| PDPhelps Dodge Magnet Wire | El Paso | TX | — | ◇ UNVERIFIED |
| PDPhelps Dodge Magnet Wire CO | Laurinburg | NC | — | ◇ UNVERIFIED |
| PIPilot Industries INC | Manchester | MI | — | ◇ UNVERIFIED |
| PFPittsburgh Flatroll Company | Pittsburgh | PA | — | ◇ UNVERIFIED |
| PSPkm Steel Service - Salina (s Ave C) | Salina | KS | — | ◇ UNVERIFIED |
| PSPowers Solar Frames, LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| PSPowers Steel & Wire Products INC | Phoenix | AZ | — | ◇ UNVERIFIED |
| PSPrecision Specialty Metals INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| PRProfessional Refinishing Org | La Puente | CA | — | ◇ UNVERIFIED |
| PIProfiles INC | Palmer | MA | — | ◇ UNVERIFIED |
| PFPrototype Fabricators Co. | Cleveland | OH | — | ◇ UNVERIFIED |
| QAQuailty Automotive | Westminster | CA | — | ◇ UNVERIFIED |
| QIQualitek International INC | Addison | IL | — | ◇ UNVERIFIED |
 Quality Aluminum Forge INC | Long Beach | CA | — | ◇ UNVERIFIED |
| QEQuality Engineered Steels, LLC Dba Wv Cold Drawn | Point Pleasant | WV | — | ◇ UNVERIFIED |
 Quality Metal Works | Plant City | FL | — | ◇ UNVERIFIED |
| RGRaiden Group Site Development | Atwood | KS | — | ◇ UNVERIFIED |
| RSRalph Scrap Metals LLC | Augusta | AR | — | ◇ UNVERIFIED |
| RSRegional Steel CORP | Fontana | CA | — | ◇ UNVERIFIED |
| RTReliable Temps, INC. | Palmer | MA | — | ◇ UNVERIFIED |
| RWReliable Welding, INC. | Tampa | FL | — | ◇ UNVERIFIED |
| RERepublic Engineered Products, LLC - Gary Dunes Plant | Gary | IN | — | ◇ UNVERIFIED |
| RERepublic Engineered Steel, INC | Naperville | IL | — | ◇ UNVERIFIED |
| RTRepublic Technologies International LLC | Harvey | IL | — | ◇ UNVERIFIED |
| RCRevere Copper Products Plant - Closed | New Bedford | MA | — | ◇ UNVERIFIED |
| RCRidgeline Capital Holding Corp. | Waltham | MA | — | ◇ UNVERIFIED |
| RMRoler Machine Shop Incorporated | Brownsville | TX | — | ◇ UNVERIFIED |
| RFRoll Former Corporation | Chalfont | PA | — | ◇ UNVERIFIED |
| RTRolling, Tank and Fabrication Inc | Eighty Four | PA | — | ◇ UNVERIFIED |
| RLRubiconusa LLC | Bedford | IN | — | ◇ UNVERIFIED |
| RGRumble Grate LLC. | Hermitage | TN | — | ◇ UNVERIFIED |
| RIRyerson INC. | Eldridge | IA | — | ◇ UNVERIFIED |
| SOSabona of London, INC. | Sikeston | MO | — | ◇ UNVERIFIED |
| SSSamuel Steel Pickling CO * | Cleveland | OH | — | ◇ UNVERIFIED |
| SHSamuel-whittar Holdings INC | Troy | MI | — | ◇ UNVERIFIED |
| SRSa Recycling LLC | Missouri | MO | — | ◇ UNVERIFIED |
| SWSark Wire Georgia | Eastanollee | GA | — | ◇ UNVERIFIED |
| SBSbc Building Systems, LLC. | Ambridge | PA | — | ◇ UNVERIFIED |
| SSScott Schmitt | Rocklin | CA | — | ◇ UNVERIFIED |
| SESet Enterprises INC | New Boston | MI | — | ◇ UNVERIFIED |
| SWSeverstal Wheeling/allenport | Allenport | PA | — | ◇ UNVERIFIED |
| SFSherwood Friction Materials | Detroit | MI | — | ◇ UNVERIFIED |
| SSShoreline Steel Supply INC | New Haven | MI | — | ◇ UNVERIFIED |
| SASierra Alloys Company | Azusa | CA | — | ◇ UNVERIFIED |
| SWSkipper Wright INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| SSSolid Steel Sales, INC. | Acworth | GA | — | ◇ UNVERIFIED |
| SCSouthwire CO | Flora | IL | — | ◇ UNVERIFIED |
| SCSouthwire CO - Copper Div | Carrollton | GA | — | ◇ UNVERIFIED |
| SCSouthwire Company | Denton | TX | — | ◇ UNVERIFIED |
| SCSouthwire Company Copper Division Process Areas Storm Water Improvements Interim | Carrollton | GA | — | ◇ UNVERIFIED |
