| WWWagnerplate Works West | Paramount | CA | — | ◇ UNVERIFIED |
| WIWaldron Industries | Waldron | MI | — | ◇ UNVERIFIED |
| WMWalker Machinery CO | Belle | WV | — | ◇ UNVERIFIED |
| WMWalker Metal Works LLC | Abingdon | VA | — | ◇ UNVERIFIED |
| WCWall Colmonoy CORP. (0857730260) | Dayton | OH | — | ◇ UNVERIFIED |
| WEWallner Expac INC | Ontario | CA | — | ◇ UNVERIFIED |
| WIWalls Industrial Services | Glasford | IL | — | ◇ UNVERIFIED |
| WKWalter Kidde Portable Equipment | Mebane | NC | — | ◇ UNVERIFIED |
| WAWalton and Lonsbury Site | Attleboro | MA | — | ◇ UNVERIFIED |
| WAW & a Mfg Company, INC. | Pine Bluff | AR | — | ◇ UNVERIFIED |
| WTWard Tank | Charlotte | NC | — | ◇ UNVERIFIED |
| WEWare Electroplating CO | Houston | TX | — | ◇ UNVERIFIED |
| WSWare Shoals Industries Incorporated | Ware Shoals | SC | — | ◇ UNVERIFIED |
| WMWarrior Mfg LLC - Redwood Falls | Redwood Falls | MN | — | ◇ UNVERIFIED |
| WEWarsaw Electropolishing | Warsaw | IN | — | ◇ UNVERIFIED |
| WNWartsila N.a. INC. | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| WTWarwood Tool CO | Wheeling | WV | — | ◇ UNVERIFIED |
| WTWasatch Tool & Die, INC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| WAWashington Aluminum | Baltimore | MD | — | ◇ UNVERIFIED |
| WIWashington Iron Works | Gardena | CA | — | ◇ UNVERIFIED |
| WMWaste Management - Fairbanks Landfill | Houston | TX | — | ◇ UNVERIFIED |
| WMWaste Management of CO - Denver North | Commerce City | CO | — | ◇ UNVERIFIED |
| WIWastequip, INC. | Mulberry | FL | — | ◇ UNVERIFIED |
| WLWastequip Lm Industries Greer Plant | Greer | SC | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing | Beeville | TX | — | ◇ UNVERIFIED |
 Wastequip Manufacturing CO Dba Rayfo | Marissa | IL | — | ◇ UNVERIFIED |
| Wastequip Manufacturing CO LLC | East Saint Louis | IL | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing Company, Dba May Fab | Brookhaven | MS | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing Company LLC Dba Galbreath LLC Plant #2 East | Winamac | IN | — | ◇ UNVERIFIED |
| WIWater Integrated Treatment Systems LLC | Dolton | IL | — | ◇ UNVERIFIED |
| WAWatkins Aircraft Support Prod | Falls City | NE | — | ◇ UNVERIFIED |
| WTWatson Truck & Supply, INC. | Hobbs | NM | — | ◇ UNVERIFIED |
| WEWatts Engineering LLC | Santee | CA | — | ◇ UNVERIFIED |
| WTWauconda Tool & Engineering CO INC | Elgin | IL | — | ◇ UNVERIFIED |
| WPWaupaca Pallet, INC. | Troy | IN | — | ◇ UNVERIFIED |
| WFWayne Floyd Gate CO Mfg Plt | Liberty | KY | — | ◇ UNVERIFIED |
| WRWaynesboro Real Estate Ventures LLC - Kennametal Plt | Waynesboro | PA | — | ◇ UNVERIFIED |
| WLWayron LLC | Longview | WA | — | ◇ UNVERIFIED |
| WMWcm Manufacturing LLC | Cypress | CA | — | ◇ UNVERIFIED |
| WIWcr INC. (0124010415) | Washington Court House | OH | — | ◇ UNVERIFIED |
| WCWear Concepts LLC | Liberty | MO | — | ◇ UNVERIFIED |
