About Brian J. Poronsky

Brian Poronsky defends trading firms, investment banks, and futures and securities brokers in litigation and regulatory investigations involving futures and securities trading. With an exclusive focus on disputes in the financial services industry, Brian brings a strong understanding of his clients' business operations, structures, goals and regulatory pressures to every matter.

An exclusive focus on financial services regulation and litigation

With deep knowledge of the futures and securities industry, and an ability to understand and analyze complex financial instruments and trading strategies, Brian represents broker-dealers, futures commission merchants, banks, and public and private companies before the SEC, CFTC, exchanges and other self-regulatory organizations. He also has an active litigation and arbitration practice, successfully representing financial services clients in state and federal courts and before arbitration panels. Brian has experience in all stages of litigation, including pre-litigation counseling, dispositive motion practice, mediation and hearings on the merits.

Practice Focus

  • Financial services regulation and litigation
  • Securities regulation and litigation

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Practices
Industries
Education
  • Northwestern University School of Law, JD, cum laude
  • DePaul University, BS
Bar Admissions
  • Illinois
Recognitions
Recognized or listed in the following:
  • Leading Lawyers Network
    Emerging Lawyer, 2015
  • Super Lawyers Rising Stars
    Illinois, 2014–2016
Award Methodologies