| FIFarben Industrial Finishing | San Jose | CA | Miscellaneous Manufacturing339910 | — | ◇ UNVERIFIED |
| FEFelicia E Segura | San Jose | CA | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| FFF & F Steel & Stairway INC | San Jose | CA | Textile Mills313312 | — | ◇ UNVERIFIED |
| FFFirstelement Fuel INC | San Jose | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| FFFlatline Floors | San Jose | CA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| FIFlex2chip INC | San Jose | CA | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| FLFlexLine LLC | San Jose | CA | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| FFlextronics | San Jose | CA | Computer and Electronic Product Manufacturing334119 | — | ◇ UNVERIFIED |
| FIFlextronics International | San Jose | CA | Computer and Electronic Product Manufacturing334118 | — | ◇ UNVERIFIED |
 Flextronics International USA | San Jose | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| FFormfactor | San Jose | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| FGFortune Graphics LLC | San Jose | CA | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| FAFrancesco Avella (EPC) | San Jose | CA | Food Manufacturing311823 | — | ◇ UNVERIFIED |
| FFFreeman Finishing | San Jose | CA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| FFFreeman Finishing and Painting | San Jose | CA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| FFFreeman Finishing INC | San Jose | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| FSFrit Santana Row | San Jose | CA | Miscellaneous Manufacturing339113 | — | ◇ UNVERIFIED |
| FSFrore Systems INC | San Jose | CA | Computer and Electronic Product Manufacturing334290 | — | ◇ UNVERIFIED |
| FBFullcycle Bioplastics | San Jose | CA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
 Gamdan Optics INC | San Jose | CA | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| GPGamdan Properties, LLC | San Jose | CA | Machinery Manufacturing333314 | — | ◇ UNVERIFIED |
| GFGarden Fresh Restaurants LLC | San Jose | CA | Food Manufacturing311991 | — | ◇ UNVERIFIED |
| GTGarrett Technologies INC | San Jose | CA | Transportation Equipment Manufacturing336991 | — | ◇ UNVERIFIED |
| GHGavial Holdings, Inc | San jose | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| GNGe-hitachi Nuclear Energy | San Jose | CA | Fabricated Metal Product Manufacturing332410 | — | ◇ UNVERIFIED |
| GMGe Mobile Water, INC | San Jose | CA | Computer and Electronic Product Manufacturing334512 | — | ◇ UNVERIFIED |
| GDGeneral Dynamics Mission Systems | San Jose | CA | Computer and Electronic Product Manufacturing334511 | — | ◇ UNVERIFIED |
| GEGeneral Electronics Assembly, INC. | San Jose | CA | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| GLGeorge Lopez & Erick Mena | San Jose | CA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| GG.e.r.m.s. | San Jose | CA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| GBGetinge Before Maquet | San Jose | CA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| GBGirma Bekele and Aster Teklemichael | San Jose | CA | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| GIGlasforms INC | San Jose | CA | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| GHGolden Hills Professional Inv., LLC | San Jose | CA | Machinery Manufacturing333921 | — | ◇ UNVERIFIED |
| GIGoldtech, INC. | San Jose | CA | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
| GTGold Technologies INC | San Jose | CA | Fabricated Metal Product Manufacturing332997 | — | ◇ UNVERIFIED |
| GPGonzalez Pallets INC | San Jose | CA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| GLGoogle LLC | San Jose | CA | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| GCGranite Construction Company | San Jose | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| GFGre Fontanoso LLC | San Jose | CA | Fabricated Metal Product Manufacturing332994 | — | ◇ UNVERIFIED |
| GTGss/array Technology INC | San Jose | CA | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| GHG.x.s. Hernandez, INC | San Jose | CA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| HIHardcraft Industries | San Jose | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| HIHarmonic INC. | San Jose | CA | Computer and Electronic Product Manufacturing334220 | — | ◇ UNVERIFIED |
| HSHarris Stratex Networks, INC | San Jose | CA | Computer and Electronic Product Manufacturing334220 | — | ◇ UNVERIFIED |
| HNHenry Nguyen | San Jose | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| HMHermes Microvision | San Jose | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| HEHerrmann Engineering LLC | San Jose | CA | Fabricated Metal Product Manufacturing332510 | — | ◇ UNVERIFIED |
| HPHewelett Packard Enterprise Company | San Jose | CA | Computer and Electronic Product Manufacturing334111 | — | ◇ UNVERIFIED |
| HAHgst, a Western Digital Company | San Jose | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
