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Summit Polymers Layoffs & WARN Notices — 405 Workers Affected

All WARN Act mass layoff and plant closure notices filed by Summit Polymers.

Data updated

2
Total Notices
405
Workers Affected
2
States
2006
First Filing
2009
Latest Filing

Summit Polymers WARN Act Filings

WARN Act layoff notices
CompanyLocationEmployeesNotice DateType
Summit PolymersPortage, MI215Closure
Summit PolymersColumbia, MO190Closure

Summit Polymers Layoff FAQ

Is Summit Polymers laying off in 2026?
Summit Polymers has no 2026 WARN notices on record. The most recent WARN Act filing was in 2009.
How many layoffs has Summit Polymers had?
Summit Polymers has filed 2 WARN Act notices affecting a total of 405 workers across 2 states.
When was Summit Polymers's most recent layoff?
Summit Polymers's most recent WARN Act filing was on 2009-01-08.
What states has Summit Polymers laid off workers in?
Summit Polymers has filed WARN Act notices in: Michigan, Missouri.
What is the WARN Act?
The Worker Adjustment and Retraining Notification (WARN) Act is a federal law that requires employers with 100 or more employees to provide 60 calendar days' advance notice of plant closings and mass layoffs.
How do I get notified about Summit Polymers layoffs?
Subscribe using the form above to receive free daily email alerts whenever new WARN Act notices are filed. You can also set up custom filters and webhooks with a paid API plan at warnfirehose.com/pricing.

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