| WCWesmor Cryogenics, LLC | La Porte | TX | — | ◇ UNVERIFIED |
| WIWesselhoeft, INC. | Moundville | AL | — | ◇ UNVERIFIED |
| WCWessels Company | Greenwood | IN | — | ◇ UNVERIFIED |
| WWWestbay Welding & Fabrication, INC. | Warwick | RI | — | ◇ UNVERIFIED |
| WCWest Central Metal Fab INC | Alexandria | MN | — | ◇ UNVERIFIED |
| WCWest Coast Aerospace INC | Wilmington | CA | — | ◇ UNVERIFIED |
| WCWest Coast Equipment | Turlock | CA | — | ◇ UNVERIFIED |
| WCWest Coast Fab, INC | Richmond | CA | — | ◇ UNVERIFIED |
| WCWest Coast Fabrication Inc. | White City | OR | — | ◇ UNVERIFIED |
| WCWest Coast Fabrication INC | Central Point | OR | — | ◇ UNVERIFIED |
| WCWest Coast Fabrication, INC. | White City | OR | — | ◇ UNVERIFIED |
| WCWest Coast Ironworks Inc | Federal Way | WA | — | ◇ UNVERIFIED |
| WCWest Coast Machine INC | Philomath | OR | — | ◇ UNVERIFIED |
| WCWest Coast Machining | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| WCWest Coast Manufacturing | Garden Grove | CA | — | ◇ UNVERIFIED |
| WCWest Coast Manufacturing, Inc. | Stanton | CA | — | ◇ UNVERIFIED |
| WMWestcoast Metal Fab INC | Scio | OR | — | ◇ UNVERIFIED |
| WCWest Coast Rack INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| WCWest Coast Steel & Processing Dba Great Pacific Elbow | Chino | CA | — | ◇ UNVERIFIED |
| WCWest Coast Steel & Processing, LLC | Chino | CA | — | ◇ UNVERIFIED |
| WCWest Coast Washers INC | Salem | OR | — | ◇ UNVERIFIED |
| WIWestco Iron Works | Livermore | CA | — | ◇ UNVERIFIED |
| WEWest Edge Design | San Francisco | CA | — | ◇ UNVERIFIED |
| WEWest End Machine & Welding INC | Richmond | VA | — | ◇ UNVERIFIED |
| WAWestern American Machining CO INC | Cedar City | UT | — | ◇ UNVERIFIED |
| WAWestern Architectural Iron CO | Chicago | IL | — | ◇ UNVERIFIED |
| WCWestern Coating, INC. | Eugene | OR | — | ◇ UNVERIFIED |
| WEWestern Equipment Manufacturing | Corona | CA | — | ◇ UNVERIFIED |
| WFWestern Fabrication & Equipment | Bakersfield | CA | — | ◇ UNVERIFIED |
| WFWestern Fabrication, LLC | Las Cruces | NM | — | ◇ UNVERIFIED |
| WFWestern Fabricators | Hesperia | CA | — | ◇ UNVERIFIED |
| WFWestern Forge Die | Huntington Beach | CA | — | ◇ UNVERIFIED |
| WFWestern Forge & Flange Company | Albany | CA | — | ◇ UNVERIFIED |
| WGWestern Group | Portersville | PA | — | ◇ UNVERIFIED |
 Western Industrial Contractors | Denver | CO | — | ◇ UNVERIFIED |
| WIWestern Iron Enterprises | Las Vegas | NV | — | ◇ UNVERIFIED |
| WIWestern Ironmakers INC. | Orem | UT | — | ◇ UNVERIFIED |
| WMWestern Machine & Fab, Inc. | Union City | CA | — | ◇ UNVERIFIED |
| WMWestern Maine Steel Inc | West Paris | ME | — | ◇ UNVERIFIED |
| WMWestern Metal Lath & Steel Framing System | Riverside | CA | — | ◇ UNVERIFIED |
| WMWestern Metal Specialty | Milwaukee | WI | — | ◇ UNVERIFIED |
| WMWestern Mouldings | Upland | CA | — | ◇ UNVERIFIED |
| WNWestern New York Manufacturing | Buffalo | NY | — | ◇ UNVERIFIED |
| WPWestern Pacific Storage Systems, INC. | San Dimas | CA | — | ◇ UNVERIFIED |
| WPWestern Precision Manufacturing LLC | Grand Junction | CO | — | ◇ UNVERIFIED |
 Western Precision Products INC | Milwaukie | OR | — | ◇ UNVERIFIED |
 Western Products | Milwaukee | WI | — | ◇ UNVERIFIED |
| WSWestern Steel Fabricators INC | Huntington Park | CA | — | ◇ UNVERIFIED |
| WSWestern Supplies CO. | Saint Louis | MO | — | ◇ UNVERIFIED |
