| WPWalt Palmer Supply INC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| WIWarden's Inc. | Tempe | AZ | — | ◇ UNVERIFIED |
| WIWare Industries, INC. | Griffin | GA | — | ◇ UNVERIFIED |
| WLWasatch Laser Processing, INC. | Salt Lake City | UT | — | ◇ UNVERIFIED |
| WKWaste King | Los Angeles | CA | — | ◇ UNVERIFIED |
| WSWayne Sheet Metal and Fabrication, LLC. | Jesup | GA | — | ◇ UNVERIFIED |
| WBWc Brown Welding INC | Rialto | CA | — | ◇ UNVERIFIED |
| WTWeather Tite Industries INC | Watertown | TN | — | ◇ UNVERIFIED |
| WSWeeks Sheet Metal | Dothan | AL | — | ◇ UNVERIFIED |
| WEW E Hall CO | Eugene | OR | — | ◇ UNVERIFIED |
| WEWeiser Engineering/mile High Precision INC. | Northglenn | CO | — | ◇ UNVERIFIED |
| WSWeiss Sheet Metal,inc. | Avon | MA | — | ◇ UNVERIFIED |
| WRWelaka Real Estate Holdings, LLC | Welaka | FL | — | ◇ UNVERIFIED |
| WSWelded Sheet Metal Manufacturing, LLC | Pittsburgh | PA | — | ◇ UNVERIFIED |
| WMWeldmac Mfg CO | El Cajon | CA | — | ◇ UNVERIFIED |
| WMWe-mac Manufacturing CO | Atchison | KS | — | ◇ UNVERIFIED |
| WCWest Central Metal Fab INC | Alexandria | MN | — | ◇ UNVERIFIED |
| WCWest Coast Canvas | Lodi | CA | — | ◇ UNVERIFIED |
| WCWest Coast Fab, INC | Richmond | CA | — | ◇ UNVERIFIED |
| WCWest Coast Fabrication INC | Central Point | OR | — | ◇ 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 |
| WMWestern Metal Lath & Steel Framing System | Riverside | CA | — | ◇ UNVERIFIED |
| WVWestern Vents & Curbs | Gilbert | AZ | — | ◇ UNVERIFIED |
| WMWestfab Manufacturing, Inc. | Santa Clara | CA | — | ◇ UNVERIFIED |
| WSWest Side Fabrication, LLC | Colorado Springs | CO | — | ◇ UNVERIFIED |
| WPWhitesell Precision Components INC | Watson | IN | — | ◇ UNVERIFIED |
| WSWholesale Sheet Metal INC. | Kansas City | KS | — | ◇ UNVERIFIED |
| WRWilliam R Tiffany & Linda E Tiffany | Vale | OR | — | ◇ UNVERIFIED |
| WFWilliams Fabrication, INC. Dba Jenfab | Covington | VA | — | ◇ UNVERIFIED |
| WRWilson Railing & Metal Fabricating Company | Park City | IL | — | ◇ UNVERIFIED |
| WRWinding Roofing Company INC. | Wauwatosa | WI | — | ◇ UNVERIFIED |
| WHWinona Heating - Ventilating Company | Winona | MN | — | ◇ UNVERIFIED |
| WIWinston Industries, INC. | Ivyland | PA | — | ◇ UNVERIFIED |
| WMWinston Manufacturing | Opa-locka | FL | — | ◇ UNVERIFIED |
| WMWonder Metals Corporation | Redding | CA | — | ◇ UNVERIFIED |
| WMWoodstock Metal Roofing | Woodstock | GA | — | ◇ UNVERIFIED |
| WOWool & Oak, Inc. | Los Angeles | CA | — | ◇ UNVERIFIED |
| WAWorcester Air Conditioning,llc | Ashland | MA | — | ◇ UNVERIFIED |
| WMWorth Metals, Inc. | Green Cove Springs | FL | — | ◇ UNVERIFIED |
| WMWright Metal Products Crates LLC | La Vista | NE | — | ◇ UNVERIFIED |
| WMWv Metal Wholesalers, INC | Summersville | WV | — | ◇ UNVERIFIED |
| YGYates Gear/vertical Supply Group | Redding | CA | — | ◇ UNVERIFIED |
| YHYork Haven Fabricators, INC. | York Haven | PA | — | ◇ UNVERIFIED |
| YSYork Sheet Metal/york | York | PA | — | ◇ UNVERIFIED |
| ZEZ2 Enterprises, LLC | Sauk Rapids | MN | — | ◇ UNVERIFIED |
| ZFZbm Fairmont | Fairmont | MN | — | ◇ UNVERIFIED |
| ZLZinot LLC | Rochester | NY | — | ◇ UNVERIFIED |
| ZSZm Sheet Metal, INC. | Chantilly | VA | — | ◇ UNVERIFIED |
| ZAzuniga aluminum corp | Miami | FL | — | ◇ UNVERIFIED |
| ZAzuniga aluminum corp | Miami | FL | — | ◇ UNVERIFIED |
