| URUAPAN FRAMING LLC WA | Construction | 0 | — | A |
| Urumex GA | Wholesale Trade | 0 | — | F |
| URUS MN | Agriculture & Forestry | 0 | — | F |
| URUS WI | Agriculture & Forestry | 0 | — | D |
| URW-Unibail-Rodamco-Westfield CA | — | 0 | — | — |
| US IL | Manufacturing | 0 | — | B |
| US TX | Construction | 0 | — | A |
| US 212 Beef Corporation MN | Manufacturing | 0 | — | F |
| US AGRISEEDS CA | Agriculture & Forestry | 0 | — | A |
| US Airways NY | — | 0 | — | — |
| US Airways OH | — | 0 | — | — |
| US Airways PA | — | 0 | — | — |
| US Airways (American Airlines) PA | — | 0 | — | — |
| US Airways, Inc. AZ | — | 0 | — | — |
| US ALUMINUM Inc WI | Manufacturing | 0 | — | F |
| US Anodize PA | Manufacturing | 0 | — | A |
| US Aprons NE | — | 0 | — | — |
| US Aqua Services Inc LA | Construction | 0 | — | C |
| US Architectural Millwork--Knoxville, LLC TN | Wholesale Trade | 0 | — | A |
| US Arconic LLC IN | — | 0 | — | — |
| US ARMY DEFENSE LANGUAGE INSTITUTE FOREIGN LANGUAGE CENTER CA | Educational Services | 18 | $74,687 | — |
| US Army Dugway Proving Ground, ATEC UT | Professional & Technical Services | 0 | — | A |
| US Army North TX | Public Administration | 0 | — | A |
| US Army, Department of Defense OH | Manufacturing | 0 | — | F |
| US Assets Recovery MO | Manufacturing | 0 | — | A |
| US Aviation Services Corp HI | Transportation & Warehousing | 0 | — | F |
| US Aviation Services Corp PA | Transportation & Warehousing | 0 | — | B |
| US Aviation Services Corp TX | Transportation & Warehousing | 0 | — | A |
| US Aviation Services Corp. CA | Transportation & Warehousing | 0 | — | A |
| US Aviation Services Corp. GA | Transportation & Warehousing | 0 | — | A |
| US Aviation Services Corp. IL | Transportation & Warehousing | 0 | — | F |
| US Aviation Services Corp. NV | Transportation & Warehousing | 0 | — | F |
| US Aviation Services Corp. OK | Transportation & Warehousing | 0 | — | D |
| US Bakery dba Franz Bakery UT | Manufacturing | 0 | — | F |
| US Band & Orchestra Supplies MO | Retail Trade | 0 | — | A |
| Us Bank CA | — | 0 | — | — |
| US Bank MN | — | 0 | — | — |
| US Bank NE | — | 0 | — | — |
| US Bank OH | — | 0 | — | — |
| US Bank WI | — | 0 | — | — |
| US BANK -Bowling Green KY | — | 0 | — | — |
| US Bank 2019 MN | — | 0 | — | — |
| US Bank Branch Blooming Prairie MN | — | 0 | — | — |
| US Bank Branch Moorhead MN | — | 0 | — | — |
| US Bank Corporate Payment Systems TX | — | 0 | — | — |
| US Battery GA | Manufacturing | 0 | — | F |
| US Beverage Net Inc. NY | Professional & Technical Services | 1 | $175,000 | — |
| US Beverage Packers LLC NJ | Manufacturing | 2 | $110,126 | F |
| US Blades LA | Manufacturing | 0 | — | A |
| US Blades SC | Other Services | 0 | — | F |
