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Opsys US Corporation

47375 Fremont Boulevard Unit a, Fremont, CA 94538

UNVERIFIEDLAST SEEN IN FEDERAL DATA — · 1 SOURCE

Present in a source dataset, with no recent operating signal.

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What they make

Semiconductor and Related Device Manufacturing334413

Where it is

37.47659, -121.94465 · CENSUS TIGER
COUNTY
METRO AREA
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STREET VIEW

Other plants nearby

FacilityCityIndustryStatusDistance
Mixed Signal Integration CorporationFremontSemiconductor and Related Device Manufacturing
334413
ACTIVE0.3 KM
Linear Integrated Systems IncorporatedFremontSemiconductor and Related Device Manufacturing
334413
ACTIVE0.3 KM
Mattson TechnologyFremontSemiconductor Machinery Manufacturing
333242
LIKELY ACTIVE0.5 KM
Avalanche Technology, INCFremontSemiconductor and Related Device Manufacturing
334413
ACTIVE0.6 KM
Fei Efa, INC.FremontInstrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
334515
ACTIVE0.7 KM

Every listed plant in Alameda County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 7 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in EIS, RCRAINFO · EPA site type STATIONARY.

  • EPA Facility Registry ServiceEXISTENCE
    Record 110002615117 · first seen JUN 2017 · last seen AUG 2024

IN ALAMEDA COUNTY228 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 44 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name
EPA: OPSYS US CORPORATION · OCT 2026
Street address
EPA: 47375 FREMONT BOULEVARD UNIT A · OCT 2026
City
EPA: FREMONT · OCT 2026
State
EPA: CA · OCT 2026
County (FIPS code)
EPA: 06001 · OCT 2026
Coordinates
Census geocoder: 37.476670575857,-121.944800248171 · SEP 2026 · ON THIS PAGE
EPA: 37.47659,-121.94465 · OCT 2026 · ON THIS PAGE
Hazardous waste generator (RCRA)
EPA ECHO: SQG · OCT 2026

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