| FKFormer Kaiser Steel Mill Facility | Fontana | CA | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| FHFox Hills Ind INC | Huntington Beach | CA | Primary Metal Manufacturing331525 | — | ◇ UNVERIFIED |
| FMFrancisco's Metal | Los Angeles | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| FPFrank Pattern & Manufacturing | Modesto | CA | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| FAFrontier Aluminum Corporation | Corona | CA | Primary Metal Manufacturing331318 | — | ◇ UNVERIFIED |
| FAFrostad Atelier Foundry | Sacramento | CA | Primary Metal Manufacturing331529 | — | ◇ UNVERIFIED |
| GAG and L Silver Recovery | Simi Valley | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| GOGasser Olds CO INC | Vernon | CA | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| GMGayle Manufacturing CO INC | Woodland | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| GCGe Core Company | Cudahy | CA | Primary Metal Manufacturing331529 | — | ◇ UNVERIFIED |
| GAGemini Aluminum CORP | Pomona | CA | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| GGerdau | Rancho Cucamonga | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| GLGet Lit Technologies INC Dba Lit | Menlo Park | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| GWGlobal West | San Bernardino | CA | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| GIGlobe Iron Foundry INC | Commerce | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| GIGoldtech, INC. | San Jose | CA | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
| GVGrass Valley Steel Cast | Grass Valley | CA | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| GSGreenstone Steel LLC | Upland | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| GIGregg Industries INC | El Monte | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| GCGsi Capital Partners LLC | San Marcos | CA | Leather and Allied Product Manufacturing316110 | — | ◇ UNVERIFIED |
| GTGulf Terminals LLC | Stockton | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| HEHalaco Engineering Company | Oxnard | CA | Primary Metal Manufacturing331000 | — | ◇ UNVERIFIED |
| HIHamrock INC | Santa Fe Springs | CA | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| HLHarbor Lift Service LLC | Wilmington | CA | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| HVHarbor View CO | Oakland | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| HEHardcast Enterprises INC | Lancaster | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| HIHartman Industries Dba Commercial Casting Company | Fontana | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| HAHawkins Alum.foundry Dba Vernon Machine & Foundry | Santa Ana | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| HQHigh Quality Alloys | Santa Fe Springs | CA | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| HGHoly Grail INC | Mountain View | CA | Primary Metal Manufacturing331313 | — | ◇ UNVERIFIED |
| HCHowmet Castings | City of Industry | CA | Primary Metal Manufacturing331512 | — | ◇ UNVERIFIED |
| HIHummingbirdev INC | Livermore | CA | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| HWH. Wayne Lewis INC Dba Amber Steel CO. | Rialto | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| HDHyatt Die Cast & Engineering C | Sunnyvale | CA | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| HDHyatt Die Cast & Engineering CORP | Garden Grove | CA | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| IMIdeal Metal and Salvage CO | Gardena | CA | Primary Metal Manufacturing331314 | — | ◇ UNVERIFIED |
| IMInnovative Metal Designs INC | Westminster | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| IDInternational Die Casting INC | Gardena | CA | Primary Metal Manufacturing331522 | — | ◇ UNVERIFIED |
| IEInternational Extrusion CORP | Alhambra | CA | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| IMInterstate Machinery | Santa Fe Springs | CA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| IMInterstate Material Supply | Orange | CA | Primary Metal Manufacturing331318 | — | ◇ UNVERIFIED |
| ILInt'l Light Metals Corporation | Los Angeles | CA | Primary Metal Manufacturing331316 | — | ◇ UNVERIFIED |
| ISIronhouse Sanitary District | Bethel Island | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| ISIronhouse Sanitary District | Oakley | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| IRIron Rod | Los Gatos | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| IDIsi Detention Contracting Group INC. | Orange | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| JCJavier Chavez Valencia | Waterford | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| JCJerry Carroll Machining INC Dba Electrocut-pacific | San Carlos | CA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| JEJesus Ernesto Velasquez & Rosa Maria Velasquez, Indivdually and Jointly | San Marcos | CA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| JLJohn Lee | Sacramento | CA | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
