| LMLuxfer MEL Technologies - Tamaqua | Tamaqua | PA | Primary Metal Manufacturing331492 | 20-99 | ◐ LIKELY ACTIVE |
| MMMac Metals and Alloys, INC | Orchard Park | NY | Primary Metal Manufacturing331492 | — | ◐ LIKELY ACTIVE |
| MSMaterial Sampling Technologies | N. Smithfield | RI | Primary Metal Manufacturing331492 | 20-99 | ◐ LIKELY ACTIVE |
| MAMaterion - Albuquerque (Refinery) | Albuquerque | NM | Primary Metal Manufacturing331492 | 1-19 | ◐ LIKELY ACTIVE |
| MMMetal Management Midwest, Inc (dba Sims Precious Metals) | Franklin Park | IL | Primary Metal Manufacturing331492 | 20-99 | ◐ LIKELY ACTIVE |
| MAMMA Aero | Terrell | TX | Primary Metal Manufacturing331492 | 20-99 | ◐ LIKELY ACTIVE |
| MMMOVA Metals - Freeport | Freeport | TX | Primary Metal Manufacturing331492 | 20-99 | ◐ LIKELY ACTIVE |
| PZPurity Zinc Metals Madisonville | Madisonville | KY | Primary Metal Manufacturing331492 | 20-99 | ◐ LIKELY ACTIVE |
| RRResources Recycling Management LLC | Fairless Hills | PA | Primary Metal Manufacturing331492 | 1-19 | ◐ LIKELY ACTIVE |
| RRockwood | Rockwood | TN | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| SSSibanye Stillwater Reldan - PA | Fairless Hills | PA | Primary Metal Manufacturing331492 | 100-499 | ◐ LIKELY ACTIVE |
| TTIMET-Morgantown | Morgantown | PA | Primary Metal Manufacturing331492 | 100-499 | ◐ LIKELY ACTIVE |
| VMValcon Materials LLC | Manhattan | KS | Primary Metal Manufacturing331492 | — | ◐ LIKELY ACTIVE |
| ZDZachary D Morgan | Fredericksburg | VA | Primary Metal Manufacturing331492 | — | ▲ REPORTED CLOSED |
| NMNion Metals LLC | Houghton | MI | Primary Metal Manufacturing331492 | — | ◐ LIKELY ACTIVE |
| BZBefesa Zinc US INC. | Rockwood | TN | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| DRDuncan Recycling and Refining LLC | Duncan | OK | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| MMMorgan Mill Metals, LLC | North Kingstown | RI | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| QIQuemetco INC | City of Industry | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| 1M131351 - Metal - Materials Processing, L.l.c. | Aberdeen | NC | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| 3O317715455 - Ogs/cascade INC | Salem | OR | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| 5T5905 Triangle Dr | Raleigh | NC | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| 5P5n Plus INC | Bridgeport | CT | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| 7C7120 Carroll Road LLC | San Diego | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| 7U72636 - United Catalyst Corporation | Greenville | SC | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| ARAction Recycling CORP | Denver | CO | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AMAgco Metalex | Mukilteo | WA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AMAlexy Metals LLC | Willoughby | OH | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| ASAllied Smelting | West Allis | WI | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| ASAl Solutions | Washington | MO | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| ARAMA Recycling Inc | Bethpage | NY | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AEAmax Extractive Research & Development | Golden | CO | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AAAmerican Alloy Foundry INC | Baltimore | MD | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AIAmerican Iron & Metal CO. INC. | Fowler | CO | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AOAow Operating North America Dba Assay on Wheels | Chesapeake | VA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AMAray Medical Technology INC Dba West Coast | Redding | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AUArrow United Refining | Phoenix | AZ | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| ARAsahi Refining Florida, INC. | Miami Gardens | FL | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| ACAtlas Copco Maft-trench CO LLC | Santa Maria | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| AFAt&t-cable Fluff Removal, Paulding | Paulding | OH | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| ANAuris Noble LLC | Akron | OH | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| BZBefesa Zinc US INC | Barnwell | SC | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| BMBolton Metal Prod Co/plt 1 & 4 | Bellefonte | PA | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| CMCalifornia Metal X | Los Angeles | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| COCharles O. Hiler & Son in | Walkerton | IN | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| CPClimax Performance Material | Golden | CO | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| CIColumbine Iron & Metal | Erie | CO | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| CMCommerial Metals Company | Waco | TX | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| DSDarlington Shredding | Darlington | SC | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| DHDavid H. Fell & Co, INC | Burlingame | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |