| AMAar Mobility Systems | Cadillac | MI | 100–499 | ● ACTIVE |
Aat Omega, LLC | Keystone Heights | FL | 20–99 | ● ACTIVE |
Able Steel Fabricators, INC. | Mesa | AZ | 20–99 | ● ACTIVE |
Agra Tech, INC. | Pittsburg | CA | 1–19 | ● ACTIVE |
Alliance Steel, INC. | Oklahoma City | OK | 100–499 | ● ACTIVE |
| ASAlton Steel INC | Alton | IL | 100–499 | ● ACTIVE |
A & M Engineering, INC. | Irwindale | CA | 20–99 | ● ACTIVE |
American Posts LLC | Toledo | OH | 20–99 | ● ACTIVE |
American Structural Metals INC | Somerset | WI | 20–99 | ● ACTIVE |
| AVAmg Vanadium LLC | Cambridge | OH | — | ● ACTIVE |
Anderson Steel Supply INC | Great Falls | MT | 20–99 | ● ACTIVE |
Armag CORP | Bardstown | KY | 100–499 | ● ACTIVE |
| ABAscent Buildings, LLC | Portland | TN | 100–499 | ● ACTIVE |
Austin Mohawk and Company, LLC | Utica | NY | 20–99 | ● ACTIVE |
| BMBehlen Mfg CO | Columbus | NE | 500+ | ● ACTIVE |
| BBBluescope Buildings North America INC | Rainsville | AL | 100–499 | ● ACTIVE |
| BBBluescope Buildings St. Joseph | Saint Joseph | MO | 100–499 | ● ACTIVE |
Borga Steel Buildings & Components INC | Fowler | CA | — | ● ACTIVE |
Brasco International INC | Madison Heights | MI | 20–99 | ● ACTIVE |
| BMBull Moose Tube CO | Trenton | GA | 20–99 | ● ACTIVE |
California Screw Products CORP | Paramount | CA | 20–99 | ● ACTIVE |
Ccr Products, LLC | West Hartford | CT | 20–99 | ● ACTIVE |
| CVChaparral Virginia INC | Petersburg | VA | 100–499 | ● ACTIVE |
| CSCharter Steel - Saukville | Saukville | WI | 500+ | ● ACTIVE |
| CHChicago Heights Steel | Chicago Heights | IL | 100–499 | ● ACTIVE |
Cid Associates INC | Sarver | PA | 20–99 | ● ACTIVE |
| CCCleveland-cliffs Cleveland Works | Cleveland | OH | 500+ | ● ACTIVE |
| CSCleveland-cliffs Steel CORP | Middletown | OH | 500+ | ● ACTIVE |
| CSCleveland-cliffs Steel CORP - Dearborn Works | Dearborn | MI | 500+ | ● ACTIVE |
| CSCleveland-cliffs Steel Corporation - Zanesville Works | Zanesville | OH | 100–499 | ● ACTIVE |
| CSCmc Steel Tennessee | Knoxville | TN | 100–499 | ● ACTIVE |
| CMConsolidated Metal Products (1431072125) | Cincinnati | OH | 100–499 | ● ACTIVE |
Consolidated Storage Companies, INC. | Tatamy | PA | — | ● ACTIVE |
Covenant Steel Warehouse INC | Dothan | AL | 20–99 | ● ACTIVE |
Craig Industries, INC. | Quincy | IL | 20–99 | ● ACTIVE |
Crown Technical Systems | Fontana | CA | 100–499 | ● ACTIVE |
Delta Centrifugal, LLC | Temple | TX | 100–499 | ● ACTIVE |
Ducworks INC | Logan | UT | 20–99 | ● ACTIVE |
Duraloy Technologies, INC. | Scottdale | PA | 100–499 | ● ACTIVE |
Ellwood Crankshaft and Machine Company | Hermitage | PA | 100–499 | ● ACTIVE |
| EMEngineered Materials Solutions Hamburg Facility | Hamburg | PA | 20–99 | ● ACTIVE |
| FPFelman Production, INC. | Letart | WV | 100–499 | ● ACTIVE |
| FCFibrebond CORP | Minden | LA | 500+ | ● ACTIVE |
Flint Cliffs Manufacturing CORP. | Burlington | IA | 20–99 | ● ACTIVE |
| GPGeneral Partitions | Erie | PA | 20–99 | ● ACTIVE |
| GAGerdau Ameristeel US INC - Charlotte Steel Mill | Charlotte | NC | 100–499 | ● ACTIVE |
| GHGerdau Huntington | Huntington | IN | 20–99 | ● ACTIVE |
Gichner Systems Group, INC. | Dallastown | PA | 100–499 | ● ACTIVE |
