| WUWeldparts Usa, LLC | Blue Ash | OH | — | ◇ UNVERIFIED |
| WEWeller Enterprises of Wny, LLC | Hamburg | NY | — | ◇ UNVERIFIED |
| WIWellex, Inc. | Amelia | OH | — | ◇ UNVERIFIED |
| WSWells/mccoy Steel Services, INC. | Anna | TX | — | ◇ UNVERIFIED |
| WMWe-mac Manufacturing CO | Atchison | KS | — | ◇ UNVERIFIED |
| WIWesanco INC | La Mirada | CA | — | ◇ UNVERIFIED |
| WMWescon Machining INC. | Conway | AR | — | ◇ UNVERIFIED |
| WIWes Industries INC. | Sarasota | FL | — | ◇ UNVERIFIED |
| WJWesley J Cagle/jc's Machine Shop | Gulfport | MS | — | ◇ UNVERIFIED |
| WLWes LLC | Saint Paul | MN | — | ◇ UNVERIFIED |
| WLWes LLC Dba Ultralox | Eagan | MN | — | ◇ 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 | Carson | CA | — | ◇ UNVERIFIED |
| WCWest Coast Fab, INC | Richmond | CA | — | ◇ UNVERIFIED |
| WCWest Coast Fabrication INC | Central Point | 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 Metalcrafts, INC. | Long Beach | CA | — | ◇ UNVERIFIED |
| WMWestcoast Metal Fab INC | Scio | OR | — | ◇ UNVERIFIED |
| WCWest Coast Steel & Processing Dba Great Pacific Elbow | Chino | CA | — | ◇ UNVERIFIED |
| WCWest Coast Steel & Processing, LLC | Chino | 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 |
| WIWestern Ironmakers INC. | Orem | UT | — | ◇ UNVERIFIED |
| WMWestern Machine & Fab, Inc. | Union City | CA | — | ◇ UNVERIFIED |
| WMWestern Metal Lath & Steel Framing System | Riverside | CA | — | ◇ UNVERIFIED |
| WMWestern Mouldings | Upland | CA | — | ◇ UNVERIFIED |
| WPWestern Pacific Storage Systems, INC. | San Dimas | CA | — | ◇ UNVERIFIED |
 Western Precision Products INC | Milwaukie | OR | — | ◇ 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 |
| WGWestfield Gage CO INC | Southwick | MA | — | ◇ UNVERIFIED |
| WHWest Haralson Machine, INC | Tallapoosa | GA | — | ◇ UNVERIFIED |
| WMWest Machine Products, INC. | Round Lake | IL | — | ◇ UNVERIFIED |
| WMWest Michigan Grinding and Machine | Muskegon | MI | — | ◇ UNVERIFIED |
| WIWestmor Industries LLC - Truck | Morris | MN | — | ◇ UNVERIFIED |
| WPWest Penn Precision Inc | Leechburg | PA | — | ◇ 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 Manufacturing | Downey | CA | — | ◇ UNVERIFIED |
| WWWest Warwick Screw Products Co., INC. | West Warwick | RI | — | ◇ UNVERIFIED |
