Nicholas Diamand

Top rated Securities Litigation attorney in New York, New York

Lieff Cabraser Heimann & Bernstein, LLP
Nicholas Diamand
Lieff Cabraser Heimann & Bernstein, LLP

Practice Areas: Securities Litigation, Consumer Law, International

Licensed in New York since: 2003

Education: College of Law

Selected to Super Lawyers: 2013 - 2023 Selected to Rising Stars: 2012

Lieff Cabraser Heimann & Bernstein, LLP

250 Hudson Street
8th Floor
New York, NY 10013-1413 Phone: 212-355-9500 Email: Nicholas Diamand Visit website


Nicholas Diamand is a partner in Lieff Cabraser’s New York office with a practice focused on domestic and international securities fraud, digital privacy, and consumer fraud cases.

Nick’s present and past case work concerning securities and financial fraud includes litigation in the U.S. or internationally against BoeingDanske, Emergent Biosolutions SteinhoffFacebookAIGBank of New York Mellon, and Bank of America. He was actively involved in the Wells Fargo Shareholder Derivative Litigation in which Lieff Cabraser served as Court-appointed Co-Lead Plaintiffs’ Counsel; in April 2020, the Court granted final approval to a settlement including a $240 million cash payment and corporate governance reforms.

He acts or has acted in digital privacy litigation against GoogleFacebookLinkedIn, and Sony, among others, as well as on behalf of children and their parents in data breach litigation against Disney, Viacom and other online game and app producers alleging violations of unlawful export, exploitation, and monetization of children’s personal information from mobile games without parental consent. Nick is also working on consumer litigation against Volkswagen, and previously litigated against British Airways, as well as against the nation’s largest banks for their unfair and deceptive practices to maximize the occurrence of overdraft fees, and against oil companies for the recovery of gas royalty underpayment claims in which plaintiffs recovered more than $100 million in cash and future benefits.

First Admitted: 1999

Professional Webpage:

  • “Lawdragon 500 Leading Plaintiff Financial Lawyers in America,” Lawdragon, 2020-2023; “Super Lawyer for New York Metro,” Super Lawyers, 2013-2022; “Super Lawyers Business Edition” (Securities Litigation), Super Lawyers, 2016; “Rising Star for New York Metro,” Super Lawyers, 2012, Lieff Cabraser Heimann & Bernstein
Scholarly Lectures/Writings:
  • Panelist, “Current Issues in Retail Markets,” Federal Bar Council Webinar, December 2021; Panelist, “Amendment to Fed R. Civ. P. 23: Impact on Securities, Antitrust, Consumer & Data Breach Class Action Practice,” Federal Bar Council Webinar, December 2018; Speaker, Strafford CLE webinar “Ethical Risks in Class Litigation,” 2015; Speaker, International Corporate Governance Network Conference, 2014
Bar/Professional Activity:
  • American Association for Justice (Chair, Consumer Privacy/Data Breach Litigation Group, 2016-2018); Association of the Bar of the City of New York; New York State Bar Association; Public Justice Foundation; Public Citizen
Educational Background:
  • College of Law, London, England C.P.E. – 1997; College of Law, London, England, L.P.C. – 1997, Honors: Commendation; Columbia Law School, New York, New York, LL.M. – 2002, Honors: Stone Scholar; Columbia University, New York, New York, B.A. (magna cum laude) – 1992;

Office location for Nicholas Diamand

250 Hudson Street
8th Floor
New York, NY 10013-1413


11 Years Super Lawyers
1 Year Rising Stars
  • Super Lawyers: 2013 - 2023
  • Rising Stars: 2012

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