| GSGkn Sinter Metals Dubois | Dubois | PA | 20–99 | ● ACTIVE |
Global Finishing Solutions LLC | Osseo | WI | 100–499 | ● ACTIVE |
| GSGreer Steel CO | Dover | OH | 100–499 | ● ACTIVE |
| GBGuardian Booth LLC | Waynesboro | PA | — | ● ACTIVE |
Handi Hut INC | Clifton | NJ | — | ● ACTIVE |
| HSHeidtman Steel Products | Butler | IN | 100–499 | ● ACTIVE |
| HSHeidtman Steel Products INC | Granite City | IL | 20–99 | ● ACTIVE |
Highland Engineering, INC. | Howell | MI | 20–99 | ● ACTIVE |
| HCHoeganaes CORP | Watsontown | PA | 20–99 | ● ACTIVE |
| HCHowmet CORP - Dover Alloy | Dover | NJ | 100–499 | ● ACTIVE |
| IPIndiana Pickling & Processing Company | Portage | IN | 20–99 | ● ACTIVE |
Jersey Shore Steel CO | Jersey Shore | PA | 100–499 | ● ACTIVE |
J. H. Botts, LLC | Joliet | IL | 20–99 | ● ACTIVE |
| KCKanthal Corporation | Bethel | CT | 20–99 | ● ACTIVE |
Kvf-quad, Corporation | East Moline | IL | 20–99 | ● ACTIVE |
Latrobe Specialty Metals Co, LLC | Latrobe | PA | — | ● ACTIVE |
| LEL E Jones CO | Menominee | MI | 100–499 | ● ACTIVE |
Metglas, INC | Conway | SC | 100–499 | ● ACTIVE |
| MSMichigan Seamless Tube, LLC | South Lyon | MI | 100–499 | ● ACTIVE |
| NANorth American Stainless | Ghent | KY | 500+ | ● ACTIVE |
Northlake Steel CORP | Valley City | OH | 20–99 | ● ACTIVE |
| NSNorth Star Bluescope Steel LLC | Delta | OH | 500+ | ● ACTIVE |
| NCNucor Corporation Vulcraft Division | Fort Payne | AL | 100–499 | ● ACTIVE |
| NSNucor Steel | Crawfordsville | IN | 500+ | ● ACTIVE |
| NSNucor Steel- Berkeley | Huger | SC | 500+ | ● ACTIVE |
| NSNucor Steel Decatur | Trinity | AL | 500+ | ● ACTIVE |
Nucor Steel Memphis, INC | Memphis | TN | 500+ | ● ACTIVE |
| OSOregon Steel Mills LLC | Portland | OR | — | ● ACTIVE |
| PIPar-kut International, INC. | Harrison Township | MI | 20–99 | ● ACTIVE |
Parmatech Corporation | Petaluma | CA | 20–99 | ● ACTIVE |
| PSPcc Structurals - San Leandro | San Leandro | CA | 100–499 | ● ACTIVE |
Petersen Incorporated | Ogden | UT | 100–499 | ● ACTIVE |
Pinnacle Structures INC | Cabot | AR | 100–499 | ● ACTIVE |
Pro-fabricators, LLC | Smithsburg | MD | — | ● ACTIVE |
Ptmw, INC. | Topeka | KS | 100–499 | ● ACTIVE |
Rathbone Precision Metals, INC | Palmer | MA | 20–99 | ● ACTIVE |
Safety Storage, INC | Charleston | IL | 20–99 | ● ACTIVE |
| SCShalmet CORP | Orwigsburg | PA | 100–499 | ● ACTIVE |
Shelter One INC | Grants Pass | OR | 20–99 | ● ACTIVE |
Shultz Steel LLC | South Gate | CA | 100–499 | ● ACTIVE |
Sky Rider Equipment Co, INC | Anaheim | CA | 20–99 | ● ACTIVE |
Southwest Fabrication LLC | Phoenix | AZ | 20–99 | ● ACTIVE |
Spi Mobile Pulley Works, LLC | Mobile | AL | 20–99 | ● ACTIVE |
Ssab Iowa INC | Muscatine | IA | 100–499 | ● ACTIVE |
| SSStandard Steel-burnham Plant | Burnham | PA | 500+ | ● ACTIVE |
| SOSteelcell of North America INC | Baldwin | GA | 100–499 | ● ACTIVE |
| SDSteel Dynamics Heartland | Terre Haute | IN | 100–499 | ● ACTIVE |
| SISteelscape INC | Kalama | WA | 100–499 | ● ACTIVE |
| SBStupp Bridge Company | Bowling Green | KY | 100–499 | ● ACTIVE |
Superior Forge & Steel CORP | Lima | OH | — | ● ACTIVE |
Taurus Fabrication, INC | Grass Valley | CA | — | ● ACTIVE |
Tecomet INC. | Wilmington | MA | 100–499 | ● ACTIVE |