Formfactor, INC.

• Plant closing notice effective DEC 18, 2026 · 107 employees · filed JAN 6, 2026 · Closure Permanent — the closing date has not arrived; the status does not change until it has

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

• probe systems
• probe cards
• cryogenic systems
• dilution refrigerators
• vacuum/pressure systems
• substrates
• semiconductor R&D
• quantum computing
• silicon photonics

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

Open positions

Openings read from Formfactor, INC.’s own job board on Workday, last checked OCT 25, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Plating Technician
  Carlsbad, CA

• Sr. Supervisor, Production
  Livermore, CA · posted OCT 23, 2026
• Sr Manager, Procurement Sourcing
  Farmers Branch, TX · posted OCT 22, 2026
• Sr Manager, Indirect Procurement
  Farmers Branch, TX · posted OCT 22, 2026
• Sr Process & Automation Engineer
  Livermore, CA · posted OCT 22, 2026
• Manufacturing Technician 3
  Livermore, CA · posted OCT 22, 2026
• Intern, Supply Chain Operations
  Farmers Branch, TX · posted OCT 21, 2026
• Internal Audit & SOX, Lead Auditor
  Livermore, CA · posted OCT 21, 2026
• Manufacturing Technician 1
  Livermore, CA · posted OCT 21, 2026
• Intern, Procurement
  Farmers Branch, TX · posted OCT 21, 2026
• Senior Capacity Planner
  Livermore, CA · posted OCT 21, 2026

185 more on the company’s board

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
SASpectrum Assembly INC	Carlsbad	Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418	● ACTIVE	0.4 KM
SASpectrum Assembly, INC (sai)	Carlsbad	Semiconductor and Related Device Manufacturing 334413	◇ UNVERIFIED	0.4 KM
Palomar Technologies INC	Carlsbad	Semiconductor Machinery Manufacturing 333242	● ACTIVE	0.5 KM
United Pacific Electronics INC	Carlsbad	Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418	◐ LIKELY ACTIVE	0.6 KM
Natel Engineering Company, LLC	Carlsbad	Bare Printed Circuit Board Manufacturing 334412	● ACTIVE	0.8 KM

Every listed plant in San Diego County

Also at this address

No other federal record shares this street address.

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 BR, NPDES, RCRAINFO · EPA site type STATIONARY.

• State WARN plant-closing and layoff noticesEXISTENCE
  first seen DEC 2026 · last seen DEC 2026
• EPA ECHO compliance recordsOPERATING
  first seen AUG 2025 · last seen AUG 2025
• EPA Facility Registry ServiceEXISTENCE
  Record 110070518329 · first seen MAR 2019 · last seen MAR 2019

IN SAN DIEGO COUNTY187 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 47 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: FORMFACTOR, INC. · OCT 2026

Street address

EPA: 2281 LAS PALMAS DR STE 102 · OCT 2026

City

EPA: CARLSBAD · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06073 · OCT 2026

Coordinates

EPA: 33.11853,-117.27101 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: LQG · OCT 2026