Vishay Siliconix

• Layoff notice effective JUN 29, 2017 · 71 employees · filed APR 13, 2017 · Layoff Permanent — recorded; a layoff does not change the status
• Layoff notice effective MAR 31, 2016 · 292 employees · filed OCT 29, 2015 · Layoff Permanent — recorded; a layoff does not change the status

Notices filed with the state under the federal WARN Act, as the state publishes them, collected by the WARN Act notices feed (CC BY 4.0). A notice records what the employer told the state; it is not by itself proof that the plant closed.

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Empower Semiconductor INC	San Jose	Semiconductor and Related Device Manufacturing 334413	● ACTIVE	0.2 KM
Groq, INC.	San Jose	Semiconductor and Related Device Manufacturing 334413	● ACTIVE	0.2 KM
SSSkyworks Solutions, Inc. - San Jose, CA	San Jose	Semiconductor and Related Device Manufacturing 334413	◐ LIKELY ACTIVE	0.2 KM
SBSanmina-sci - Bldg 3	San Jose	Bare Printed Circuit Board Manufacturing 334412	◐ LIKELY ACTIVE	0.2 KM
Micross Hi Rel Power Solutions, INC.	San Jose	Semiconductor and Related Device Manufacturing 334413	● ACTIVE	0.3 KM

Every listed plant in Santa Clara County

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

3 sources hold 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 · EPA site type STATIONARY.

• OSHA injury and illness reportsOPERATING
  Record 984318 · first seen DEC 2025 · last seen DEC 2025
• EPA Facility Registry ServiceEXISTENCE
  Record 110054252321 · first seen JUN 2017 · last seen JAN 2019
• State WARN plant-closing and layoff noticesEXISTENCE
  first seen JUN 2017 · last seen JUN 2017

ALSO RECORDED ASVishay GSI Inc Infrared; VISHAY SILICONIX INC

IN SANTA CLARA COUNTY823 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 127 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: VISHAY SILICONIX · OCT 2026

Street address

EPA: 2585 JUNCTION AVENUE · OCT 2026

City

EPA: SAN JOSE · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06085 · OCT 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 37.392739088698,-121.923130782648 · JUL 2026

EPA: 37.39239,-121.92458 · OCT 2026 · ON THIS PAGE

Employees (band)

OSHA: 1-19 · DEC 2025