN | Manufacturing | 0 | — | F |
| Warrior Safety Solutions LLC VA | Administrative & Waste Services | 0 | — | A |
| Warrior Tractor & Equipment Co., Inc. AL | Wholesale Trade | 0 | — | A |
| Warrior Transportation & Logistics LLC MS | Transportation & Warehousing | 0 | — | A |
| WARROAD CARE CENTER MN | Healthcare & Social Assistance | 0 | — | F |
| Warroad Senior Living Center MN | Healthcare & Social Assistance | 0 | — | A |
| Warsaw Healthcare Center VA | — | 0 | — | — |
| Warsaw Meadows Care Center IN | Healthcare & Social Assistance | 0 | — | F |
| Warshauer Electric Supply Co. Inc. NJ | Wholesale Trade | 0 | — | D |
| Warshauer Generator LLC NJ | Wholesale Trade | 0 | — | F |
| Warshaw Group, Inc. NY | Professional & Technical Services | 1 | $75,130 | — |