| WEWhitman Enterprises, Inc. | Lakeland | FL | — | ◇ UNVERIFIED |
| WTWhitworth Tool, INC. | Sample | KY | — | ◇ UNVERIFIED |
| WSWholesale Sheet Metal INC. | Kansas City | KS | — | ◇ UNVERIFIED |
| WOWide Open Company | Grand Rapids | MN | — | ◇ UNVERIFIED |
| WRWiegmann & Rose | Oakland | CA | — | ◇ UNVERIFIED |
 Wiggins Plastics INC. | Nutley | NJ | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services - Astral Molding & Finishing | Portland | IN | — | ◇ UNVERIFIED |
| WIWilbert INC | Lebanon | KY | — | ◇ UNVERIFIED |
| WIWilbert, INC. | Harrisburg | NC | — | ◇ UNVERIFIED |
| WIWilbert, INC. | Bellevue | OH | — | ◇ UNVERIFIED |
| WIWilbert INC Dba Wilbert Plastic Services | Lebanon | KY | — | ◇ UNVERIFIED |
| WDWilburn Darryl Donna | Pineville | LA | — | ◇ UNVERIFIED |
| WMWilco Mach and Fabrication INC / Nov Wilco North | Marlow | OK | — | ◇ UNVERIFIED |
| WMWilco Molding | Maryland Heights | MO | — | ◇ UNVERIFIED |
| WPWilden Plastics | Peachtree City | GA | — | ◇ UNVERIFIED |
| WAWilkes and Mclean, LTD. | Schaumburg | IL | — | ◇ UNVERIFIED |
| WIWillfab, INC. | Marietta | GA | — | ◇ UNVERIFIED |
| WKWilliam Kreysler & Associates | Petaluma | CA | — | ◇ UNVERIFIED |
| WRWilliam R Tiffany & Linda E Tiffany | Vale | OR | — | ◇ UNVERIFIED |
| WDWilliams & Davis Boilers | Hutchins | TX | — | ◇ UNVERIFIED |
| WFWilliams Fabrication, INC. Dba Jenfab | Covington | VA | — | ◇ UNVERIFIED |
| WFWilliamstown Fabricators INC | Parkersburg | WV | — | ◇ UNVERIFIED |
| WCWillis Cnc, LLC | Grafton | OH | — | ◇ UNVERIFIED |
| WPWills Pro Custom Mfg | Fort Worth | TX | — | ◇ UNVERIFIED |
| WFWilmington Fibre Specialty Company, INC. | New Castle | DE | — | ◇ UNVERIFIED |
| WIWilsonart International | Temple | TX | — | ◇ UNVERIFIED |
| WCWilson Composites LLC Pendleton Plt | Pendleton | SC | — | ◇ UNVERIFIED |
| WFWilson Fab, LLC | Sarasota | FL | — | ◇ UNVERIFIED |
| WRWilson Railing & Metal Fabricating Company | Park City | IL | — | ◇ UNVERIFIED |
| WIWiltcher Industries, INC. | Ocala | FL | — | ◇ UNVERIFIED |
| WMWinchester Metals INC | Winchester | VA | — | ◇ UNVERIFIED |
| WIWincraft INC - Corporate Office | Winona | MN | — | ◇ UNVERIFIED |
| WIWincraft INC - Distribution Center | Winona | MN | — | ◇ UNVERIFIED |
| WIWincraft INC - East Facility | Winona | MN | — | ◇ UNVERIFIED |
| WIWincraft INC - Mark Street | Winona | MN | — | ◇ UNVERIFIED |
| WIWincraft INC - West Facility | Winona | MN | — | ◇ UNVERIFIED |
| WIWincup INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| WRWinding Roofing Company INC. | Wauwatosa | WI | — | ◇ UNVERIFIED |
| WLWind-o-shield LLC | Naples | FL | — | ◇ UNVERIFIED |
| WIW Industries | Detroit | MI | — | ◇ UNVERIFIED |
| WSWine Saver LLC | Powell | OH | — | ◇ UNVERIFIED |
| WWWings West International, INC. | City of Industry | CA | — | ◇ UNVERIFIED |
 Win-holt Equipment CORP. | Allentown | PA | — | ◇ UNVERIFIED |
| WIWinnebago Industries, INC - Hampton | Hampton | IA | — | ◇ UNVERIFIED |
| WMWinnebago Manufacturing CO | Blue Earth | MN | — | ◇ UNVERIFIED |
| WHWinona Heating - Ventilating Company | Winona | MN | — | ◇ UNVERIFIED |
| WPWinona Production Services INC - East Building | Winona | MN | — | ◇ UNVERIFIED |
| WPWinpak Portion Packaging INC | South Chicago Heights | IL | — | ◇ UNVERIFIED |
| WIWinston Industrial Fabrication, LLC | Warminster | PA | — | ◇ UNVERIFIED |
| WIWinston Industries, INC. | Ivyland | PA | — | ◇ UNVERIFIED |
