 Western Industrial Contractors | Aurora | CO | — | ◇ UNVERIFIED |
| WIWestern Industrial Machine | Westminster | MD | — | ◇ UNVERIFIED |
 Western Industries INC | Watertown | WI | — | ◇ UNVERIFIED |
| WMWestern Metals Recycling - Slc | Salt Lake City | UT | — | ◇ UNVERIFIED |
| WPWestern Plastics, Plant #2 | Portland | TN | — | ◇ UNVERIFIED |
| WPWestern Plating Co., INC. | Owensboro | KY | — | ◇ UNVERIFIED |
| WPWestern Printing Machinery CO | Schiller Park | IL | — | ◇ UNVERIFIED |
| WSWestern Summit Manufacturing CORP | La Puente | CA | — | ◇ UNVERIFIED |
| WTWestern Tube & Conduit CORP | Long Beach | CA | — | ◇ UNVERIFIED |
| WFWest Falls Machine CO | East Aurora | NY | — | ◇ UNVERIFIED |
 Westfield Electroplating CO | Westfield | MA | — | ◇ UNVERIFIED |
| WGWestfield Grinding Wheel | Westfield | MA | — | ◇ UNVERIFIED |
| WAWestford Anodizing Corporation | Westford | MA | — | ◇ UNVERIFIED |
| WCWestgate Cleaning Village/connellsville | Connellsville | PA | — | ◇ UNVERIFIED |
| WMWestlake Metal Industries | Columbus | OH | — | ◇ UNVERIFIED |
| WMWestminster Manufacturing LLC | Westminster | CO | — | ◇ UNVERIFIED |
| WSWestmoreland & Sons Trucking, Inc.- Portable Crushing Plant | Cartersville | GA | — | ◇ UNVERIFIED |
| WCWestrock Converting, LLC | Chattanooga | TN | — | ◇ UNVERIFIED |
| WEWestrock Expansion | Jacksonville | FL | — | ◇ UNVERIFIED |
| WMWestrock - Multi Packaging Solutions | Hicksville | NY | — | ◇ UNVERIFIED |
| WPWestrock-multi Packaging Solutions | Allegan | MI | — | ◇ UNVERIFIED |
| WSWestrock - Southern Container LLC | Hebron | KY | — | ◇ UNVERIFIED |
| WFWestside Flame Hardening INC | Westland | MI | — | ◇ UNVERIFIED |
| WVWest Virginia Cashin Recyclables, INC. | Poca | WV | — | ◇ UNVERIFIED |
| WWWf Wood INC | Holliston | MA | — | ◇ UNVERIFIED |
| WCWheal-grace CORP. | Belleville | NJ | — | ◇ UNVERIFIED |
| WTWheatland Tube Co/clark St Plt | Sharon | PA | — | ◇ UNVERIFIED |
| WTWheatland Tube CO Niles Plant | Niles | OH | — | ◇ UNVERIFIED |
| WEWheelabrator Energy Systems | Sturbridge | MA | — | ◇ UNVERIFIED |
| WCWhirl-air-flow CORP - Big Lake | Big Lake | MN | — | ◇ UNVERIFIED |
| WCWhirlpool CORP Benton Harbor Div | Benton Harbor | MI | — | ◇ UNVERIFIED |
| WAWhitefield Auto, INC - Ashland Ave | Green Bay | WI | — | ◇ UNVERIFIED |
| WPWhitehall Products | Whitehall | MI | — | ◇ UNVERIFIED |
| WOWhite Oak Radiator Service Old Hwy 80 | White Oak | TX | — | ◇ UNVERIFIED |
| WRWhite Racker CO INC | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| WCWhitford CORP | Frazer | PA | — | ◇ UNVERIFIED |
| WEWhiting Enterprises, INC Dba Hi Tech Metal Polishing | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| WCWhitman Company INC | Whitman | MA | — | ◇ UNVERIFIED |
| WFWhitworx Fine Metal Finishing, LLC | Lincoln | AR | — | ◇ UNVERIFIED |
| WMWicker Machine Company | Hollandale | MS | — | ◇ UNVERIFIED |
| WNWieland National Bronze | Roseville | MI | — | ◇ UNVERIFIED |
| WFWilco Finishing CORP | Brooklyn | NY | — | ◇ UNVERIFIED |
| WWWild West Growers | Eugene | OR | — | ◇ UNVERIFIED |
| WDWilen Direct | Deerfield Bch | FL | — | ◇ UNVERIFIED |
| WPWilliams-hayward Protective Coatings INC | Summit | IL | — | ◇ UNVERIFIED |
| WMWilliams Machine Works Inc, Facility Number 2 | Pascagoula | MS | — | ◇ UNVERIFIED |
| WFWilliamstown Fabricators INC | Parkersburg | WV | — | ◇ UNVERIFIED |
