| SSemco | Jacksonville | FL | — | ◇ UNVERIFIED |
| SDSemco Duct and Acoustical Products, INC. | Roanoke | VA | — | ◇ UNVERIFIED |
| SPSen-dure Products INC | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| SPSentinel Products | Hyannis | MA | — | ◇ UNVERIFIED |
| SGSentry Group | Rochester | NY | — | ◇ UNVERIFIED |
| SCSermatech Coating Facility ( a Praxair Co.) | Biddeford | ME | — | ◇ UNVERIFIED |
| SISermatech International INC | Limerick | PA | — | ◇ UNVERIFIED |
| SISermatech Internations INC. | Boynton Beach | FL | — | ◇ UNVERIFIED |
| SCSerra CORP. | Nevada City | CA | — | ◇ UNVERIFIED |
| SDServ-all Die & Tool CO. | Crystal Lake | IL | — | ◇ UNVERIFIED |
| SMService Metal Fabricating INC | Rockaway | NJ | — | ◇ UNVERIFIED |
| SWService Welding and Machine | Louisville | KY | — | ◇ UNVERIFIED |
| SWService Welding & Machine CO. | Louisville | KY | — | ◇ UNVERIFIED |
| SSSetco Sales Company | Novi | MI | — | ◇ UNVERIFIED |
| SESevenson Environmental Service | Niagara Falls | NY | — | ◇ UNVERIFIED |
| SASfc Adams INC. | Buffalo | NY | — | ◇ UNVERIFIED |
| STSfpp,lp - Tucson Terminal | Tucson | AZ | — | ◇ UNVERIFIED |
| SISfs Intec INC | Medina | OH | — | ◇ UNVERIFIED |
| SMSgl Modern Hard Chrome Svc | Pennsauken | NJ | — | ◇ UNVERIFIED |
| STSgs Tool CO Drill Division | Cuyahoga Falls | OH | — | ◇ UNVERIFIED |
| SDShae Design Studios (sds) | Knoxville | TN | — | ◇ UNVERIFIED |
| SCShakespeare Composite Structure LLC | Varnville | SC | — | ◇ UNVERIFIED |
| SSShank Screw Products CO | Cicero | IL | — | ◇ UNVERIFIED |
| SGShannon Galvanizing | Floresville | TX | — | ◇ UNVERIFIED |
| SAShaw App Tubeline | New Brunswick | NJ | — | ◇ UNVERIFIED |
| SCShaw Connex Incorporated | Troutville | VA | — | ◇ UNVERIFIED |
| SBShawcor Beaumont Cement Pipe Coating Facility | Beaumont | TX | — | ◇ UNVERIFIED |
| SPShaw Pipe a Div of Shaw Resources | New Iberia | LA | — | ◇ UNVERIFIED |
| SSShaw Sunland Fabricators INC - Sunland East | Walker | LA | — | ◇ UNVERIFIED |
| SWShaw Word Ind. Fabricators | Tulsa | OK | — | ◇ UNVERIFIED |
| SMSheaffer Manufacturing CO LLC | Fort Madison | IA | — | ◇ UNVERIFIED |
| SVSheet Vinyl Flooring Mfg Facility | Stillwater | OK | — | ◇ UNVERIFIED |
| SIShelby Industries | Shelbyville | KY | — | ◇ UNVERIFIED |
| SSShelby Steel Vincent Incorporated | Vincent | AL | — | ◇ UNVERIFIED |
| SPShelbyville Plating & Polishing Company | Shelbyville | IN | — | ◇ UNVERIFIED |
 Sherex Fastening Solutions Akron | Akron | OH | — | ◇ UNVERIFIED |
| SIShiloh Indusries | Roseville | MI | — | ◇ UNVERIFIED |
| SIShiloh Industries | Bowling Green | KY | — | ◇ UNVERIFIED |
| SIShiloh Industries INC Liverpool Stamping Plant | Valley City | OH | — | ◇ UNVERIFIED |
| SIShiloh Industries INC Mtd Automotive Div | Cleveland | OH | — | ◇ UNVERIFIED |
| SCShinsei Corporation | Peachtree City | GA | — | ◇ UNVERIFIED |
| SLShiroki-gt, LLC | Gordonsville | TN | — | ◇ UNVERIFIED |
| SShopwerks | Braceville | IL | — | ◇ UNVERIFIED |
| SASiegel-robert Automotive- Bowling Green | Bowling Green | KY | — | ◇ UNVERIFIED |
| SRSiegel Robert Automotive Ripley South | Ripley | TN | — | ◇ UNVERIFIED |
| SRSiegel Robert Plating-siegel Robert Plating | Saint Louis | MO | — | ◇ UNVERIFIED |
| SESiemens Energy, INC | Geismar | LA | — | ◇ UNVERIFIED |
| SESiemens Energy, INC. | Wendell | NC | — | ◇ UNVERIFIED |
