| WTWeb Tool Mfg INC | Des Plaines | IL | — | ◇ UNVERIFIED |
| WCWec CO | Oregon | IL | — | ◇ UNVERIFIED |
| WMWeco Metal Products | Ontario | NY | — | ◇ UNVERIFIED |
| WMWe-design Manufacturing | Plymouth | NE | — | ◇ UNVERIFIED |
| WEWeedon Engineering Co, INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| WPWeir Pump and Valve Solutions | Saint Louis | MO | — | ◇ UNVERIFIED |
| WMWeld Mold Co-brighton | Brighton | MI | — | ◇ UNVERIFIED |
| WRWeld Racing Inc-weld Racing INC | Kansas City | MO | — | ◇ UNVERIFIED |
| WKWelk Ko Fabrications INC | Livonia | MI | — | ◇ UNVERIFIED |
| WFWellman Friction Products Brook Park | Brookpark | OH | — | ◇ UNVERIFIED |
| WEWelsh Equipment INC | Dodge Center | MN | — | ◇ UNVERIFIED |
| WMWendland Manufacturing | San Angelo | TX | — | ◇ UNVERIFIED |
| WMWenger Manufacturing LLC Plant 2 | Sabetha | KS | — | ◇ UNVERIFIED |
| WFWengers Farm Machinery INC | Myerstown | PA | — | ◇ UNVERIFIED |
| WCWerner Company Louisville | Louisville | KY | — | ◇ UNVERIFIED |
| WCWerres Corporation | Frederick | MD | — | ◇ UNVERIFIED |
| WSWesco Spring CO | Chicago | IL | — | ◇ UNVERIFIED |
| WVWesco Valve | Marshall | TX | — | ◇ UNVERIFIED |
| WBWest Branch Industries | West Branch | MI | — | ◇ UNVERIFIED |
| WCWest Coast Steel & Processing | Pomona | CA | — | ◇ UNVERIFIED |
| WEWest End Cleaners/johnstown | Johnstown | PA | — | ◇ UNVERIFIED |
| WCWesterbeke Corporation | Avon | MA | — | ◇ UNVERIFIED |
| WIWesterman, INC. | Skiatook | OK | — | ◇ UNVERIFIED |
| WBWestern Branch Diesel | Roanoke | VA | — | ◇ UNVERIFIED |
| WIWestern Industrial Machine | Westminster | MD | — | ◇ UNVERIFIED |
 Western Industries INC | Watertown | WI | — | ◇ UNVERIFIED |
| WMWestern Metals Recycling - Slc | Salt Lake City | UT | — | ◇ UNVERIFIED |
| WPWestern Printing Machinery CO | Schiller Park | IL | — | ◇ UNVERIFIED |
| WTWestern Tile and Marble | Redmond | WA | — | ◇ UNVERIFIED |
| WGWestfield Grinding Wheel | Westfield | MA | — | ◇ UNVERIFIED |
| WCWestgate Cleaning Village/connellsville | Connellsville | PA | — | ◇ UNVERIFIED |
| WEWestinghouse Electric Corporation | East Pittsburgh | PA | — | ◇ UNVERIFIED |
| WMWestminster Manufacturing LLC | Westminster | CO | — | ◇ UNVERIFIED |
| WSWestmoreland & Sons Trucking, Inc.- Portable Crushing Plant | Cartersville | GA | — | ◇ UNVERIFIED |
| WMWestrock - Multi Packaging Solutions | Hicksville | NY | — | ◇ UNVERIFIED |
| WOWestrock Orlando Automated Packaging Systems | Orlando | FL | — | ◇ UNVERIFIED |
| WSWest Star Industries | Stockton | CA | — | ◇ UNVERIFIED |
| WTWetmore Tool & Engineering CO INC | Chino | CA | — | ◇ UNVERIFIED |
| WEWheelabrator Energy Systems | Sturbridge | MA | — | ◇ UNVERIFIED |
| WHWheelabrator Hudson Energy CO INC | Anderson | CA | — | ◇ UNVERIFIED |
| WCWhirl-air-flow CORP - Big Lake | Big Lake | MN | — | ◇ UNVERIFIED |
| WCWhirlpool CORP | La Vergne | TN | — | ◇ UNVERIFIED |
| WCWhirlpool CORP Benton Harbor Div | Benton Harbor | MI | — | ◇ 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 |
| WMWicker Machine Company | Hollandale | MS | — | ◇ UNVERIFIED |
| WNWieland National Bronze | Roseville | MI | — | ◇ UNVERIFIED |
| WPWieland Provides INC | Verona | VA | — | ◇ UNVERIFIED |
| WFWilkening Fireplace CO | Walker | MN | — | ◇ UNVERIFIED |
| WBWilkie Bros Conveyors INC | Marysville | MI | — | ◇ UNVERIFIED |
