| 3S3d Steel CORP. | Salt Lake City | UT | — | ◇ UNVERIFIED |
| ACAar Cargo Systems | Livonia | MI | — | ◇ UNVERIFIED |
| ASAar Summa Technology | Cullman | AL | — | ◇ UNVERIFIED |
| AAA & a Welding & Fabrication | Jacksonville | FL | — | ◇ UNVERIFIED |
| ATAbb Turbocharging | North Brunswick | NJ | — | ◇ UNVERIFIED |
| AIAbco Industries INC | Abilene | TX | — | ◇ UNVERIFIED |
| ASAbdo Sheet Metal & Fabrication INC | Frankfort | NY | — | ◇ UNVERIFIED |
| ABA & B Steel Fabricators INC | Memphis | TN | — | ◇ UNVERIFIED |
| ASAccess Steel Fabricating, INC | Pacoima | CA | — | ◇ UNVERIFIED |
| ABAcco Babcock Princess St York | York | PA | — | ◇ UNVERIFIED |
| AMAccurate Machine & Tool | Madison | AL | — | ◇ UNVERIFIED |
| AFAce Fabricators INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| AGActerra Group LLC | Marion | IA | — | ◇ UNVERIFIED |
| ASActron Steel INC | Traverse City | MI | — | ◇ UNVERIFIED |
| AIAdf Industrial Coatings | Great Falls | MT | — | ◇ UNVERIFIED |
| AMAdm Mason Mechanical & Fabrication | Decatur | IL | — | ◇ UNVERIFIED |
| AMAdsco Manufacturing CORP | Buffalo | NY | — | ◇ UNVERIFIED |
| ARAdvanced Roofing | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| AEAdvantage Environmental CORP | Matawan | NJ | — | ◇ UNVERIFIED |
| ASAdvantage Steel, INC. | Tampa | FL | — | ◇ UNVERIFIED |
| AIAdw Industries-alma | Alma | MI | — | ◇ UNVERIFIED |
| ASAec Seneca-closed | Seneca | SC | — | ◇ UNVERIFIED |
| APAef Plating | Mcallen | TX | — | ◇ UNVERIFIED |
| AIAero-classics, INC. | Huron | OH | — | ◇ UNVERIFIED |
| AMAerojet Mfg CO | Fullerton | CA | — | ◇ UNVERIFIED |
| AIAes Industries INC | Wheeling | WV | — | ◇ UNVERIFIED |
| AMAfco Manufacturing INC. | Covington | KY | — | ◇ UNVERIFIED |
| AFA F Industries | Lafayette | LA | — | ◇ UNVERIFIED |
| AIAirjet Incorporated | Fredericksburg | VA | — | ◇ UNVERIFIED |
| AKA & K Machine & Fab Shop, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| AMAlabama Metal Industries CORP | Bourbonnais | IL | — | ◇ UNVERIFIED |
| ACAlaskan Copper & Brass CO. | Portland | OR | — | ◇ UNVERIFIED |
| ASAlbany Steel INC | Albany | NY | — | ◇ UNVERIFIED |
| ALAlfa Laval Heat Plt | Lykens | PA | — | ◇ UNVERIFIED |
| ACAlfred Conhagen INC of Florida | Mulberry | FL | — | ◇ UNVERIFIED |
| AIAllen Iron Works and Supply, INC. | Tarrant | AL | — | ◇ UNVERIFIED |
| ALAlliance Laser | Slidell | LA | — | ◇ UNVERIFIED |
| AMAllied Metal Industries INC | Newark City | NJ | — | ◇ UNVERIFIED |
| ASAllied Steel CO INC | Riverside | CA | — | ◇ UNVERIFIED |
| AMAll Metal Recycling INC | Springfield | MO | — | ◇ UNVERIFIED |
| ACAlloy Custom Products LLC | Delphi | IN | — | ◇ UNVERIFIED |
| AFAlloy Fabrication INC | Reading | PA | — | ◇ UNVERIFIED |
| ASAlloy Surfaces CO INC | Boothwyn | PA | — | ◇ UNVERIFIED |
| ASAlloy Surfaces CO Inc/aston | Aston | PA | — | ◇ UNVERIFIED |
| ASAllstate Steel CO | Jacksonville | FL | — | ◇ UNVERIFIED |
| ASAll Steel Construction-malvern Facility | Malvern | AR | — | ◇ UNVERIFIED |
| AMAlmanor Manufacturing Company | Chester | CA | — | ◇ UNVERIFIED |
 Alonso & Carus Iron Works INC | Catano | PR | — | ◇ UNVERIFIED |
| AIAlpha Iron LLC | Vancouver | WA | — | ◇ UNVERIFIED |
| ASAlpine Steel Fabricators | Colorado Springs | CO | — | ◇ UNVERIFIED |
| AIAlply INC | De Kalb | MS | — | ◇ UNVERIFIED |
