Official filing · original source linked

Genentech WARN notice — CA, 2023-03-23

Name: Genentech, Inc. WARN notice
Creator: California Employment Development Department

Genentech, Inc. reported 271 workers affected in San Mateo. Notice date: Mar 23, 2023; planned effective date: May 24, 2023.

Raw employer name: Genentech, Inc.
Canonical company: Genentech →
Workers affected: 271
Event type: layoff
Filing status: filed
Notice / received date: Mar 23, 2023
Effective date: May 24, 2023
City: Unavailable
County: San Mateo →
State: California →
ZIP: 94080
Reported location: San Mateo
Published address: 1 DNA Way South San Francisco CA 94080
Source classification: Layoff Permanent
Source agency: California Employment Development Department

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Original source & provenance

Open supplied source ↗

Agency source
California Employment Development Department

Source ID / record ID
ca-edd / genentech-inc|1-dna-way-south-san-francisco-ca-94080|2023-03-23

First ingested
Oct 6, 2026 · 16:18 UTC

Last observed
Oct 7, 2026 · 21:57 UTC

Snapshot SHA-256
4433c0edbae8bdabf9124035269e34959bbf61d168c248a71014d05205ce379b

View original source row

{
  "cells": {
    "notice_date": "03/23/2023",
    "received_date": "03/27/2023",
    "effective_date": "05/24/2023",
    "company": "Genentech, Inc.",
    "reported_location": "San Mateo County",
    "workers": "271",
    "type": "Layoff Permanent",
    "address": "1 DNA Way South San Francisco CA 94080"
  },
  "noticeDateField": "Notice Date",
  "archive": "https://edd.ca.gov/siteassets/files/jobs_and_training/warn/warn-report-for-7-1-2022-to-06-30-2023.pdf",
  "page": 31
}

A source-linked public record. Secondary records are attributed to their provider and are not independently verified. For direct records, “Verified” means sourced from an official agency; it does not confirm the layoffs took place.

Related company filings

Company / location	Workers	Effective date	Notice date	Type / source
GenentechSouth San Francisco, CA	103	Jul 29, 2026	Jun 26, 2026	layoffSource ↗
GenentechSan Mateo, CA	118	Nov 28, 2025	Oct 24, 2025	layoffSource ↗
GenentechSan Mateo, CA	87	Sep 15, 2025	Jul 16, 2025	layoffSource ↗
genentechSan Mateo, CA	141	Aug 18, 2025	Jun 26, 2025	layoffSource ↗
GenentechSan Mateo, CA	143	Jul 14, 2025	May 29, 2025	layoffSource ↗

Dates and counts are the supplied source’s reported values. Secondary-provider locations are unstructured; they are not confirmed worksite addresses. Check the original document for phased dates, updates and exceptions.

Genentech WARN notice — CA, 2023-03-23

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