| WIWorldwide Integrated Resources INC | Montebello | CA | — | ◇ UNVERIFIED |
| WTWorldwide Technologies Expansion | Franklin | KY | — | ◇ UNVERIFIED |
| WWWorldwide Welding Services | Humble | TX | — | ◇ UNVERIFIED |
| WWWorley Welding Works, INC. | Levelland | TX | — | ◇ UNVERIFIED |
| WTWorrell Trust B | Berkeley | CA | — | ◇ UNVERIFIED |
| WAWorthington Armstrong Venture | Alpharetta | GA | — | ◇ UNVERIFIED |
| WAWorthington Armstrong Venture | Fontana | CA | — | ◇ UNVERIFIED |
| WAWorthington Armstrong Venture | Benton Harbor | MI | — | ◇ UNVERIFIED |
| WAWorthington Armstrong Venture | N Las Vegas | NV | — | ◇ UNVERIFIED |
| WCWorthington Cylinder | Claremore | OK | — | ◇ UNVERIFIED |
| WIWorthington Industries (0285030456) | Wooster | OH | — | ◇ UNVERIFIED |
| WSWorthington Steelpac | Greensburg | IN | — | ◇ UNVERIFIED |
| WSWorthington Steelpac (0511005008) | North Lewisburg | OH | — | ◇ UNVERIFIED |
| WMWorth Metals, Inc. | Green Cove Springs | FL | — | ◇ UNVERIFIED |
| WMWoven Metal Products, Inc. | Alvin | TX | — | ◇ UNVERIFIED |
| WIWpmw, INC. | Elverson | PA | — | ◇ UNVERIFIED |
| WIWps Industries INC | Ruston | LA | — | ◇ UNVERIFIED |
| WIWps Industries INC | West Monroe | LA | — | ◇ UNVERIFIED |
| WAWrap Arounds Incorporated | W Springfield | MA | — | ◇ UNVERIFIED |
| WMWray Machine Shop | Wray | CO | — | ◇ UNVERIFIED |
| WTWrc Tooling Services, LLC | Shawnee | OK | — | ◇ UNVERIFIED |
| WCWright Coating Technologies | Kalamazoo | MI | — | ◇ UNVERIFIED |
| WMWright Machine CORP | Worcester | MA | — | ◇ UNVERIFIED |
| WMWright Machine Monroe St | Seattle | WA | — | ◇ UNVERIFIED |
| WMWright Metal Products Crates LLC | La Vista | NE | — | ◇ UNVERIFIED |
| WRWright Roller & Machine | Riverdale | IL | — | ◇ UNVERIFIED |
| WSWright Steel LLC | Harrison | AR | — | ◇ UNVERIFIED |
| WIWrisco Industries, INC. | Atlanta | GA | — | ◇ UNVERIFIED |
| WIWrought Iron Creations, INC. | Huntsville | TX | — | ◇ UNVERIFIED |
| WHWsb Hardware INC | Falconer | NY | — | ◇ UNVERIFIED |
| WSW & S Company LLC | Dowagiac | MI | — | ◇ UNVERIFIED |
| WSW S Tyler Incorporated | Gastonia | NC | — | ◇ UNVERIFIED |
| WTW - Technology, INC. | Houston | TX | — | ◇ UNVERIFIED |
| WMWulfkrik Metals Processing, LLC | Beaver | PA | — | ◇ UNVERIFIED |
| WCWulf's Custom Welding, LLC | Springfield | NE | — | ◇ UNVERIFIED |
| WCWulf's Custom Welding, LLC | Springfield | NE | — | ◇ UNVERIFIED |
| WCWv Coaters | Williamstown | WV | — | ◇ UNVERIFIED |
| WBWvdoh - Boggs Run Bridge - S326-250-38.74 00 | Benwood | WV | — | ◇ UNVERIFIED |
| WDWvdoh - District 6 - Pratz Bridge #s305-67-1.36 00 23 | Bethany | WV | — | ◇ UNVERIFIED |
| WEWvdoh - Elm Grove Bridges #35-470-3.62 | Wheeling | WV | — | ◇ UNVERIFIED |
| WKWvdoh - Korean War Veterans Bridge No 52-7 Spur - 001 (new Martinsville Bridge) | New Martinsville | WV | — | ◇ UNVERIFIED |
| WMWv Metal Wholesalers, INC | Summersville | WV | — | ◇ UNVERIFIED |
| WPWv Parkways Authority Bridge - #3021 N/s 0041-077/0031.44 (03021) | Ghent | WV | — | ◇ UNVERIFIED |
| WPWv Parkways Authority - Bridge 3043n #041-077/00-0051.06 | Pax | WV | — | ◇ UNVERIFIED |
| WWW & W Manufacturing Co, INC | Glendale | CA | — | ◇ UNVERIFIED |
| WMW-w Manufacturing Co., INC. | Thomas | OK | — | ◇ UNVERIFIED |
| WPW-w Paul Scales | Comanche | OK | — | ◇ UNVERIFIED |
| WWW W Welding INC | Frenchburg | KY | — | ◇ UNVERIFIED |