| ASAlp Steel CORP | Buffalo | NY | — | ◇ UNVERIFIED |
| ASAlro Steel INC (1431154016) | Cincinnati | OH | — | ◇ UNVERIFIED |
| AAAlsco Anaconda | Gnadenhutten | OH | — | ◇ UNVERIFIED |
| APAlstom Power INC | Easton | PA | — | ◇ UNVERIFIED |
| APAlstom Power Turbomachines Group LLC | Chattanooga | TN | — | ◇ UNVERIFIED |
| AIAltrachem INC | Joliet | IL | — | ◇ UNVERIFIED |
| ABAmer Bridge Holding Co/coraopolis | Coraopolis | PA | — | ◇ UNVERIFIED |
| ABAmerican Beryllium Corporation | Tallevast | FL | — | ◇ UNVERIFIED |
| ABAmerican Boiler Works | Arlington | WA | — | ◇ UNVERIFIED |
| ABAmerican Builders & Contractors Supply CO INC Dba American Construction Metals | Lodi | CA | — | ◇ UNVERIFIED |
| ACAmerican Cargo Group Trailers LLC Pa Div | Mcadoo | PA | — | ◇ UNVERIFIED |
| ADAmerican Design & Mfg, INC | South Windsor | CT | — | ◇ UNVERIFIED |
 American Fabrication Site | Idaho Falls | ID | — | ◇ UNVERIFIED |
| AIAmerican Idustrial Fabricators INC | Saint Amant | LA | — | ◇ UNVERIFIED |
| AIAmerican Industrial Maintenance INC. | Dayton | OH | — | ◇ UNVERIFIED |
| APAmerican Precision Industries INC Air Techs Div | Arcade | NY | — | ◇ UNVERIFIED |
| ASAmerican Sterilizer CO Jamestown Div | Jamestown | NY | — | ◇ UNVERIFIED |
| ASAmerican Stripping Company | Norfolk | VA | — | ◇ UNVERIFIED |
| ATAmerican Tissue CORP | Hauppauge | NY | — | ◇ UNVERIFIED |
| ACAmeristeel CORP | Plant City | FL | — | ◇ UNVERIFIED |
| ASAmeron Steel Fabrication Division | Fontana | CA | — | ◇ UNVERIFIED |
| ARAmg Resources CORP | Youngstown | OH | — | ◇ UNVERIFIED |
| AIAmtrol Incorporated | La Vergne | TN | — | ◇ UNVERIFIED |
| AMAnchor Metals | Anniston | AL | — | ◇ UNVERIFIED |
| AMAnchor Metals INC | Fort Madison | IA | — | ◇ UNVERIFIED |
| AFAnderson Fabricating | Covington | KY | — | ◇ UNVERIFIED |
| ASAnderson Silver Plating CO INC | Elkhart | IN | — | ◇ UNVERIFIED |
| AMAngelini Metal Works | Hialeah | FL | — | ◇ UNVERIFIED |
| ACAnn Clark LTD. | Rutland | VT | — | ◇ UNVERIFIED |
| AFApex Fabrication & Design INC | Boyertown | PA | — | ◇ UNVERIFIED |
| AHApi Heat Transfer INC | Arcade | NY | — | ◇ UNVERIFIED |
| ARArchitectural Rails INC | Panama City | FL | — | ◇ UNVERIFIED |
| ALArcron LLC | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| ACArmor-kote Company INC | Saint Louis | MO | — | ◇ UNVERIFIED |
| ATArrow Tru-line | Bryan | OH | — | ◇ UNVERIFIED |
| AMArthrax Manufacturing | Naples | FL | — | ◇ UNVERIFIED |
| AWArt's Way Vessels, INC | Dubuque | IA | — | ◇ UNVERIFIED |
| AQAscension Quality Materials LLC - Prairieville Plant | Prairieville | LA | — | ◇ UNVERIFIED |
| AIAsc, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| ASAshley Steel, INC. | N Charleston | SC | — | ◇ UNVERIFIED |
| AIAs-tech Industries INC | Warren | MI | — | ◇ UNVERIFIED |
| AIAstec, INC. | Cleveland | TN | — | ◇ UNVERIFIED |
| ASAstralloy Steel Products INC | Masury | OH | — | ◇ UNVERIFIED |
| ACAtlantic Containment LLC | Mcgaheysville | VA | — | ◇ UNVERIFIED |
| ACAtlas Copco Hurricane LLC | Franklin | IN | — | ◇ UNVERIFIED |
 Atlas Industrial Holdings, Lle (0125042240) | Columbus | OH | — | ◇ UNVERIFIED |
| Atlas Industrial Manufacturing | Clifton City | NJ | — | ◇ UNVERIFIED |
| AMAtlas Machine & Iron Works Incorporated | Gainesville | VA | — | ◇ UNVERIFIED |
| AMAtlas Metal Works LLC | South Windsor | CT | — | ◇ UNVERIFIED |
