William David Pollak


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William D. Pollak is a versatile commercial litigator who leverages over a decade of experience to represent companies and individuals in a wide range of high stakes litigation and complex regulatory matters, with a focus on securities, derivative, antitrust, RICO, and class action lawsuits. Will is a business-minded lawyer who provides clients with creative strategies, sound advice and cost-effective solutions to their most pressing matters.

Will also has a wealth of experience representing clients in some of their most challenging internal investigations, as well as white collar and regulatory matters including investigations by the Securities and Exchange Commission, the Financial Industry Regulatory Authority, the Commodity Futures Trading Commission, the U.S. Attorney’s office, various state attorneys general and the Department of Justice. His practice focuses on representing companies as well as individuals in matters involving allegations of fraud, violations of anti-bribery laws, insider trading, money laundering, public corruption, antitrust, and other financial crimes.


Honors & Awards

  • Recommended by The Legal 500 US for ERISA Litigation (2022)


Bar Admissions

  • New York
  • California

Court Admissions

  • US District Court, Central and Northern Districts of California, Eastern and Southern Districts of New York, and Colorado
  • US Court of Appeals, Second and Ninth Circuits


  • University of Michigan Law School, J.D.
  • Princeton University, B.A.

Professional Activities


  • "Despite DOL Proposed Rule, ESG Investing Faces Barriers" Law360 (December, 2021)


  • U.S. District Court, New York (Southern), Pitman, Harry

Commercial Litigation

  • Defended Reliance Trust Company in trial of putative class action alleging various fiduciary breaches and prohibited transactions under ERISA arising from investment selections and recordkeeping fees in connection with a 401(k) plan.
  • Represented a Fortune 100 company in a class action securities fraud and derivative suit alleging fraudulent misrepresentations.
  • Successfully defended a global financial firm in various state court actions around the country alleging that various investment banks and prime brokerages engaged in market manipulation and RICO violations in connection with alleged “naked short selling”
  • Obtained dismissal of claims against a leading financial institution in a billion-dollar dispute related to a Latin American submarine telecommunications cable network
  • Won an arbitration related to the alleged improper accounting for revenue earned after the close of an acquisition.
  • Lead associate for a global financial institution in a commercial litigation involving alleged securities fraud related to the valuation of various early stage pharmaceutical drugs. 
  • Obtained dismissal of state-law class action and derivative claims brought by a putative class of shareholders in connection with alleged misrepresentations by a hedge fund.
  • Obtained dismissal of a patent infringement lawsuit against a leading health insurance company related to the alleged improper development of a new healthcare technology involving electronic medical records.
  • Represented the joint administrators of Lehman Brothers International (Europe) in connection with more than $10 billion of claims against Lehman Brothers Inc. in the largest SIPC bankruptcy case in history
  • Representing a leading private equity firm in several lawsuits filed against its portfolio companies.