 Siemens Industry INC | El Paso | TX | — | ◇ UNVERIFIED |
| SSSierra Sandblasting LLC | Tacoma | WA | — | ◇ UNVERIFIED |
| SASifco Applied Surface Concepts | Houston | TX | — | ◇ UNVERIFIED |
| SCSigma Corporation | Alexander City | AL | — | ◇ UNVERIFIED |
| SFSigma Fasteners | Houston | TX | — | ◇ UNVERIFIED |
| SOSigma Ohio Industries Plant 3 | Jefferson | OH | — | ◇ UNVERIFIED |
| SPSignal Plating, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| SPSignature Plating | Cibolo | TX | — | ◇ UNVERIFIED |
| SASignet Armorlite INC | San Marcos | CA | — | ◇ UNVERIFIED |
| SMSignet Machine INC | Grandville | MI | — | ◇ UNVERIFIED |
| SMSignode Metals Group | Weirton | WV | — | ◇ UNVERIFIED |
| SMSii Megadiamond | Provo | UT | — | ◇ UNVERIFIED |
| SCSilgan Containers Mfg CORP | Oconomowoc | WI | — | ◇ UNVERIFIED |
| SPSilgan Plastic Closure Solutions | Tolleson | AZ | — | ◇ UNVERIFIED |
| SWSilgan White Cap CORP | Champaign | IL | — | ◇ UNVERIFIED |
| SWSilgan White Cap Corporation | Athens | GA | — | ◇ UNVERIFIED |
| SWSilgan White Cap/hazleton Plt | Hazleton | PA | — | ◇ UNVERIFIED |
| SFSilverline Finishing INC. | Ogden | UT | — | ◇ UNVERIFIED |
| SLSilver Line Windows - Aluminum Div | Middlesex | NJ | — | ◇ UNVERIFIED |
| SSSilver State Plastics INC | Greeley | CO | — | ◇ UNVERIFIED |
| SPSimmons Plating & Grinding CO INC | Harahan | LA | — | ◇ UNVERIFIED |
| SISimonds International | Ridgefield | WA | — | ◇ UNVERIFIED |
| SWSimonton Windows | Paris | IL | — | ◇ UNVERIFIED |
 Sinicon Plastics INC | Dalton | MA | — | ◇ UNVERIFIED |
| SPSioux Plating Company | South Sioux City | NE | — | ◇ UNVERIFIED |
| SISix2 INC | Hawthorne | FL | — | ◇ UNVERIFIED |
| SOSixty One Industrial Park | Memphis | TN | — | ◇ UNVERIFIED |
| SCSize Control Plating CO INC | La Puente | CA | — | ◇ UNVERIFIED |
| SMSkach Manufacturing CO. | Antioch | IL | — | ◇ UNVERIFIED |
| SGSkf Gastonia Facility | Gastonia | NC | — | ◇ UNVERIFIED |
| SFSk Finishing INC | Lorain | OH | — | ◇ UNVERIFIED |
| SISkills INC Paint | Seattle | WA | — | ◇ UNVERIFIED |
| SISkycoat Industrial Armor | Baldwin | WI | — | ◇ UNVERIFIED |
 Skyline Steel Llc-iuka | Iuka | MS | — | ◇ UNVERIFIED |
| SLS L Auburn INC | Auburn | NY | — | ◇ UNVERIFIED |
| SJSlm Jetran Mfg CORP | Franklin Twp | NJ | — | ◇ UNVERIFIED |
| SMSmart Metals | Lawrence | MA | — | ◇ UNVERIFIED |
| SSSmeal Sfa LLC | Snyder | NE | — | ◇ UNVERIFIED |
| SCSmith Chrome Plating | Walla Walla | WA | — | ◇ UNVERIFIED |
| SCSmith County Industrial Coatings, LLC | Gordonsville | TN | — | ◇ UNVERIFIED |
| SMSmithcraft Machine | Wedowee | AL | — | ◇ UNVERIFIED |
| SUSmithers-oasis USA | Dayton | NV | — | ◇ UNVERIFIED |
| SMSmiths Machine and Welding Company INC | Brookhaven | MS | — | ◇ UNVERIFIED |
| STSmiths Tubular Systems | Laconia | NH | — | ◇ UNVERIFIED |
| SMS & Molders, INC | Manalapan | NJ | — | ◇ UNVERIFIED |
| SHSmp Holdings, INC. | Anaheim | CA | — | ◇ UNVERIFIED |
| SMSmtc Manufacturing CORP of Massachusetts | Franklin | MA | — | ◇ UNVERIFIED |
| SISmt Incorporated - Raleigh Plant | Raleigh | NC | — | ◇ UNVERIFIED |
| SASnappy Adp Div of Standex International | Detroit Lakes | MN | — | ◇ UNVERIFIED |
| SISnyder Industries | Lincoln | NE | — | ◇ UNVERIFIED |
| SISnyder Industries INC | Seattle | WA | — | ◇ UNVERIFIED |
| SISnyder Industries,inc. | Marked Tree | AR | — | ◇ UNVERIFIED |
