Mr Mark W. Lerner > Kasowitz Benson Torres LLP > New York, United States > Lawyer Profile

Kasowitz Benson Torres LLP
NEW YORK, NY 10019
United States
Mark W. Lerner photo

Work Department



Employment Practices and Litigation; Investigations and White Collar Defense


Mark W. Lerner, head of the firm’s Employment Practices and Litigation Group, is a trial lawyer with extensive experience representing employers and senior executives in all types of employment disputes, in federal and state courts and arbitration, involving Non-competition covenants in employment and asset-purchase agreements; Claims of discrimination, harassment and retaliation relating to gender, age, race, sexual orientation and other protected classes; Wage and hour actions, including claims of misclassification of workers and underpayment of wages under the FLSA and New York Labor Laws; Theft of employers’ trade secrets, customer lists, or corporate opportunities; and Compensation disputes, including relating to bonuses, carried interests, and severance payments.

An experienced former federal prosecutor, Mark also conducts internal investigations on behalf of firms and special committees of their Boards relating to claims of employee wrongdoing, including employees at the chief executive and other C-suite levels. He represents firms and their executives before law enforcement, including the Department of Justice, U.S. Attorney’s Offices, FBI, FINRA and the Department of Labor.

Mark also represents employers and employees in the negotiation and drafting of employment, consulting and severance agreements.

Mark has represented clients across a wide range of industries, including apparel, energy, financial services, hedge funds, private equity, real estate brokerage, development and management, print and television media, and philanthropy.


Connecticut; New York; U.S. Court of Appeals, Second Circuit; U.S. Court of Appeals, Third Circuit; U.S. Court of Appeals, Ninth Circuit; U.S. District Court, Southern District of New York; U.S. District Court, Eastern District of New York; U.S. District Court, Northern District of New York; U.S. District Court, Eastern District of Michigan


Stanford Law School (J.D., 1990); Amherst College (B.A., magna cum laude, 1984)

Lawyer Rankings

United States > Labor and employment > Labor and employment disputes (including collective actions): defense

Led by experienced trial lawyers, the team at Kasowitz Benson Torres LLP acts for a diverse range of clients, including individuals and businesses in the financial services, real estate, retail, and health care spaces, and is able to handle discrimination, harassment and retaliation claims, wages and hour class actions, enforcement of non-compete clauses, and the full range of enforcement matters before key agencies. The practice is led by Mark W. Lerner , an experienced employment litigator who acts for a number of high-profile clients across wage and hour actions, employee raiding, termination, and harassment claims, among others, while Jessica Taub Rosenberg , a consistent litigator on behalf of senior executives and employers facing a variety of labor claims, is another key senior team member. All lawyers mentioned are in New York.