Western Digital Technologies, INC.

What they make

• 22TB Ultrastar DC HC570
• 20TB Ultrastar DC HC560
• gaming
• data centers
• AI data cycles
• Class Index North America

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Where it is

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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

6 sources hold this plant, and 12 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.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record CYNBW891QL15 · first seen FEB 2026 · last seen OCT 2026
• OSHA injury and illness reportsOPERATING
  Record 1377006 · first seen DEC 2025 · last seen DEC 2025
• EPA Toxics Release InventoryOPERATING
  first seen DEC 2024 · last seen DEC 2024
• DOL Form 5500 retirement plan filingsOPERATING
  Record 330956711|CA|95119|5601 great oaks pkwy · first seen DEC 2024 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Records 110064259261, 110071741149 · first seen JUN 2017 · last seen AUG 2024

ALSO RECORDED AS012 WESTERN DIGITAL TECHNOLOGIES, INC. - GREAT OAKS

IN SANTA CLARA COUNTY207 other plants share this one’s industry (Computer and Peripheral Equipment Manufacturing, NAICS 3341); 19 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: WESTERN DIGITAL TECHNOLOGIES INC · JUL 2026 · ON THIS PAGE

SAM.gov: WESTERN DIGITAL TECHNOLOGIES, INC. · ON THIS PAGE

Street address

EPA: 5601 GREAT OAKS PKWY · JUL 2026 · ON THIS PAGE

SAM.gov: 5601 GREAT OAKS PKWY · ON THIS PAGE

City

EPA: SAN JOSE · JUL 2026 · ON THIS PAGE

SAM.gov: SAN JOSE · ON THIS PAGE

State

EPA: CA · JUL 2026 · ON THIS PAGE

SAM.gov: CA · ON THIS PAGE

County (FIPS code)

EPA: 06085 · SEP 2026

Coordinates

EPA: 37.24737,-121.79465 · JUL 2026

Employees (band)

OSHA: 500+ · DEC 2025

Website

SAM.gov: www.westerndigital.com

CAGE code

SAM.gov: 8C0W3

Retirement plan filing (Form 5500)

DOL: 6,598 active participants, plan year ending 2024-12-31, 2 plan(s) · DEC 2024

SAM registration expires

SAM.gov: 2027-02-12

State business registrationSOURCES DISAGREE

CO SOS: WESTERN DIGITAL TECHNOLOGIES, INC., registered with the Colorado Secretary of State; Corporation formed in Delaware; registered 2007-10-09; active, annual report filed 2026-10-10 · OCT 2026

DC Corporations: Western Digital Technologies, Inc., registered with the District of Columbia Corporations Division; Corporation; registered 2018-01-23; active, annual report filed 2025-03-28 · MAR 2025

Sunbiz: WESTERN DIGITAL TECHNOLOGIES, INC., registered with the Florida Department of State, Division of Corporations; Corporation formed in Delaware; registered 2002-02-06; active, annual report filed 2026-01-26 · JAN 2026

IA SOS: WESTERN DIGITAL TECHNOLOGIES, INC., registered with the Iowa Secretary of State; registered 2017-12-26; active · DEC 2017

MS SOS: Western Digital Technologies, Inc., registered with the Mississippi Secretary of State; Corporation; registered 2018-02-15; active · FEB 2018

OR SOS: WESTERN DIGITAL TECHNOLOGIES, INC., registered with the Oregon Secretary of State, Corporation Division; Corporation formed in Delaware; registered 2012-05-16; active · MAY 2012

VA SCC: WESTERN DIGITAL TECHNOLOGIES, INC., registered with the Virginia State Corporation Commission; Corporation formed in Delaware; registered 2001-12-12; active · DEC 2001