| US Ecology, Inc. MI | Administrative & Waste Services | 0 | — | A |
| US Ecology, Inc. NH | Administrative & Waste Services | 0 | — | D |
| US Ecology, Inc. NV | Administrative & Waste Services | 0 | — | A |
| US Ecology, Inc. NY | Administrative & Waste Services | 0 | — | B |
| US Ecology, Inc. OH | Administrative & Waste Services | 0 | — | A |
| US Ecology, Inc. OK | Administrative & Waste Services | 0 | — | A |
| US Ecology, Inc. OR | Administrative & Waste Services | 0 | — | A |
| US Ecology, Inc. PA | Administrative & Waste Services | 0 | — | A |
| US Ecology, Inc. TX | Administrative & Waste Services | 0 | — | B |
| US Ecology, Inc. VT | Administrative & Waste Services | 0 | — | A |
| US Ecology, Inc. WA | Administrative & Waste Services | 0 | — | A |
| US ELECTROFURSED MINERALS INC NY | Manufacturing | 0 | — | A |
| US ELECTROFUSED MINERALS, INC PA | Manufacturing | 0 | — | A |
| US Elogstics Service Corp NJ | Transportation & Warehousing | 1 | $93,900 | — |
| US Endodontics TN | Manufacturing | 0 | — | A |
| US Energy Development Corporation TX | Mining & Extraction | 0 | — | A |
| US Engineering Construction MO | Construction | 0 | — | C |
| US Engineering Holdings MO | Construction | 0 | — | A |
| US Engineering Innovations MO | Construction | 0 | — | A |
| US Engineering Metalworks MO | Construction | 0 | — | B |
| US Engineering Service MO | Construction | 0 | — | B |
| US Environmental Inc PA | Administrative & Waste Services | 0 | — | C |
| US Express Carriers LLC NV | Transportation & Warehousing | 0 | — | D |
| US EXTRUDERS, INC. RI | Manufacturing | 0 | — | A |
| US Facilities Inc PA | Administrative & Waste Services | 0 | — | F |
| US Farathane MI | Manufacturing | 0 | — | C |
| US Farathane MO | Manufacturing | 0 | — | D |
| US Farathane TN | Manufacturing | 0 | — | A |
| US Farathane TX | Manufacturing | 0 | — | C |
| US FELT COMPANY INC ME | Manufacturing | 0 | — | F |
| US Fibers SC | Manufacturing | 0 | — | A |
| US Fidelis MO | — | 0 | — | — |
| US FITNESS HOLDINGS, LLC DC | Arts & Entertainment | 0 | — | A |
| US FITNESS HOLDINGS, LLC GA | Arts & Entertainment | 0 | — | A |
| US FITNESS HOLDINGS, LLC MD | Arts & Entertainment | 0 | — | A |
| US FITNESS HOLDINGS, LLC VA | Arts & Entertainment | 0 | — | A |
| US FITNESS HOLDINGS, LLC WV | Arts & Entertainment | 0 | — | A |
| US Flue-Cured Tobacco Growers Inc. NC | Manufacturing | 0 | — | A |
| US Foods AK | Wholesale Trade | 0 | — | F |
| US Foods AL | Wholesale Trade | 0 | — | F |
| US Foods AR | Wholesale Trade | 0 | — | D |
| US Foods AZ | Wholesale Trade | 0 | — | C |
| US Foods CA | Wholesale Trade | 0 | — | F |
| US Foods CO | Wholesale Trade | 0 | — | F |
| US Foods FL | Wholesale Trade | 0 | — | F |
| US Foods GA | Wholesale Trade | 0 | — | F |
| US Foods IA | Wholesale Trade | 0 | — | A |
| US Foods ID | Wholesale Trade | 0 | — | F |
| US Foods IN | Wholesale Trade | 0 | — | F |
| US Foods KS | Wholesale Trade | 0 | — | F |