 The Worthington Steel Company (1318178701) | Cuyahoga Heights | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| TFThompson Fabricated Steel Products, INC. | Center Point | AL | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| TFThompson Fabricated Steel Products, INC. | Trussville | AL | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| TMTpc Metals LLC | Bryan | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| TMTpc Metals, LLC | Canton | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| TSTri-state Shearing and Bending INC. | Brooklyn | NY | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| TST S a Manufacturing | Omaha | NE | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| TPTsk Partners, INC. | Erie | PA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| UUlbrich | Pico Rivera | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| UPUltra Play Systems, INC | Red Bud | IL | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| UFUS Fabrication of East Texas Incorporated | Tyler | TX | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| USUS Steel Gary Complex | Gary | IN | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| UTU.s. Tubular Products | Mckeesport | PA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| VPValley Plating and Fabricating | Green Bay | WI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WTWallner Tooling/expac, INC. | Kennesaw | GA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WEWest End Fabricators Incorporated | Richmond | VA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WMWestern Metal Enterprises, INC. | Montebello | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WHWest Homestead Engineering & Machine | Pittsburgh | PA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WSWolf Steel U.s.a. INC. | Crittenden | KY | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WIWorthington Industries | Cleveland | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WIWorthington Industries - Cleveland | Cuyahoga Heights | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WSWorthington Samuel Coil Processing, LLC. (1318007554) | Cleveland | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WSWorthington Steel Company of Decatur, L.l.c. | Decatur | AL | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WSWorthington Steelpac (0511005008) | North Lewisburg | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| XSXxx Sweeney Steel Products | Erie | MI | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| YSYoungstown Specialty Metls INC | Youngstown | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
