Michael Posner is a founding partner of Posner & Rosen LLP. Mr. Posner is a trial lawyer who represents unions and employees. Mr. Posner represents clients in trials, arbitrations, mediations and other forms of dispute resolution.

Mr. Posner is a Fellow of the College of Labor and Employment Lawyers. He is a member of the Council of the American Bar Association, Labor & Employment Section, the Section's governing body. From 1994 to 1997, Mr. Posner was the Union Co-Chair of the Committee on the Development of Labor Law Under the National Labor Relations Act and one of the Editors in Chief of the Developing Labor Law supplements. He was the initial Union Co-Chair of the Committee on Ethics and Professionalism.

Mr. Posner is a member of the California State Bar Labor and Employment Law Section, the Los Angeles County Bar Association Committee on Labor Law and its Executive Committee, and the Los Angeles Advisory Council of the American Arbitration Association. Mr. Posner is a frequent speaker at American Bar Association, Los Angeles County Bar Association, American Arbitration Association and ALI-ABA programs.

From 1997 to 1998, Mr. Posner was the Co-Chair of the Entertainment Industry Labor Law Conference of the Los Angeles County Bar Association Labor Law Committee.

Mr. Posner obtained his Juris Doctor from Loyola University School of Law in 1968. From 1970 to 1975, he was an Associate Professor at Glendale College of Law.