| WTWilliams Typesetting Company, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| WLWilmington Leather Coatings | New Castle | DE | — | ◇ UNVERIFIED |
| WBWilson Brothers Sand CO Smith Mine | Leesville | SC | — | ◇ UNVERIFIED |
| WMWilson-hurd Mfg CO INC | Berlin | WI | — | ◇ UNVERIFIED |
| WSWilton Steel Processing | Wilton | IA | — | ◇ UNVERIFIED |
 Wilwood Engineering | Camarillo | CA | — | ◇ UNVERIFIED |
| WIWincraft INC | Winona | MN | — | ◇ UNVERIFIED |
| WPWindsor Polishing CO INC | Providence | RI | — | ◇ UNVERIFIED |
| WWWind Walker Label | Kiel | WI | — | ◇ UNVERIFIED |
| WIWinelco INC | West Chester | OH | — | ◇ UNVERIFIED |
| WMWinnebago Manufacturing CO | Blue Earth | MN | — | ◇ UNVERIFIED |
| WPWinner Press INC | Long Island City | NY | — | ◇ UNVERIFIED |
| WEWipro Enterprises INC | Chambersburg | PA | — | ◇ UNVERIFIED |
| WEWipro Enterprises Inc/chambersburg | Chambersburg | PA | — | ◇ UNVERIFIED |
| WFWisconsin Film and Bag Speciality Division | Hartland | WI | — | ◇ UNVERIFIED |
| WFWisconsin Finishes | Verona | WI | — | ◇ UNVERIFIED |
| WPWisconsin Plating Works, INC. | Racine | WI | — | ◇ UNVERIFIED |
| WFWitherup Fabricating & Erection | Oil City | PA | — | ◇ UNVERIFIED |
| WPWitt Printing Company | El Dorado Springs | MO | — | ◇ UNVERIFIED |
| WSWittrock Sandblasting INC | Waverly | NE | — | ◇ UNVERIFIED |
| WUWitzenmann USA | Troy | MI | — | ◇ UNVERIFIED |
| WSWj Smith 26 #3 Facility | Sailes | LA | — | ◇ UNVERIFIED |
| WCWohl Coatings Co-maple Ave | Saint Louis | MO | — | ◇ UNVERIFIED |
| WCWolf Creek Machine | Grove City | PA | — | ◇ UNVERIFIED |
| WPWoller Precision Machine LLC | Coleman | WI | — | ◇ UNVERIFIED |
| WCWolverine Coatings CORP | Spartanburg | SC | — | ◇ UNVERIFIED |
| WPWoodbine Products INC | Deer Park | NY | — | ◇ UNVERIFIED |
| WIWood, INC | Norristown | PA | — | ◇ UNVERIFIED |
| WPWood-kote Products | Portland | OR | — | ◇ UNVERIFIED |
| WPWoodland Prod CO INC | Pomona | CA | — | ◇ UNVERIFIED |
| WLWood-mizer, LLC | Indianapolis | IN | — | ◇ UNVERIFIED |
| WPWoodridge Press INC | Anaheim | CA | — | ◇ UNVERIFIED |
| WEWoods Equipment Company | Schofield | WI | — | ◇ UNVERIFIED |
| WIWoodworth INC Pontiac | Pontiac | MI | — | ◇ UNVERIFIED |
| WIWoodworth Industries INC | Hazel Park | MI | — | ◇ UNVERIFIED |
| WCWorld Color Printing (usa) CORP | Depew | NY | — | ◇ UNVERIFIED |
| WCWorld Color (usa) LLC (dba Worldcolor Hazleton) | Hazleton | PA | — | ◇ UNVERIFIED |
| WJWorld Journal LLC | Whitestone | NY | — | ◇ UNVERIFIED |
| WWWorld Wide Sign Systems | Carson City | NV | — | ◇ UNVERIFIED |
 Worth Industries, INC. - Chimney Rock Printin | Greensboro | NC | — | ◇ UNVERIFIED |
| WPWrico Packaging | Chicago | IL | — | ◇ UNVERIFIED |
| WMWright Machine CORP | Worcester | MA | — | ◇ UNVERIFIED |
| WMWr Meadows | Benicia | CA | — | ◇ UNVERIFIED |
| WRWr Rocky Ii Dba Pro-tech Powder Coating | Lakewood | CO | — | ◇ UNVERIFIED |
| WPWs Packaging Group | Franklin | PA | — | ◇ UNVERIFIED |
| WPWs Packaging Group INC | Wilton | NH | — | ◇ UNVERIFIED |
| WSW S Tyler Incorporated | Gastonia | NC | — | ◇ UNVERIFIED |
| WWW W Custom Clad | Canajoharie | NY | — | ◇ UNVERIFIED |
| WPWyatt Precision Machine, INC. | Long Beach | CA | — | ◇ UNVERIFIED |
| XPX-i-m Products INC | Westlake | OH | — | ◇ UNVERIFIED |
| XMXtreme Metal Finishing | Gastonia | NC | — | ◇ UNVERIFIED |
| YMYachtfish Marine | Seattle | WA | — | ◇ UNVERIFIED |
| YPYale Polishing & Plating | Chicago | IL | — | ◇ UNVERIFIED |
