Aat Omega, LLC | Keystone Heights | FL | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| ASAlton Steel INC | Alton | IL | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
A & M Engineering, INC. | Irwindale | CA | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
American Posts LLC | Toledo | OH | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| AVAmg Vanadium LLC | Cambridge | OH | Primary Metal Manufacturing331110 | — | ● ACTIVE |
Anderson Steel Supply INC | Great Falls | MT | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| BMBull Moose Tube CO | Trenton | GA | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
Ccr Products, LLC | West Hartford | CT | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| CVChaparral Virginia INC | Petersburg | VA | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| CSCharter Steel - Saukville | Saukville | WI | Primary Metal Manufacturing331100 | 500+ | ● ACTIVE |
| CHChicago Heights Steel | Chicago Heights | IL | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| CCCleveland-cliffs Cleveland Works | Cleveland | OH | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| CSCleveland-cliffs Steel CORP | Middletown | OH | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| CSCleveland-cliffs Steel CORP - Dearborn Works | Dearborn | MI | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| CSCleveland-cliffs Steel Corporation - Zanesville Works | Zanesville | OH | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| CSCmc Steel Tennessee | Knoxville | TN | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
Delta Centrifugal, LLC | Temple | TX | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
Duraloy Technologies, INC. | Scottdale | PA | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| FPFelman Production, INC. | Letart | WV | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
Flint Cliffs Manufacturing CORP. | Burlington | IA | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| GAGerdau Ameristeel US INC - Charlotte Steel Mill | Charlotte | NC | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| GHGerdau Huntington | Huntington | IN | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| GSGkn Sinter Metals Dubois | Dubois | PA | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| HSHeidtman Steel Products | Butler | IN | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| HSHeidtman Steel Products INC | Granite City | IL | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| HCHoeganaes CORP | Watsontown | PA | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
Jersey Shore Steel CO | Jersey Shore | PA | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
J. H. Botts, LLC | Joliet | IL | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
Latrobe Specialty Metals Co, LLC | Latrobe | PA | Chemical Manufacturing325311 | — | ● ACTIVE |
| LEL E Jones CO | Menominee | MI | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
Metglas, INC | Conway | SC | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| MSMichigan Seamless Tube, LLC | South Lyon | MI | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| NANorth American Stainless | Ghent | KY | Petroleum and Coal Products Manufacturing324199 | 500+ | ● ACTIVE |
| NSNorth Star Bluescope Steel LLC | Delta | OH | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| NSNucor Steel | Crawfordsville | IN | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| NSNucor Steel- Berkeley | Huger | SC | Nonmetallic Mineral Product Manufacturing327320 | 500+ | ● ACTIVE |
| NSNucor Steel Decatur | Trinity | AL | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
Nucor Steel Memphis, INC | Memphis | TN | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| OSOregon Steel Mills LLC | Portland | OR | Petroleum and Coal Products Manufacturing324199 | — | ● ACTIVE |
Parmatech Corporation | Petaluma | CA | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
| PSPcc Structurals - San Leandro | San Leandro | CA | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
Southwest Fabrication LLC | Phoenix | AZ | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
Spi Mobile Pulley Works, LLC | Mobile | AL | Primary Metal Manufacturing331110 | 20-99 | ● ACTIVE |
Ssab Iowa INC | Muscatine | IA | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| SSStandard Steel-burnham Plant | Burnham | PA | Primary Metal Manufacturing331110 | 500+ | ● ACTIVE |
| SDSteel Dynamics Heartland | Terre Haute | IN | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
| SBStupp Bridge Company | Bowling Green | KY | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |
Superior Forge & Steel CORP | Lima | OH | Primary Metal Manufacturing331110 | — | ● ACTIVE |
Taurus Fabrication, INC | Grass Valley | CA | Primary Metal Manufacturing331110 | — | ● ACTIVE |
Tecomet INC. | Wilmington | MA | Primary Metal Manufacturing331110 | 100-499 | ● ACTIVE |