| WVWestern Vents & Curbs | Gilbert | AZ | — | ◇ UNVERIFIED |
| WWWestern Welding & Iron Works, X.trieu Db | South El Monte | CA | — | ◇ UNVERIFIED |
| WCWestfab Custom Fabrication, LLC | Worden | MT | — | ◇ UNVERIFIED |
| WMWestfab Manufacturing, Inc. | Santa Clara | CA | — | ◇ UNVERIFIED |
| WHWest Haralson Machine, INC | Tallapoosa | GA | — | ◇ UNVERIFIED |
| WMWest Machine Products, INC. | Round Lake | IL | — | ◇ UNVERIFIED |
| WMWest Manufacturing LLC | Carol Stream | IL | — | ◇ UNVERIFIED |
| WMWest Michigan Grinding and Machine | Muskegon | MI | — | ◇ UNVERIFIED |
| WMWest Michigan Grinding and Machine, Inc. | Muskegon | MI | — | ◇ UNVERIFIED |
| WIWestmor Industries LLC - Truck Shop | Morris | MN | — | ◇ UNVERIFIED |
| WBWeston Bauman | Shreve | OH | — | ◇ UNVERIFIED |
| WOWest Ouachita Steel & Tank* | West Monroe | LA | — | ◇ UNVERIFIED |
| WPWest Penn Precision Inc | Leechburg | PA | — | ◇ UNVERIFIED |
| WLWestroc LLC | Scottsdale | AZ | — | ◇ UNVERIFIED |
| WFWestside Fabrication and Machining | Plymouth | MI | — | ◇ UNVERIFIED |
| WSWest Side Fabrication LLC | Colorado Springs | CO | — | ◇ UNVERIFIED |
| WSWest Side Fabrication, LLC | Colorado Springs | CO | — | ◇ UNVERIFIED |
| WSWest Side Machine Tool | Elkhorn | WI | — | ◇ UNVERIFIED |
| WSWest Side Tool & Die CO | Kingston | PA | — | ◇ UNVERIFIED |
| WSWest Star Construction | Kingsburg | CA | — | ◇ UNVERIFIED |
| WSWest Star Manufacturing | Downey | CA | — | ◇ UNVERIFIED |
| WTWest Tennessee Machine LLC | Camden | TN | — | ◇ UNVERIFIED |
| WTWest Troy, LLC | Troy | OH | — | ◇ UNVERIFIED |
| WVWest Virginia Steel CORP | Poca | WV | — | ◇ UNVERIFIED |
| WVWest Virginia Steel Corporation | Poca | WV | — | ◇ UNVERIFIED |
| WWWest Warwick Welding, INC. | West Warwick | RI | — | ◇ UNVERIFIED |
| WDWet Design | North Hollywood | CA | — | ◇ UNVERIFIED |
| WJWet Jet Precision, INC | Kanarraville | UT | — | ◇ UNVERIFIED |
| WRWeybridge Real Estate Holdings, LLC | Willoughby | OH | — | ◇ UNVERIFIED |
| WNW.f. Norman Corporation | Nevada | MO | — | ◇ UNVERIFIED |
| WBWg Benjey INC | Alpena | MI | — | ◇ UNVERIFIED |
| WGWgs Global Services Lc | Marinette | WI | — | ◇ UNVERIFIED |
| WHW H Bagshaw CO INC | Nashua | NH | — | ◇ UNVERIFIED |
| WCWheco CORP | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| WNWheels Now Inc. | Waukesha | WI | — | ◇ UNVERIFIED |
 Whelan Machine & Tool LLC | Louisville | KY | — | ◇ UNVERIFIED |
| WIWhemco, INC. | West Homestead | PA | — | ◇ UNVERIFIED |
| WHWherry Holding Corporation | Glendora | CA | — | ◇ UNVERIFIED |
| WMWhetstone Machine INC | Winona | MN | — | ◇ UNVERIFIED |
| WWWhetstone Workshop LLC | East Providence | RI | — | ◇ UNVERIFIED |
| WCWhirl-air-flow CORP - Mpls | Minneapolis | MN | — | ◇ UNVERIFIED |
| WEWhitacre Engineering CO | Liverpool | NY | — | ◇ UNVERIFIED |
| WSWhitaker Studio | Ivins | UT | — | ◇ UNVERIFIED |
| WBWhite Bear Makerspace | White Bear Township | MN | — | ◇ UNVERIFIED |
| WCWhited Carl & Son | Livingston | TN | — | ◇ UNVERIFIED |
| WEWhite Eagle Machine Shop | Tucson | AZ | — | ◇ UNVERIFIED |
| WKWhite Knuckle Kustoms | Windham | ME | — | ◇ UNVERIFIED |
| WIWhitesell Intl CORP | Waterford | MI | — | ◇ UNVERIFIED |
| WPWhitesell Precision Components INC | Watson | IN | — | ◇ UNVERIFIED |
| WMWhites Machine Shop | Springfield | MO | — | ◇ UNVERIFIED |
| WSWhites Steel, Inc. | Indio | CA | — | ◇ UNVERIFIED |