| SCSouthwire Company LLC | Bremen | IN | — | ◇ UNVERIFIED |
| SESouthwire - El Paso | El Paso | TX | — | ◇ UNVERIFIED |
| SGSouthwire Genesis Cable | Pleasant Prairie | WI | — | ◇ UNVERIFIED |
| SLSouthwire LLC | Bremen | IN | — | ◇ UNVERIFIED |
| SISpecialloy INC | Chicago | IL | — | ◇ UNVERIFIED |
| SMSquires Metal Fabrication INC. | Tyler | TX | — | ◇ UNVERIFIED |
| SMSsab Minnesota INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| SDStainless Designs Inc.cn | Fort Collins | CO | — | ◇ UNVERIFIED |
| SSStainless Steel Concepts | Amarillo | TX | — | ◇ UNVERIFIED |
| SSStainless Steel Fabrications | West Milford | NJ | — | ◇ UNVERIFIED |
| STStandard Tool and Manufacturing | Grain Valley | MO | — | ◇ UNVERIFIED |
| STStandard Tube Sales CORP of Ne | Perth Amboy | NJ | — | ◇ UNVERIFIED |
| SEStatoil - Eisenbarth Pad | Clarington | OH | — | ◇ UNVERIFIED |
| SISteelcase INC | Athens | AL | — | ◇ UNVERIFIED |
| SCSteel Ceilings INC | Johnstown | OH | — | ◇ UNVERIFIED |
| SUSteelco U.S.A; Great Pacific Elbow Company; Deluxe Building Products | Chino | CA | — | ◇ UNVERIFIED |
| SCSteel Craft Rolling Door | New York | NY | — | ◇ UNVERIFIED |
| SFSteel Fab | Lebanon | VA | — | ◇ UNVERIFIED |
| SFSteel Flow Corporation | San Bernardino | CA | — | ◇ UNVERIFIED |
| SMSteel Mill Components INC | Warren | MI | — | ◇ UNVERIFIED |
| SSSteel Services, INC. | Weirton | WV | — | ◇ UNVERIFIED |
| SSSteel Surplus, INC. | Houston | TX | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Murfreesboro | TN | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Blytheville | AR | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Greensburg | IN | — | ◇ UNVERIFIED |
| SVSteel Ventures | North Kansas City | MO | — | ◇ UNVERIFIED |
| SVSteel Ventures, LLC | North Kansas City | MO | — | ◇ UNVERIFIED |
| SWSteel Warehouse CO LLC | South Bend | IN | — | ◇ UNVERIFIED |
| SWSteel Warehouse of Tennessee LLC | Chattanooga | TN | — | ◇ UNVERIFIED |
| SSSterling Stainless Tube CORP | Englewood | CO | — | ◇ UNVERIFIED |
| SFStewart Felty | Williamsburg | VA | — | ◇ UNVERIFIED |
| STS & T International, INC. | Orange | TX | — | ◇ UNVERIFIED |
| SCStone City Ironworks INC | Bedford | IN | — | ◇ UNVERIFIED |
| SIStrand Industries | Riverside | CA | — | ◇ UNVERIFIED |
| SIStripco, INC. | Mishawaka | IN | — | ◇ UNVERIFIED |
| SEStrom Engineering Corporation | New Bedford | MA | — | ◇ UNVERIFIED |
| SBStudco Building Systems | Webster | NY | — | ◇ UNVERIFIED |
| SOSunrise of Carmichael | Carmichael | CA | — | ◇ UNVERIFIED |
| SFSuperb Fabricating LLC | South Lyon | MI | — | ◇ UNVERIFIED |
| SFSuperb Fabricating LLC | New Hudson | MI | — | ◇ UNVERIFIED |
| SMSupreme Manufacutring, INC. | Stoneboro | PA | — | ◇ UNVERIFIED |
| SSSvp Steel LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| SSSwedish Steel | Pittsburgh | PA | — | ◇ UNVERIFIED |
| TETayson Enterprises Holding LLC | Whitney Point | NY | — | ◇ UNVERIFIED |
| TPTheis Precision Steel CORP | Bristol | CT | — | ◇ UNVERIFIED |
| TLThe Linderme Tube Company | Euclid | OH | — | ◇ UNVERIFIED |
| TMThe Miller CO | Meriden | CT | — | ◇ UNVERIFIED |
| TOTherm O Link INC | Morris | IL | — | ◇ UNVERIFIED |
 The Worthington Steel Company (1318178701) | Cuyahoga Heights | OH | — | ◇ UNVERIFIED |
| TSThomas Steel Strip Corporation Tata Steel Plating | Warren | OH | — | ◇ UNVERIFIED |
