Microsemi Soc CORP.
3870 N 1st St, San Jose, CA 95134
LIKELY ACTIVELAST SEEN IN FEDERAL DATA SEP 2025 · 2 SOURCES
Operating signal within 24 months, or from a single source.
What they make
Semiconductor and Related Device Manufacturing334413Where it is
37.41189, -121.94855 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Microchip Technology Inc. San Jose 3870 | San Jose | Semiconductor and Related Device Manufacturing 334413 | LIKELY ACTIVE | 0.0 KM |
| Microsemi CORP. - Analog Mixed Signal Group | San Jose | Semiconductor and Related Device Manufacturing 334413 | LIKELY ACTIVE | 0.1 KM |
| Microchip Technology Inc. North 1st St 3850 | San Jose | Semiconductor and Related Device Manufacturing 334413 | LIKELY ACTIVE | 0.1 KM |
| Telefunken | San Jose | Semiconductor and Related Device Manufacturing 334413 | UNVERIFIED | 0.1 KM |
| Infiniti Solutions USA INC | San Jose | Bare Printed Circuit Board Manufacturing 334412 | UNVERIFIED | 0.1 KM |
Also at this address
1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 8 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
EPA cross-references this facility in CA-ENVIROVIEW, EIS · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| SAM GOV | OPERATING | SEP 2025 | SEP 2025 |
| EPA FRS | EXISTENCE | OCT 2015 | AUG 2024 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| ADDRESS LINE1 | SAM GOV | SEP 2025 |
| CAGE CODE | SAM GOV | SEP 2025 |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | SEP 2025 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | SEP 2025 |
| REGISTRATION EXPIRATION | SAM GOV | SEP 2025 |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | SEP 2025 |
| WEBSITE | SAM GOV | SEP 2025 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.