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Yonatan (Yoni) Grossman-Boder is a special labor relations counsel in the Labor & Employment Law Department. Yoni assists clients in a wide range of labor and employment law matters, including litigations, administrative proceedings, arbitrations, internal investigations, labor-management relations and claims of employment discrimination, harassment, retaliation, and wrongful termination. He frequently represents clients across a variety of industries and sectors, including educational institutions, financial services, media and entertainment companies, health services and professional services.

Yoni clerked for the Honorable Richard M. Gergel of the U.S. District Court for the District of South Carolina.  While attending Duke University School of Law, Yoni served as the publication and lead articles editor of Law and Contemporary Problems.

Prior to coming to Proskauer, Yoni served as a legal intern at the New York Human Resources Administration Employment Law Unit. As a legal intern, he worked on a variety of employment matters, including employment discrimination investigations and litigation. While a summer associate at Proskauer, Yoni co-authored an article on retiree health care benefits under ERISA titled "Understanding M&G Polymers v. Tackett," published by Benefits Magazine in April 2015.

The National Institutes of Health (NIH) has withdrawn recognition from the union representing its postdoctoral and graduate student fellows.  In the email announcing the decision, the NIH stated it withdrew recognition because the fellows are not “employees.”  Unionization at federal agencies like the NIH is regulated by the Federal Labor

On March 6, 2026, the Sixth Circuit issued its decision in Brown-Forman Corporation v. NLRB, marking the first appellate rejection of the National Labor Relations Boards’ (“NLRB” or “Board”) Cemex framework.  As previously reported, in August 2023, the Board issued Cemex, which upended 50 years of precedent

On January 28, 2026, the D.C. Circuit declined former National Labor Relations Board (“NLRB” or “Board”) member Gwynne Wilcox’s request for en banc review of its prior decision upholding her termination, which we covered here

Wilcox’s suit challenges President Donald Trump’s decision to fire her without cause, despite the

New York construction-industry employers should be aware of a significant change to the state’s Paid Family Leave (“PFL”) law.  On December 19, Governor Kathy Hochul signed Assembly Bill 4727 (“A4727”) into law, expanding PFL eligibility to many construction workers who work for multiple employers under a collective bargaining agreement each

On December 18, 2025, the U.S. Senate confirmed the appointments of Members Scott Mayer and James Murphy, and General Counsel (“GC”) Crystal Carey, to the National Labor Relations Board (“NLRB” or the “Board”).  Eleven months after Member Gwynne Wilcox’s unprecedented firing, the Board has regained a three-Member quorum and

In a significant decision, the Third Circuit Court of Appeals held on December 3, 2025 that federal courts lack jurisdiction to issue injunctions that would halt ongoing National Labor Relations Board (“NLRB”) administrative proceedings—even when an employer frames its challenge as a constitutional attack on the NLRB’s structure.

The ruling