-High Stakes Litigation
-Class Actions-Mass Torts
-Labor, Employment and Employee Benefits

Mark G. Boyko

Mark practices primarily in the area of complex fiduciary breach and prohibited transaction litigation, representing clients in actions brought under the Employee Retirement Income Security Act of 1974 (ERISA).

Mark earned his bachelors in economics from the University of Illinois, then went to the University of Missouri, where he earned his law degree in 2004 along with a certificate in Dispute Resolution. In 2005 Mark earned a Masters of Law from New York University where he studied complex multi-party litigation and dispute resolution.

Mark has been involved in all aspects of class litigation, from organizing and investigating cases against over a dozen companies, such as Ameriprise Financial and Lockheed Martin, to mediating the settlement of ten cases for a total of over $300 million. He has class action trial experience, securing a verdict for employees and retirees based on self-dealing by their employer in their 401(k) plan, and has experience at the appellate and U.S. Supreme Court level.

Mark is on the ABA Section of Litigation’s Class Action and Derivative Suits Committee and is a member of the Board of Places for People, a St. Louis area non-profit focused on serving adults with severe, persistent mental illness as well as co-occurring challenges, such as drug addiction, HIV, or prior suffering as a victim of state-sponsored terrorism. Mark recently retired from his position as a professional soccer referee.

Mark lives in St. Louis with his wife and two children.

Professional Involvement 

Bar Admissions

  • New York, 2005
  • Missouri, 2005
  • Illinois, 2006