| LMLockheed Martin Aeronautics - Buellton 201b | Buellton | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| LMLockheed Martin Librascope | Glendale | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| LMLockheed Martin Missiles and Fire Control | Goleta | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| LCLsi Corporation | Milpitas | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| LLLsi Logic Corporation | Fremont | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| LLLsi Logic Corporation | Santa Clara | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
 Lumentum Operations, LLC | San Jose | CA | Computer and Electronic Product Manufacturing334290 | — | ◇ UNVERIFIED |
| LCLuminous Computing | Mountain View | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| LCLuminous Computing INC | Santa Clara | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MAM/a-com a Divn of Amp INC | Torrance | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MAM a Com INC | Torrance | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MTM/a-com Technology Solutions | Santa Clara | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MTMacom Technology Solutions | Nashua | NH | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MCMa Com Technology Solutions INC | Newport Beach | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MTMacom Technology Solutions INC | San Diego | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MSMacrotron Systems INC | Fremont | CA | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| MCMagnetics C/o Stantec Consulting Services INC | Sunnyvale | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
 Marktech International CORP | Menands | NY | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MSMarvell Semiconductor | Westlake Village | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MSMarvell Semiconductor, INC. – Chandler/northrop | Chandler | AZ | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
 Matrix Industries | Menlo Park | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMaxim Integrated Products | Farmers Branch | TX | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMaxim Integrated Products | Sunnyvale | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMaxim Integrated Products | Hillsboro | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMaxim Integrated Products, INC. | Farmers Branch | TX | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MMaxlinear | Irvine | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MCM C C Devices | Lafayette | NJ | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MSMeasurement Specialties INC | Milpitas | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMegasense INC | Sunnyvale | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MMMejensa Mems LLC | Fremont | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMektra INC | Stockton | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMenlo Industries INC | Fremont | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MSMerlin Solar Technologies | San Jose | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MSMerlin Solar Technologies, INC | Fresno | CA | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| MEMesta Electronics INC Bldg Addition | Irwin | PA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MTMetamaterial Technologies USA INC | Pleasanton | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MHMiasole Hi-tech | Santa Clara | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MHMiasole Hi-tech | Sunnyvale | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MSMicrel Semiconductor | San Jose | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MTMicrochip Technology | San Jose | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
 Micron Technology Utah, LLC | Lehi | UT | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMicroplex INC | Santa Ana | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MRMicro Rel | Tempe | AZ | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMicrosemi INC | Santa Clara | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MCMicrosil Corporation | Hayward | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MIMicrosource, INC | Santa Rosa | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
 Micross Components INC. | San Jose | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MFMicross Formerly Etech Web Corfin | Round Rock | TX | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
 Microwave Technology INC | Fremont | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| MMidcom | Corona | CA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
