| KPKearney Pattern Works and Foundry, INC | San Jose | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| KPKenneth Printing Company | San Jose | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| KCKepler Computing INC | San Jose | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| KIKetos INC. | San Jose | CA | Computer and Electronic Product Manufacturing334513 | — | ◇ UNVERIFIED |
| KIKeyme INC | San Jose | CA | Furniture and Related Product Manufacturing337215 | — | ◇ UNVERIFIED |
| KCKeystone Coffee Company | San Jose | CA | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| KHKha Ha | San Jose | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| KSKing St Printing LLC | San Jose | CA | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| KIKion Investments, LLC | San Jose | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| KIKomag INC | San Jose | CA | Computer and Electronic Product Manufacturing334610 | — | ◇ UNVERIFIED |
 Krypton Solutions LLC | San Jose | CA | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| KIK&s Interconnect INC | San Jose | CA | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| LRLam Research Corporation | San Jose | CA | Machinery Manufacturing333295 | — | ◇ UNVERIFIED |
| LMLamson Manufacturing Inc | San Jose | CA | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| LAL and T Precision INC (machine Shop) | San Jose | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| LELaptalo Enterprises, INC. | San Jose | CA | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| LILarco Industries INC | San Jose | CA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| LCLardie & Company | San Jose | CA | Furniture and Related Product Manufacturing337211 | — | ◇ UNVERIFIED |
| LCLargo Concrete | San Jose | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LCLas Casitas Apartments | San Jose | CA | Transportation Equipment Manufacturing336350 | — | ◇ UNVERIFIED |
| LFLb Fiberglass Performance | San Jose | CA | Textile Mills313210 | — | ◇ UNVERIFIED |
| LBLe Bread Xpress | San Jose | CA | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| LBLee Brothers, INC. | San Jose | CA | Food Manufacturing311941 | — | ◇ UNVERIFIED |
| LELeiters Enterprises Dba Leiters | San Jose | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| LLLe Labo 68 - Santana Row | San Jose | CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| LHLeo H Boger Dds INC | San Jose | CA | Miscellaneous Manufacturing339114 | — | ◇ UNVERIFIED |
| LPLeslie's Pool Supply | San Jose | CA | Miscellaneous Manufacturing339113 | — | ◇ UNVERIFIED |
| LPLe's Precision Machine | San Jose | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| LDLe,tho Dba Nina Blinds & Shades | San Jose | CA | Furniture and Related Product Manufacturing337920 | — | ◇ UNVERIFIED |
| LOLetterpress Only | San Jose | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| LHL & H Iron INC Dba Lartech | San Jose | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| LFLight Field Lab | San Jose | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| LLinotext | San Jose | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| LTLiquid Trends LLC | San Jose | CA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| LLitepoint | San Jose | CA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| LALitton Advanced Systems INC | San Jose | CA | Computer and Electronic Product Manufacturing334511 | — | ◇ UNVERIFIED |
| LALitton Advanced Systems INC | San Jose | CA | Computer and Electronic Product Manufacturing334511 | — | ◇ UNVERIFIED |
| LJL & J Ornamental Iron Work | San Jose | CA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| LLkq | San Jose | CA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| LMLoc Mfg INC | San Jose | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| LILogosol INC | San Jose | CA | Computer and Electronic Product Manufacturing334515 | — | ◇ UNVERIFIED |
| LMLoral Microwave Narda West | San Jose | CA | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| LSLord & Sons INC | San Jose | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| LHLorenzo Heating & Cooling | San Jose | CA | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| LDLou's Doors, INC. | San Jose | CA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| LCLtx CORP | San Jose | CA | Computer and Electronic Product Manufacturing334514 | — | ◇ UNVERIFIED |
 Lumentum Operations LLC | San Jose | CA | Computer and Electronic Product Manufacturing334290 | — | ◇ UNVERIFIED |
| Lumentum Operations, LLC | San Jose | CA | Computer and Electronic Product Manufacturing334290 | — | ◇ UNVERIFIED |
| LDLumination Design Signs | San Jose | CA | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| LILuminostics INC | San Jose | CA | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
