| WPWestern Plating Co., INC. | Owensboro | KY | — | ◇ UNVERIFIED |
| WSWestern Star Sandblasting CO. | Madera | CA | — | ◇ UNVERIFIED |
| WFWest Falls Machine CO | East Aurora | NY | — | ◇ UNVERIFIED |
 Westfield Electroplating CO | Westfield | MA | — | ◇ UNVERIFIED |
| WAWestford Anodizing Corporation | Westford | MA | — | ◇ UNVERIFIED |
| WMWestlake Metal Industries | Columbus | OH | — | ◇ UNVERIFIED |
| WLWestroc LLC | Scottsdale | AZ | — | ◇ UNVERIFIED |
 West Valley Plating, Josefina Campos | Northridge | CA | — | ◇ UNVERIFIED |
| WVWest Virginia Cashin Recyclables, INC. | Poca | WV | — | ◇ UNVERIFIED |
| WWWf Wood INC | Holliston | MA | — | ◇ UNVERIFIED |
| WMWheel Medic INC | Columbus | OH | — | ◇ UNVERIFIED |
| WEWhiting Enterprises, INC. | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| WEWhiting Enterprises INC Dba Hi-tech Metal Polishing | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| WEWhiting Enterprises, INC Dba Hi Tech Metal Polishing | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| WCWhitman Company INC | Whitman | MA | — | ◇ UNVERIFIED |
| WFWhyco Finishing Tech INC | Thomaston | CT | — | ◇ UNVERIFIED |
| WPWicklander Printing CORP | Chicago | IL | — | ◇ UNVERIFIED |
| WBWilliams Bayou Long #1 Facility | Jeanerette | LA | — | ◇ UNVERIFIED |
| WFWilliams Finishing INC | Livonia | MI | — | ◇ UNVERIFIED |
| WHWilliams Healthcare Systems LLC | Elgin | IL | — | ◇ UNVERIFIED |
| WMWilliams Metalfinishing/sinking Spring | Sinking Spring | PA | — | ◇ UNVERIFIED |
 Wilwood Engineering | Camarillo | CA | — | ◇ UNVERIFIED |
| WMWirtz Manufacturing Co., INC. Plant 4 | Port Huron | MI | — | ◇ UNVERIFIED |
| WPWisconsin Plating Works, INC. | Racine | WI | — | ◇ UNVERIFIED |
| WCWise County Detail & Fabrication | Rhome | TX | — | ◇ UNVERIFIED |
| WPWoller Precision Machine LLC | Coleman | WI | — | ◇ UNVERIFIED |
| WHWolters Holdings, Inc. | Garland | TX | — | ◇ UNVERIFIED |
| WSWoodlawn Sandblasting | West Palm Beach | FL | — | ◇ UNVERIFIED |
| WLWood-mizer, LLC | Indianapolis | IN | — | ◇ UNVERIFIED |
| WMWorld Metal Finishing | Santa Clara | CA | — | ◇ UNVERIFIED |
| WAWrap Arounds Incorporated | W Springfield | MA | — | ◇ UNVERIFIED |
| WHWsb Hardware INC | Falconer | NY | — | ◇ 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 |
| 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 |
| XTXaloy Tanner Plating Div | New Castle | PA | — | ◇ UNVERIFIED |
| XMX Machine INC (xmi) | Riverside | CA | — | ◇ UNVERIFIED |
| YPYale Polishing & Plating | Chicago | IL | — | ◇ UNVERIFIED |
| YUYkk USA INC S&b Products | Lawrenceburg | KY | — | ◇ UNVERIFIED |
| YPYolandas Plating | Los Angeles | CA | — | ◇ UNVERIFIED |
| YCYuma Chrome Plating | Yuma | AZ | — | ◇ UNVERIFIED |
| YWY & W Technologies - Noconnah | Memphis | TN | — | ◇ UNVERIFIED |
| ZUZanasi USA | Maple Grove | MN | — | ◇ UNVERIFIED |
| ZIZincnation INC | Anaheim | CA | — | ◇ UNVERIFIED |
| ZPZito's Plating & Polishing Works, INC. | New Orleans | LA | — | ◇ UNVERIFIED |
