Seagate Technology LLC | Fremont | — | ● ACTIVE |
Secure Communication Systems, INC. | Santa Ana | — | ● ACTIVE |
Seek Thermal, INC. | Goleta | — | ● ACTIVE |
Semler Scientific INC | Campbell | — | ● ACTIVE |
Senra Systems, INC. | Redondo Beach | — | ● ACTIVE |
Sensonetics, INC. | Fountain Valley | — | ● ACTIVE |
Sensor Concepts, LLC | Livermore | — | ● ACTIVE |
| SSSensor Systems, INC. | Chatsworth | 100–499 | ● ACTIVE |
Sepragen CORP | Union City | — | ● ACTIVE |
Serflex LLC | Canoga Park | — | ● ACTIVE |
Sidus Solutions, LLC | San Diego | — | ● ACTIVE |
Sierra Instruments, INC. | Monterey | — | ● ACTIVE |
Sigray, INC. | Benicia | — | ● ACTIVE |
Silc Technologies, INC | Monrovia | — | ● ACTIVE |
| SMSixpoint Materials, INC. | Buellton | — | ● ACTIVE |
Soilmoisture Equipment CORP. | Goleta | — | ● ACTIVE |
Solid State Devices, INC | La Mirada | 100–499 | ● ACTIVE |
| SISomacis INC. | Poway | 100–499 | ● ACTIVE |
| STSonnet Technologies, INC. | Lake Forest | 20–99 | ● ACTIVE |
Sonomotion INC | San Mateo | — | ● ACTIVE |
| SASouthwest Antennas, INC. | Poway | — | ● ACTIVE |
Spacek Labs, INC. | Santa Barbara | — | ● ACTIVE |
Specialized Coating Services, LLC | Fremont | — | ● ACTIVE |
Specialized Coating Services, LLC | Fremont | — | ● ACTIVE |
Spec Tool Company | Santa Fe Springs | — | ● ACTIVE |
Spectradyne LLC | Signal Hill | — | ● ACTIVE |
| SISpectrolab, INC. | Sylmar | — | ● ACTIVE |
Standard Biotools INC | South San Francisco | — | ● ACTIVE |
Stanford Research Systems INC. | Sunnyvale | — | ● ACTIVE |
Stangenes Industries, INC. | Palo Alto | — | ● ACTIVE |
Statek CORP | Orange | — | ● ACTIVE |
Stb Electrical Test Equipment, INC. | Auburn | — | ● ACTIVE |
Stratedge Corporation | Santee | — | ● ACTIVE |
| SIStratio INC | San Jose | — | ● ACTIVE |
Structural Diagnostics, INC. | Camarillo | — | ● ACTIVE |
Sullins Electronics Corporation | San Marcos | — | ● ACTIVE |
| SMSuper Micro Computer, INC. | San Jose | — | ● ACTIVE |
| SOSurface Optics Corporation | San Diego | 20–99 | ● ACTIVE |
Sutter Instrument CORP | Novato | — | ● ACTIVE |
Symprotek CO | Milpitas | — | ● ACTIVE |
Taoglas USA INC | San Diego | 20–99 | ● ACTIVE |
Tavis CORP | Mariposa | 20–99 | ● ACTIVE |
Technovative Applications | Brea | — | ● ACTIVE |
Te Connectivity Corporation | Fremont | — | ● ACTIVE |
Te Connectivity Corporation | Redwood City | — | ● ACTIVE |
Ted Pella, INC. | Redding | — | ● ACTIVE |
Teledyne Defense Electronics, LLC | Rancho Cordova | — | ● ACTIVE |
Teledyne Defense Electronics, LLC | Mountain View | — | ● ACTIVE |
| TETeledyne Etm, INC. | Newark | — | ● ACTIVE |
Teledyne Instruments, INC. | Chatsworth | — | ● ACTIVE |