Official filing · original source linked

Proterra Operating WARN notice — CA, 2023-01-19

Name: Proterra Operating Company, Inc. WARN notice
Creator: California Employment Development Department

Proterra Operating Company, Inc. reported 87 workers affected in Los Angeles. Notice date: Jan 19, 2023; planned effective date: Mar 31, 2023.

Raw employer name: Proterra Operating Company, Inc.
Canonical company: Proterra Operating →
Workers affected: 87
Event type: layoff
Filing status: filed
Notice / received date: Jan 19, 2023
Effective date: Mar 31, 2023
City: Unavailable
County: Los Angeles →
State: California →
ZIP: 91789
Reported location: Los Angeles
Published address: 383 Cheryl Lane Walnut CA 91789
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 / proterra-operating-company-inc|383-cheryl-lane-walnut-ca-91789|2023-01-19

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": "01/19/2023",
    "received_date": "01/20/2023",
    "effective_date": "03/31/2023",
    "company": "Proterra Operating Company, Inc.",
    "reported_location": "Los Angeles County",
    "workers": "87",
    "type": "Layoff Permanent",
    "address": "383 Cheryl Lane Walnut CA 91789"
  },
  "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": 21
}

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
Proterra OperatingSan Mateo, CA	48	Jul 28, 2023	Jun 27, 2023	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.