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Case

Avantor Performance Materials, LLC

 
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Case Number: 22-CA-392669

Date Filed: 08/12/2026

Status: Open

Location: Phillipsburg, NJ

Region Assigned: Region 22, Newark, New Jersey


Docket Activity

Date sort ascending Document Issued/Filed By
08/12/2026 Signed Charge Against Employer* Charging Party

The Docket Activity list does not reflect all actions in this case.

* This document may require redactions before it can be viewed. To obtain a copy, please file a request through our FOIA Branch.

Related Documents

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Allegations

  • 8(a)(5) Repudiation/Modification of Contract [Sec 8(d)/Unilateral Changes]
  • 8(a)(5) Refusal to Furnish Information
  • 8(a)(1) Denial of Access

Participants

Participant Address Phone
Charging Party
Legal Representative
Grewe, Zachary
United Steel, Paper and Forestry, Rubber, Manufacturing, Energy, Allied Industrial and Service Workers International Union, AFL-CIO CLC
 60 Boulevard of the Allies, Room 807
Pittsburgh, PA
15222
 (412)562-2518
 
Charged Party / Respondent
Employer
Avantor Performance Materials, LLC
 Phillipsburg, NJ
08865
 
Charging Party
Union
UNITED STEEL, PAPER AND FORESTRY, RUBBER, MANUFACTURING, ENERGY, ALLIED INDUSTRIAL AND SERVICE WORKERS INTERNATIONAL UNION, AFL-CIO/CLC
 Pittsburgh, PA
15222
 

Related Cases

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