| WTWear Technology | Mcpherson | KS | — | ◇ UNVERIFIED |
| WUWeatherford U.s. L.p. | Grand Junction | CO | — | ◇ UNVERIFIED |
| WBWeatherguard Building Products, INC. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| WMWebco Mfg. | Olathe | KS | — | ◇ UNVERIFIED |
| WPWeber-stephen Products CO Palatine Building 200 | Palatine | IL | — | ◇ UNVERIFIED |
| 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 |
| WCWehrli Custom Fabrication | Dekalb | IL | — | ◇ UNVERIFIED |
| WRWeissman Realty LLC | Newark | NJ | — | ◇ UNVERIFIED |
| WTWelcome to 1979 Industries, LLC | Nashville | TN | — | ◇ UNVERIFIED |
| WMWeld Mold Co-brighton | Brighton | MI | — | ◇ 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 |
| WSWesco Spring CO | Chicago | IL | — | ◇ UNVERIFIED |
| WBWest Branch Industries | West Branch | MI | — | ◇ UNVERIFIED |
| WCWest Coast Metalcrafts, INC. | Long Beach | CA | — | ◇ UNVERIFIED |
| WCWest Coast Metal Finishing | Los Angeles | CA | — | ◇ UNVERIFIED |
| WCWest Coast Spas | Woodburn | OR | — | ◇ UNVERIFIED |
| WIWesterman, INC. | Skiatook | OK | — | ◇ UNVERIFIED |
| WCWestern Coating INC | Auburn | WA | — | ◇ UNVERIFIED |
| WIWestern Industrial Machine | Westminster | MD | — | ◇ UNVERIFIED |
 Western Industries INC | Watertown | WI | — | ◇ UNVERIFIED |
| WMWestern Metals Recycling - Slc | Salt Lake City | UT | — | ◇ UNVERIFIED |
| WPWestern Plating Co., INC. | Owensboro | KY | — | ◇ 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 |
| WAWestinghouse Air Brake Company | Wilmerding | PA | — | ◇ UNVERIFIED |
| WMWestlake Metal Industries | Columbus | OH | — | ◇ UNVERIFIED |
| WLWest Little York Coating Plant | Houston | TX | — | ◇ UNVERIFIED |
| WMWest Michigan Flocking & Assembly LLC | South Haven | MI | — | ◇ UNVERIFIED |
| WIWestmor Industries LLC - Truck | Morris | MN | — | ◇ UNVERIFIED |
| WFWestside Flame Hardening INC | Westland | MI | — | ◇ UNVERIFIED |
| WVWest Virginia Cashin Recyclables, INC. | Poca | WV | — | ◇ UNVERIFIED |
| WOWestwood Ornamental Iron INC | Raytown | MO | — | ◇ UNVERIFIED |
| WTWetmore Tool & Engineering CO INC | Chino | CA | — | ◇ UNVERIFIED |
| WWWf Wood INC | Holliston | MA | — | ◇ UNVERIFIED |
| WEWheelabrator Energy Systems | Sturbridge | MA | — | ◇ UNVERIFIED |
| WCWheeling Corrugating CO | Gary | IN | — | ◇ UNVERIFIED |
| WCWhirl-air-flow CORP - Big Lake | Big Lake | MN | — | ◇ UNVERIFIED |
| WCWhirlpool CORP Benton Harbor Div | Benton Harbor | MI | — | ◇ UNVERIFIED |
| WCWhite Cap #41 | Denver | CO | — | ◇ UNVERIFIED |
| WCWhite Cap- #67 - Home Depot | Aurora | CO | — | ◇ 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 |
| WEWhiting Enterprises, INC Dba Hi Tech Metal Polishing | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| WPWhitley Products, INC. | Plymouth | IN | — | ◇ UNVERIFIED |
| WCWhitman Company INC | Whitman | MA | — | ◇ UNVERIFIED |
