Gregory B. Simon's Profile Image

Gregory B. Simon

Phone: 312-924-2880

Chicago-based attorney Greg Simon brings over 15 years of legal expertise and knowledge to his practice, which concentrates solely in the area of securities law. He represents investors in investment fraud FINRA arbitrations throughout the United States. He also provides legal services to financial advisors faced with employment-related disputes and regulatory investigations. Greg has personally tried over 35 FINRA arbitrations to final award.

Clients who work with Greg and his law firm know they are hiring an attorney with deep financial industry legal experience. Prior to opening his firm, Greg represented investors, financial advisors, and some of the world’s biggest financial institutions in private practice at multiple law firms, including as a Shareholder at Greenberg Traurig, a large international firm. Additionally, Greg served as a Vice President in Morgan Stanley’s Legal and Compliance Department for nearly six years. In that role, Greg handled numerous investor claims and employment disputes, as well as investigations initiated by various regulatory bodies, such as the SEC, FINRA and state regulators. Greg also offers clients the benefit of his experience as a Director in the Compliance Department at Cboe Global Markets, the largest U.S. options exchange and second-largest U.S. stock exchange operator. Finally, Greg is a trained mediator. He brings to his practice an extensive knowledge-base of the financial services industry that truly makes a difference in his clients’ cases.

Greg lives in the Chicago area with his wife, two sons, and black cat named Lucky. When not practicing law, he enjoys rooting for his Chicago Blackhawks and Chicago Cubs, golfing, and skiing.

Practice Areas

  • Investment Fraud
  • Financial Advisor Employment Claims
  • Regulatory Investigations
  • Mediation


  • Chicago-Kent College of Law, J.D., 2002
  • University of Illinois, Champaign-Urbana, B.A., 1999

Bar Admissions

  • State of Illinois
  • United States District Court, Northern District of Illinois
  • United States District Court, Northern District of Indiana
  • United States Court of Appeals for the 11th Circuit


  • Center for Conflict Resolution, Mediation Skills Training

Professional Associations

  • Chicago Bar Association
    Securities Law Committee
    Alternative Dispute Resolution Committee
  • Public Investors Arbitration Bar Association ("PIABA")

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