| TMTpc Metals, LLC | Canton | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| TNTubetech North America, INC. | E Palestine | OH | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| TETvek Enterprises, INC. | Mingo Junction | OH | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| UFU First Logistics INC. | Elyria | OH | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| UTUnited Tube Corparation | Medina | OH | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| UTUnity Tube, Inc. | East Palestine | OH | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
 Universal Stainless & Alloy Products INC. | North Jackson | OH | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| UOUsdol Osha - Cincinnati Area Office | Dayton | OH | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| VVallourec | Youngstown | OH | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| VLViktor's Legacy Custom Gunsmithing | Fairport | OH | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| VCVKS Capital LLC | Springboro | OH | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| WSWarren Steel Holdings, LLC (0278080015) | Warren | OH | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| WCWieland Chase LLC (0386000127) | Montpelier | OH | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| WIWorthington Industries | Cleveland | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WIWorthington Industries - Cleveland | Cuyahoga Heights | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WIWorthington Industries Mt Orab | Mount Orab | OH | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| WSWorthington Samuel Coil Processing, LLC. (1318007554) | Cleveland | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WSWorthington Steelpac (0511005008) | North Lewisburg | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| YCYagerbomb Customs LLC | Homerville | OH | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| YDYoder Die Casting INC | Dayton | OH | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| YSYoungstown Specialty Metls INC | Youngstown | OH | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
