As one of the founding partners of Tuckner, Sipser, Weinstock & Sipser, LLP, Mr. William Sipser has been a leading practitioner in the area of Labor Law and Employment Law Discrimination for almost thirty years. His practice includes extensive litigation experience in state and federal courts, and before several governmental agencies involving representation of individuals and labor unions. Mr. Sipser has prosecuted significant cases, including appeals before the Appellate Division of the State of New York as well as the federal Court of Appeals for the Second Circuit. He argued a critical employment discrimination issue before the New York State Court of Appeals, New York’s highest court, in September 2004. Mr. Sipser has briefed, argued and won important cases before the New York State Appellate Division, First Department, in Manhattan. Mr. Sipser has also tried hundreds of administrative cases and arbitrations concerning employment issues, including grievances and discharge cases.
Recognized for his success in participating in employment discrimination alternative dispute resolution, Mr. Sipser was one of the featured speakers and participants in a forum on mediation of employment disputes in a continuing legal education seminar held at Benjamin N. Cardozo School of Law.
Mr. Sipser served as an Assistant Commissioner for Labor Relations in the New York City Department of Correction, where he was responsible for ensuring stable labor relations in this major city agency, with its approximately 13,000 uniformed and civilian employees. He also served as an Associate in the law firm of Sipser, Weinstock, Harper & Dorn, LLP, and worked extensively and closely with his late father, I. Philip Sipser, who was one of the foremost labor attorneys in the country.
Mr. Sipser graduated from Benjamin N. Cardozo School of Law where he was an Associate Editor of the Association of Student International Law Societies’ International Law Journal.
Mr. Sipser is admitted to the New York State Bar, the Washington D.C. Bar, the New Jersey State Bar, the United States District Courts in the Southern and Eastern Districts of New York as well as the District of New Jersey and the Second Circuit United States Court of Appeals.
|Award name||Grantor||Date granted|
|Super Lawyer||Super Lawyers||2018|
|Super Lawyer||Super Lawyers||2017|
|Super Lawyer||Super Lawyers||2016|
|Super Lawyer||Super Lawyers||2015|
|Super Lawyer||Super Lawyers||2014|
|Super Lawyer||Super Lawyers||2013|
|Super Lawyer||Super Lawyers||2012|
|Partner||Tuckner, Sipser, Weinstock & Sipser, LLP||1992 - Present|
|Assistant Commissioner for Labor Relations||New York City Department of Correction||2015 - 2015|
|Associate||Sipser, Weinstock, Harper & Dorn, LLP||2015 - 2015|
|Association name||Position name||Duration|
|New York City Department of Correction||Assistant Commissioner||N/A|
|New York State Bar Association||Admitted||N/A|
|International Law Journal||Associate Editor for Association of Student International Law Societies' International Law Journal||N/A|
|University of Wisconsin||BA||1981|
|Yeshiva University, Benjamin N. Cardozo School of Law||JD - Juris Doctor||N/A|
|Forum on Mediation of Employment Disputes, CLE||Mediation of Employment Disputes||N/A|
|JEANNETTE R. SMITH, Plaintiff, -against- NEW YORK CITY DEPARTMENT OF HOMELESS SERVICES and THE CITY OF NEW YORK, Defendants.||Defeated motion to dismiss|
|Jay Mitchell Bauman, M.D., Appellant-Respondent, v The Mount Sinai Hospital et al., Respondents-Appellants.||Dismissal of case reversed|
|Lee Saunders et al., Respondents-Appellants, v. New York City Health and Hospitals Corporation, Appellant-Respondent.||Court upheld case asserting illegal use of temporary employees|
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