| WIWyandotte Industries | Wyandotte | MI | — | ◇ UNVERIFIED |
| WSWyatt Services INC | Sterling Heights | MI | — | ◇ UNVERIFIED |
| WSWyatt Studio, Inc. | Novato | CA | — | ◇ UNVERIFIED |
| WLWyle Lab Electronic Enclosures | El Segundo | CA | — | ◇ UNVERIFIED |
 Wylie & Son INC. | Petersburg | TX | — | ◇ UNVERIFIED |
| WFWyoming Fire Fabrication Inc/dba Downey Welding | Shoshoni | WY | — | ◇ UNVERIFIED |
| WMWyoming Machinery Company | Casper | WY | — | ◇ UNVERIFIED |
| WMWyoming Machinery Company: in | Gillette | WY | — | ◇ UNVERIFIED |
| WEWyowind Energy LLC Dba Ibc Construction LLC | Glenrock | WY | — | ◇ UNVERIFIED |
| WPWythe Precision Machine | Max Meadows | VA | — | ◇ UNVERIFIED |
| WBWyzer Biosciences | Auburndale | MA | — | ◇ UNVERIFIED |
| XTXactra Technologies, Inc. | Rochester | NY | — | ◇ UNVERIFIED |
| XTXaloy Tanner Plating Div | New Castle | PA | — | ◇ UNVERIFIED |
| XFX Factor Machine & Design INC | Salem | OR | — | ◇ UNVERIFIED |
| XQXgm Quality Machining LLC | Gilroy | CA | — | ◇ UNVERIFIED |
| XCXli Corporation | Rochester | NY | — | ◇ UNVERIFIED |
| XPXl Pattern Shop, INC. | Orrville | OH | — | ◇ UNVERIFIED |
| XPXlt Precision Machine INC | Garden Grove | CA | — | ◇ UNVERIFIED |
| XMX Machine INC (xmi) | Riverside | CA | — | ◇ UNVERIFIED |
| XX-mil,inc. | Mount Orab | OH | — | ◇ UNVERIFIED |
| XXseer | Los Angeles | CA | — | ◇ UNVERIFIED |
| XWX-Stream Waterjetting, LLC | Grand Forks | ND | — | ◇ UNVERIFIED |
| XFXtreme Fabrication LLC | Leitchfield | KY | — | ◇ UNVERIFIED |
| XMXtreme Machine INC. | Millville | UT | — | ◇ UNVERIFIED |
| XPXtreme Powder Coating | Saint Albans | WV | — | ◇ UNVERIFIED |
| XTXxpress Transportation INC. | Oswego | NY | — | ◇ UNVERIFIED |
| XIXylem INC | West Sacramento | CA | — | ◇ UNVERIFIED |
| YLY2 LLC | Hillsboro | OR | — | ◇ UNVERIFIED |
| YLY2 LLC | Pendleton | OR | — | ◇ UNVERIFIED |
| YBYachiyo Building Addition | Carrollton | GA | — | ◇ UNVERIFIED |
| YMYachtfish Marine | Seattle | WA | — | ◇ UNVERIFIED |
| YVYadkin Valley Mechanical, INC. | Rural Hall | NC | — | ◇ UNVERIFIED |
| YPYale Polishing & Plating | Chicago | IL | — | ◇ UNVERIFIED |
| YCYamakin Corporation | Hopkinsville | KY | — | ◇ UNVERIFIED |
| YSYankee Screw Products CO | Madison Heights | MI | — | ◇ UNVERIFIED |
| YMYargus Manufacturing INC | Terre Haute | IN | — | ◇ UNVERIFIED |
| YFYates Foil USA INC | Bordentown | NJ | — | ◇ UNVERIFIED |
| YSYates Services, INC. | Canton | MS | — | ◇ UNVERIFIED |
| YFYavapai Fence, INC. | Camp Verde | AZ | — | ◇ UNVERIFIED |
| YPY&c Powder Coating CORP | Miami | FL | — | ◇ UNVERIFIED |
| YLYdkim LLC | Fort Worth | TX | — | ◇ UNVERIFIED |
| YRYellow Rose Steel Fabricators, Inc. | Houston | TX | — | ◇ UNVERIFIED |
| YRYellow Rose Steel Fabricators, Inc. | Houston | TX | — | ◇ UNVERIFIED |
| YTYellowstone Track Systems, LLC | Sheridan | WY | — | ◇ UNVERIFIED |
| YTYellowstone Track Systems, LLC | Sheridan | WY | — | ◇ UNVERIFIED |
| YTYellowstone Track Systems, LLC | Sheridan | WY | — | ◇ UNVERIFIED |
| YOYe Olde Machine Shoppe CO. | Orem | UT | — | ◇ UNVERIFIED |
| YMYesterday's Machine Shop | Schenectady | NY | — | ◇ UNVERIFIED |
| YMYetter Manufacturing CO. | Macomb | IL | — | ◇ UNVERIFIED |
| YMYetter Mfg CO INC | Macomb | IL | — | ◇ UNVERIFIED |
| YSYH Sheet Metal Co | Oakland | CA | — | ◇ UNVERIFIED |
| YUYkk USA INC S&b Products | Lawrenceburg | KY | — | ◇ UNVERIFIED |
