| ALAerolite LLC | Youngstown | OH | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| AAAFCO Alexandria | Alexandria | LA | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| AAlburtis (2) | Alburtis | PA | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| ATAlcoa Technical Center | New Kensington | PA | Primary Metal Manufacturing331313 | 100-499 | ◐ LIKELY ACTIVE |
| APAlleima Palm Coast | Palm Coast | FL | Primary Metal Manufacturing331222 | 100-499 | ◐ LIKELY ACTIVE |
| ATAllied Tube & Conduit Hobart Indiana | Merrillville | IN | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| ADAluminios De Pr | Punta Santiago | PR | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| AMAmarillo Manufacturing Plant | Amarillo | TX | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| AAAmerican Axle & Manufacturing | Twinsburg | OH | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| AHAmerican Heavy Plates | Clarington | OH | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| ASAmerican SpiralWeld Pipe Co., Southwest Division | Paris | TX | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| ABArdmore Bldg B | Ft Wayne | IN | Primary Metal Manufacturing331222 | 100-499 | ◐ LIKELY ACTIVE |
| ABArdmore Bldg G | Fort Wayne | IN | Primary Metal Manufacturing331222 | 100-499 | ◐ LIKELY ACTIVE |
| ABArdmore Bldg H | Fort Wayne | IN | Primary Metal Manufacturing331222 | 100-499 | ◐ LIKELY ACTIVE |
| AHATI - Huntsville Operation | Huntsville | AL | Primary Metal Manufacturing331491 | 100-499 | ◐ LIKELY ACTIVE |
ATI Specialty Materials - Bakers North | Monroe | NC | Primary Metal Manufacturing331492 | 100-499 | ◐ LIKELY ACTIVE |
ATI Specialty Materials - Bakers South | Monroe | NC | Primary Metal Manufacturing331491 | 100-499 | ◐ LIKELY ACTIVE |
| AAvionics | Fort Wayne | IN | Primary Metal Manufacturing331222 | 100-499 | ◐ LIKELY ACTIVE |
| BWBen Weitsman of Owego | Owego | NY | Primary Metal Manufacturing331491 | 100-499 | ◐ LIKELY ACTIVE |
| BDBohn & Dawson, Inc. | Saint Louis | MO | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| BDBohn & Dawson, Inc. | St. Louis | MO | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| BBpd | Utica | NY | Primary Metal Manufacturing331491 | 100-499 | ◐ LIKELY ACTIVE |
| BOBrackenridge Operations | Brackenridge | PA | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| BLBrazeway LLC Kentucky | Hopkinsville | KY | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| BEBridon-Bekaert Exeter | Exeter | PA | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| BWBuilding Wire Plant | Carrollton | GA | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| BMBull Moose Tube Elkhart | Elkhart | IN | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| CCCadillac Casting, Inc | Cadillac | MI | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| CICambridge-Lee Industries LLC Reading Facility | Reading | PA | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| CCCarrollton Copper Rod Plant | Carrollton | GA | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| CSCharter Steel- Fostoria | Rising Sun | OH | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CTCincinnati Tool Steel Company | Rockford | IL | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| CCCleveland-Cliffs - Corporate Burns Harbor - Corporate | Burns Harbor | IN | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CCCleveland-Cliffs - Corporate Office East Chicago - Corporate | East Chicago | IL | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CCCleveland Cliffs Coshocton Works | Coshocton | OH | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CNCleveland-Cliffs - New Carlisle | New Carlisle | IN | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CSCleveland-Cliffs Steel West Chester Regional Office | West Chester | OH | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CTCleveland-Cliffs Tubular Components - Columbus | Columbus | IN | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| CTCleveland-Cliffs Tubular Components - Walbridge | Walbridge | OH | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| CVClow Valve Company - Metal Casting Facility | Oskaloosa | IA | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| CSCMC Steel Alabama | Birmingham | AL | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CSCMC Steel Arizona | Mesa | AZ | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CSCMC Steel Arizona 2 | Mesa | AZ | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CSCMC Steel Arkansas | Magnolia | AR | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| CSCooper Standard Surgoinsville | Surgoinsville | TN | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| CBCopperweld Bimetallics LLC -Cotton Mill | Fayetteville | TN | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| CBCopperweld Bimetallics LLC - East Park | Fayetteville | TN | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| COCorporate Offices | Franklin | TN | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| CFCortec Fluid Control | Houma | LA | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| CVCounterGravity Vacuum Cast Operation (VCO) | Milford | NH | Primary Metal Manufacturing331512 | 100-499 | ◐ LIKELY ACTIVE |