| WMWilliams Machine Works Inc, Facility Number 2 | Pascagoula | MS | — | ◇ UNVERIFIED |
| WFWilliamstown Fabricators INC | Parkersburg | WV | — | ◇ UNVERIFIED |
| WLWil-rich Llc-wahpeton Plant | Wahpeton | ND | — | ◇ UNVERIFIED |
| WRWil - Ro Incorporated | Gallatin | TN | — | ◇ UNVERIFIED |
| WBWilson Brothers Sand CO Smith Mine | Leesville | SC | — | ◇ UNVERIFIED |
| WFWilson Farm Equipment | Union | WV | — | ◇ UNVERIFIED |
| WTWilson Tool & Die-st Charles | Saint Charles | MO | — | ◇ UNVERIFIED |
| WIWindsor Industries INC | Englewood | CO | — | ◇ UNVERIFIED |
| WMWinnebago Manufacturing CO | Blue Earth | MN | — | ◇ UNVERIFIED |
| WFWinner Ford | Newark | DE | — | ◇ UNVERIFIED |
| WEWipro Enterprises INC | Chambersburg | PA | — | ◇ UNVERIFIED |
| WEWipro Enterprises Inc/chambersburg | Chambersburg | PA | — | ◇ UNVERIFIED |
| WBWirekraft Bourbon | Bourbon | IN | — | ◇ UNVERIFIED |
| WMWirtz Manufacturing Co., INC. Plant 4 | Port Huron | MI | — | ◇ UNVERIFIED |
| WFWitherup Fabricating & Erection | Oil City | PA | — | ◇ UNVERIFIED |
| WUWitzenmann USA | Troy | MI | — | ◇ UNVERIFIED |
| WLW L Gore & Associates INC Otts Chapel Site | Newark | DE | — | ◇ UNVERIFIED |
| WWWm Wilmington Hauling - Meter 2 | Wilmington | DE | — | ◇ UNVERIFIED |
| WCWolf Creek Machine | Grove City | PA | — | ◇ UNVERIFIED |
| WPWoodbine Products INC | Deer Park | NY | — | ◇ UNVERIFIED |
| WGWooddward Governor Company | Loveland | CO | — | ◇ UNVERIFIED |
| WEWoods Equipment CO | Sioux Falls | SD | — | ◇ UNVERIFIED |
| WAWorld Agritech Corporation | Bethel | OH | — | ◇ UNVERIFIED |
| WBWorthy Brothers Pipeline CO | Wilmington | DE | — | ◇ UNVERIFIED |
| WAWrap Arounds Incorporated | W Springfield | MA | — | ◇ UNVERIFIED |
| WMWright Machine CORP | Worcester | MA | — | ◇ UNVERIFIED |
| WSW S Tyler Incorporated | Gastonia | NC | — | ◇ UNVERIFIED |
| WPWyatt Precision Machine, INC. | Long Beach | CA | — | ◇ UNVERIFIED |
| XLXetex La Crosse | La Crosse | WI | — | ◇ UNVERIFIED |
| XTX T O INC | Liverpool | NY | — | ◇ UNVERIFIED |
| YMYachtfish Marine | Seattle | WA | — | ◇ UNVERIFIED |
| YHYale Hoists | Forrest City | AR | — | ◇ UNVERIFIED |
| YLYale Lift Tech International Incorporated | Muskegon Heights | MI | — | ◇ UNVERIFIED |
| YEYamato Engine Specialists Bakerview Rd | Bellingham | WA | — | ◇ UNVERIFIED |
| YFYates Foil USA INC | Bordentown | NJ | — | ◇ UNVERIFIED |
| YTYavascalar Troy Holding LLC | Mulberry | FL | — | ◇ UNVERIFIED |
| YIYork International Pace Division Site | Portland | OR | — | ◇ UNVERIFIED |
| YIYork International San Antonio | San Antonio | TX | — | ◇ UNVERIFIED |
| YSYork Sheet Metal/york | York | PA | — | ◇ UNVERIFIED |
| YCYoung CORP Nordick Div | Woodinville | WA | — | ◇ UNVERIFIED |
| YIYrc INC. D/b/a Yrc Freight | New Castle | DE | — | ◇ UNVERIFIED |
| ZMZachry Moss Point Fabrication Facility | Moss Point | MS | — | ◇ UNVERIFIED |
| ZFZbm Fairmont | Fairmont | MN | — | ◇ UNVERIFIED |
| ZMZerco Mfg | Springfield | MO | — | ◇ UNVERIFIED |
| ZCZeus Company Llc-zeus Engineering Center | Orangeburg | SC | — | ◇ UNVERIFIED |
| ZVZexel Valeo Compressor USA | Decatur | IL | — | ◇ UNVERIFIED |
| ZIZober Ind | Croydon | PA | — | ◇ UNVERIFIED |
| ZCZomeworks CORP | Albuquerque | NM | — | ◇ UNVERIFIED |
| ZCZygo Corporation | Irvine | CA | — | ◇ UNVERIFIED |
