 Decco Castings INC | El Cajon | CA | Primary Metal Manufacturing331529 | — | ◇ UNVERIFIED |
| DMDel Mar Die Casting CO INC | Gardena | CA | Primary Metal Manufacturing331529 | — | ◇ UNVERIFIED |
| DCDemar Castings | West Covina | CA | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| DMDexter Marine Products LLC | San Marcos | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| DSDfp Systems | El Cajon | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| DGDiamond Ground Products Weldlogic INC. | Newbury Park | CA | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| DCDie Cast Prod INC | Gardena | CA | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| DCDielectric Coating Industries INC | Hayward | CA | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |
| DTDimension Technology Chemical Systems INC | El Dorado | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| DSDimic Steel Tech, INC. | Upland | CA | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| DCDiomics CORP | San Diego | CA | Primary Metal Manufacturing331311 | — | ◇ UNVERIFIED |
| DDipsht | Sacramento | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| DHDon Hoy Company INC | Oakdale | CA | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| DHDouglas-kent Holdings, LLC | Ontario | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| DSDouglas Steel Supply | Los Angeles | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| DADowell Aluminum | North Hollywood | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| D1Drivetime-fontana 1c (drivetime Car Sale | Fontana | CA | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| DMDurand-wayland Machinery INC | Reedley | CA | Primary Metal Manufacturing331529 | — | ◇ UNVERIFIED |
 Dwa Aluminum Composites, Usa, INC. | Santa Clarita | CA | Primary Metal Manufacturing331318 | — | ◇ UNVERIFIED |
| EMEagleware Mfg CO INC | Santa Fe Springs | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| ESEbenezer Steel | Phelan | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| EEfinea | Los Alamitos | CA | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
| EMElectric Melting Services Company, INC. | Pico Rivera | CA | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| ETElectroflow Technologies INC | Burlingame | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| EIElectrolurgymfg. INC. | Santa Ana | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| EMEl Monte Non Ferrous Foundry INC. | City of Industry | CA | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| EIElpro, INC. | Grover Beach | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| EHEmanate Health Family Medicine | San Dimas | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| EHEmanate Health Gynecology | Glendora | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| EHEmanate Health Ob/gyn | Glendora | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| EHEmanate Health Pediatrics | San Dimas | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| EHEmanate Health Prediatrics | West Covina | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| EHEmanate Health Primary Care | Glendora | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| EHEmanate Health Primary Care | Glendora | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
 Energysource Minerals LLC | Calipatria | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| EAEpic Advanced Materials, LLC | Thousand Oaks | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
 Epson America INC | Huntington Beach | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| EPEquip Pro | Temecula | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| EEErmico Enterprises, Inc., Dba Ermico | San Francisco | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| EEEssex Electric INC | Anaheim | CA | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| EGEssex Group INC C O Transloading Env CORP | Commerce | CA | Primary Metal Manufacturing331422 | — | ◇ UNVERIFIED |
| EMEverything Metal Imaginable INC | Visalia | CA | Primary Metal Manufacturing331525 | — | ◇ UNVERIFIED |
| ETExide Technologies Northern Assessment Area Cleanup | Los Angeles | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| EEExperimental Engineering LLC | Newark | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| ESExpress Services, INC. | Santa Fe Springs | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| FPFenico Precision Castings INC | Paramount | CA | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| FMFife Metal Fabricating INC. | Redding | CA | Primary Metal Manufacturing331111 | — | ◇ UNVERIFIED |
| FSFlores Steel Construction | Anaheim | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| FDFlow Dynamics INC | Ontario | CA | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| FFFormer Foundry Aluminum | Los Angeles | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
