| US Postal Service OK | Transportation & Warehousing | 0 | — | C |
| US Postal Service OR | Transportation & Warehousing | 0 | — | C |
| US Postal Service PA | Transportation & Warehousing | 0 | — | D |
| US Postal Service PR | Transportation & Warehousing | 0 | — | F |
| US Postal Service RI | Transportation & Warehousing | 0 | — | F |
| US Postal Service SC | Transportation & Warehousing | 0 | — | B |
| US Postal Service SD | Transportation & Warehousing | 0 | — | D |
| US Postal Service TN | Transportation & Warehousing | 0 | — | C |
| US Postal Service TX | Transportation & Warehousing | 0 | — | C |
| US Postal Service UT | Transportation & Warehousing | 0 | — | B |
| US Postal Service VA | Transportation & Warehousing | 0 | — | D |
| US Postal Service VI | Transportation & Warehousing | 0 | — | F |
| US Postal Service VT | Transportation & Warehousing | 0 | — | D |
| US Postal Service WA | Transportation & Warehousing | 0 | — | C |
| US Postal Service WI | Transportation & Warehousing | 0 | — | D |
| US Postal Service WV | Transportation & Warehousing | 0 | — | D |
| US Postal Service WY | Transportation & Warehousing | 0 | — | D |
| US Premier Tube Mills IN | Manufacturing | 0 | — | F |
| US Rail & Logistics TX | Transportation & Warehousing | 0 | — | A |
| US Rail and Logistics CO | Transportation & Warehousing | 0 | — | A |
| US Rail and Logistics TX | Transportation & Warehousing | 0 | — | A |
| US Rail Systems Inc. CA | Professional & Technical Services | 1 | $208,000 | — |
| US Rail Systems Inc. FL | Professional & Technical Services | 1 | $208,000 | — |
| US Retirement & Benefits Partners NJ | Finance & Insurance | 1 | $107,100 | — |
| US Roof MI | Manufacturing | 0 | — | F |
| US Roofing Systems TX | Construction | 0 | — | A |
| US Salt LLC NY | Manufacturing | 0 | — | C |
| US Screen Corporation TX | Manufacturing | 0 | — | A |
| US Security Associates, Inc.-Austin TX | — | 0 | — | — |
| US Security Associates, Inc.-San Antonio TX | — | 0 | — | — |
| US Security Assoicates, Inc.-Houston TX | — | 0 | — | — |
| US Shale Management Company MT | Transportation & Warehousing | 0 | — | A |
| US Shoring TX | Wholesale Trade | 0 | — | A |
| US Silica TX | Mining & Extraction | 0 | — | A |
| US Silica-Crane Facility TX | — | 0 | — | — |
| US Silica-Lamesa TX | — | 0 | — | — |
| US Silica-Sandbox Logistics TX | — | 0 | — | — |
| US SOFTWARE PROFESSIONALS INC IL | Professional & Technical Services | 3 | $101,200 | — |
| US Solar Squared, LLC FL | Utilities | 0 | — | F |
| US Space and Rocket Center AL | — | 0 | — | — |
| US Special Delivery MI | Transportation & Warehousing | 0 | — | D |
| US Special Delivery WI | Transportation & Warehousing | 0 | — | F |
| US Staffing Agency MI | Administrative & Waste Services | 0 | — | A |
| US Steel - Great Lakes Works MI | — | 0 | — | — |
| US Steel - Minntac MN | — | 0 | — | — |
| US Steel 2019 MN | — | 0 | — | — |
| US Steel Corporation - Great Lakes Works MI | — | 0 | — | — |
| US Steel Corporation Gary Works IN | — | 0 | — | — |
| US Steel Oilwell Services, LLC TX | — | 0 | — | — |
| US Steel Seamless Tubular Operations (Lorain Tubular) OH | — | 0 | — | — |