| VPValley Pattern & Mfg INC. | Stockton | CA | Primary Metal Manufacturing331529 | — | ◇ UNVERIFIED |
| VEVcx Enviro. Lab. / Accu Labs Irvine | Irvine | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| VCVeneman Collection | Westminster | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| VIViasat, INC. | Carlsbad | CA | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| VIVigindustries INC | Vernon | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| VCVoltaire Compressor Solution Dba Voltaire Incorporated | Oakland | CA | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
| WFWaterman Foundry | Exeter | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| WWelaco | Bakersfield | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| WEW E Machine INC. | San Dimas | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| WCWesgo Ceramics | Belmont | CA | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| WCWest Coast Cnc, INC | Huntington Beach | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| WCWest Coast Innovations | Redding | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| WCWest Coast Stainless Products | Huntington Park | CA | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| WCWestern Castings Company | Santa Clara | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| WMWestern Metal Enterprises, INC. | Montebello | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| WOWestern Oilfield Supply CO Dba Rain for Rent | Bakersfield | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| WWet | Sun Valley | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| WDWet Design | Sun Valley | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| WLWhisler Land Company | Sacramento | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| WMWillscot Mobile Mini | Rialto | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| WTWing Truong | San Jose | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| WSWit Sales and Refining | San Jose | CA | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| WLW L Chapman CO INC | Industry | CA | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| WIWoodside Investment INC Dba Michael & CO | Lockeford | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| YIYamaybio INC | San Diego | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| ZDZachary Detweiler | Campbell | CA | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
