| Steelworker Organization of Active Retirees | Related tax-exempt org | Retiree organization | PA | 251501684 |
| Steelworkers Charitable and Educational Organization | Related tax-exempt org | Conducts the charitable activities of the united steelworkers | PA | 830400973 |
| United Steelworkers NON-Federal Account | Related tax-exempt org | 527 organization | PA | 205395553 |
| United Steelworkers Political Action Fund | Related tax-exempt org | Helps speak with a united voice to fight issues | PA | — |
| United Steelworkers Building Fund | Related tax-exempt org | Company holds title to united steelworkers building | PA | 237270416 |
| United Steelworkers of America District 3 Holding Society | Related tax-exempt org | Company holds title to real property | — | — |
| Steelworkers Trusteed Benefit Plan | Related tax-exempt org | Benefits | — | — |
| United Steelworkers District 1 PCE | Related tax-exempt org | 527 organization | OH | 205461013 |
| USW District 4 Massachusetts NON-Federal Account | Related tax-exempt org | 527 organization | NY | 205733533 |
| USW District 4 Rhode Island NON-Federal Account | Related tax-exempt org | 527 organization | NY | 208978834 |
| USW District 4 NY NJ DE Me NON-Federal Account | Related tax-exempt org | 527 organization | NY | 208979911 |
| USW District 7 NON-Federal Account | Related tax-exempt org | 527 organization | IN | 205397361 |
| USW District 7 NON-Federal Account - Illinois | Related tax-exempt org | 527 organization | IN | 205397474 |
| USW District 8 WV NON-Federal Account | Related tax-exempt org | 527 organization | KY | 205488896 |
| USW District 8 MD VA NON-Federal Account | Related tax-exempt org | 527 organization | KY | 205488980 |
| USW District 9 NON-Federal Account | Related tax-exempt org | 527 organization | AL | 205397114 |
| United Steelworkers District 11 NON-Federal Account | Related tax-exempt org | 527 organization | MN | 205476420 |
| United Steelworkers District 11 Missouri NON-Federal Account | Related tax-exempt org | 527 organization | MO | 851975580 |
| United Steelworkers District 12 | Related tax-exempt org | 527 organization | WA | 205400370 |
| United Steelworkers District 12 California | Related tax-exempt org | 527 organization | WA | 205670270 |
| United Steelworkers District 12 Colorado | Related tax-exempt org | 527 organization | WA | 205670003 |
| United Steelworkers District 12 UTAH | Related tax-exempt org | 527 organization | WA | 205400494 |
| United Steelworkers District 13 NON-Federal Account | Related tax-exempt org | 527 organization | TX | 205445127 |
| United Steel Paper and Forestry Rubber Manufacturing | Related tax-exempt org | Members and retirees working together to build a better future. | PA | 250818080 |
| Steelworkers Humanity Fund | Related tax-exempt org | Benefits | — | — |