Employer · WARN Act history · Information Technology

ESS Tech

195 workers across 1 WARN notice, primarily in OR - recorded in the current PlainLayoffs dataset.

195
Workers cut
1
WARN notice
1
State
195
Avg / notice

ESS Tech has 1 recorded WARN filing affecting 195 workers

According to WARN Act filings submitted to state workforce agencies, ESS Tech has 1 recorded filing covering 195 workers across 1 state, primarily OR, the 1,154th-largest recorded WARN footprint among 7,009 tracked employers. WARN notices cover qualifying reported events, so this record is not a complete count of the employer's workforce changes.

ESS Tech is a minor share of Information Technology WARN activity — 0.2% of the sector's 117,723 workers across 194 employers, ranking #46 in Information Technology.

DOL WARN employer filing desk

Employer ESS-TECH · ESS Tech 195 workers · 1 filings

NOTC-SINGLE · WORK-MID · PHOTO-UNK · RUNWAY-SHORT · STAT-SINGLE · BOOK-SINGLE · TYPE-CLOSE

  • NOTC-SINGLE 1 filing
  • WORK-MID #1,154
  • PHOTO-UNK No peer
  • RUNWAY-SHORT 3d
  • STAT-SINGLE OR
  • BOOK-SINGLE 1 agency
  • TYPE-CLOSE 1 closure

Stamps derive from filed notice_date, effective_date, workers_affected, state agency source, and filing type in this dataset, not a prediction of future layoffs.

Employer Profile

Primary State
OR
Primary Industry
Information Technology
First Notice
May 27, 2025
Latest Notice
May 27, 2025
States with Layoffs
OR

Not all layoffs appear in WARN data, see our methodology for the federal + state coverage thresholds. Latest filing: May 2025.

WARN Notice History

2025

Facility Closure

Wilsonville, OR · Information Technology

Effective: May 30, 2025

195

workers

Filed May 27, 2025

Four checks on this ESS Tech filing

What is the largest ESS Tech WARN filing on record? ▼

The largest row is the facility closure filed for Wilsonville, OR on May 27, 2025, covering 195 workers in Information Technology.

Where were ESS Tech's WARN notices filed? ▼

This is a one-event record from Oregon WorkSource; the named location is Wilsonville, not a company-wide headcount change. States represented in this record: OR.

Does ESS Tech's filing history show a recurring pattern? ▼

One filing cannot establish a recurring layoff cadence. It records a specific WARN-covered event and should not be read as a forecast of this employer's workforce.

How much advance notice appears in ESS Tech's record? ▼

The measurable notice runway is under 30 days; compare the filing dates with the federal 60-day baseline before estimating any possible notice-pay shortfall.

See also: OR WARN filings · Information Technology industry WARNs · WARN Act guide

Source: State WARN Act layoff registries ESS Tech notice history aggregated from state workforce agency filings · September 2026 A WARN filing is a required notice, not a judgment of the employer's management or finances. Coverage follows states with structured public registries; this public-record summary is not legal advice, financial advice, or employment advice.

Every figure on PlainLayoffs is rendered directly from public WARN Act filings and state workforce agency records, no number is typed in by an editor. This employer's notice history is rendered directly from state WARN Act filings. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 2026. A WARN filing is a legally required notice, not a judgment of a company's management or financial health; rankings here reflect filed notice volume only.