Quest Diagnostics has a WARN Act filing history stretching from September 2020 to June 2024, with 5 notices affecting 505 employees in total. Filings are concentrated in Pennsylvania (3) and Maryland (1), with additional notices across 1 other state. Notices include 2 facility closures and 2 layoffs and 1 layoff. The largest single filing affected 154 employees in Horsham, PA (July 2021). There have been no new filings in the past 12 months.

Under the WARN Act (Worker Adjustment and Retraining Notification Act), employers with 100 or more employees are required to provide 60 days advance notice before conducting plant closures or mass layoffs. These notices are filed with state labor departments and are public record.

Filing Identities (2)

This page aggregates WARN Act notices filed under 2 related names:

Quest Diagnostics
Quest Diagnostics, Inc.

Layoff History

Employees affected over time

All WARN Act Notices

Location	Effective Date	Employees	Type
Norristown, PA	Jun 1, 2024	121	closure
Horsham, PA	Jul 16, 2021	154	layoff
Unknown, MD	Sep 27, 2020	52	layoff
Troy, MI	N/A	57	closure
Egypt Road Norristown, PA	N/A	121	closing

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