| United States Forest Service Coconino NF AZ | Public Administration | 0 | - | B |
| United States Gypsum Company IL | Manufacturing | 1 | $122,221 | - |
| United States Gypsum Company NY | - | 0 | - | - |
| United States Liability Insurance Company PA | Finance & Insurance | 1 | - | - |
| United States Marine Incorporated MS | Manufacturing | 0 | - | F |
| United States of America Rugby Football Union LTD CO | Arts & Entertainment | 1 | $240,000 | - |
| United States of Aritzia Inc. NY | Retail Trade | 4 | $240,000 | - |
| United States Olympic and Paralympic Committee CO | Arts & Entertainment | 2 | $82,000 | A |
| United States Patent and Trademark Office (USPTO) VA | - | 0 | - | - |
| United States Pipe And Foundry Company, LLC AL | - | 0 | - | - |
| United States Seafoods WA | Manufacturing | 0 | - | F |
| United States Soccer Federation, Inc GA | - | 3 | $185,000 | - |
| United States Soccer Federation, Inc. IL | Other Services | 1 | $100,000 | A |
| United States Steel Corporation IL | Manufacturing | 0 | - | F |
| United States Steel Corporation IN | Manufacturing | 0 | - | A |
| United States Steel Corporation PA | Manufacturing | 6 | $104,217 | C |
| United States Steel Corporation Gary Works Plant IN | - | 0 | - | - |
| United States Steel Corporation Lorain OH | - | 0 | - | - |
| United States Steel Corporation Revised (10/7/19) IN | - | 0 | - | - |
| United States Sugar Savannah Refinery LLC GA | Manufacturing | 0 | - | B |
| United States Technologies Communications Corp NJ | Information & Media | 0 | - | F |
| United States Tennis Association Incorporated NY | - | 1 | $82,960 | - |
| United States Traffic Network, LLC PA | - | 0 | - | - |
| United Steel Inc. CT | Manufacturing | 0 | - | F |
| United Structural Works Inc. NY | Construction | 2 | $78,208 | - |
| United Structures of America TX | - | 0 | - | - |
| United Supermarkets LLC NM | Retail Trade | 0 | - | A |
| United Supermarkets LLC TX | Retail Trade | 0 | - | C |
| United Surface Solutions, LLC GA | - | 0 | - | - |
| United Talent Agency CA | - | 2 | $240,000 | - |
| United Talent Agency, LLC CA | - | 0 | - | - |
| United Techno Solutions, Inc. CA | Professional & Technical Services | 6 | $148,667 | - |
| United Technologies TN | - | 0 | - | - |
| United Technologies Corporation CA | - | 0 | - | - |
| United Technologies Corporation (formerly Goodrich) NY | - | 0 | - | - |
| United Technologies Electronic Controls IN | - | 0 | - | - |
| United Tekinfo Hub LLC. TX | Professional & Technical Services | 10 | $80,350 | - |
| United Temps Inc. MA | Administrative & Waste Services | 0 | - | F |
| United Temps PEO IL | Other Services | 0 | - | F |
| United Temps, Inc. FL | Administrative & Waste Services | 0 | - | F |
| United Theological Seminary OH | Educational Services | 1 | $56,160 | - |
| United Therapeutics CORPORATION MD | Manufacturing | 6 | $139,277 | C |
| United Therapy Services, PLLC TX | Healthcare & Social Assistance | 1 | $145,600 | - |
| United TN Holdings, Inc TN | Transportation & Warehousing | 0 | - | A |
| United Towing & Transport, Inc. LA | Transportation & Warehousing | 0 | - | F |
| United Township High School District #30 IL | Educational Services | 0 | - | D |
| United Transfusion Clinic MN | - | 0 | - | - |
| United Transport, Inc. NE | Transportation & Warehousing | 0 | - | D |
| United Veterinary Care CA Inc. FL | Professional & Technical Services | 1 | $155,563 | - |
| United Veterinary Care TX PLLC FL | Professional & Technical Services | 1 | $180,000 | - |
