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P. Mason Riley


Practice Areas:

  • Civil Litigation
  • Criminal Defense
  • Police and Fire Representation
  • Personal Injury

P. Mason Riley is an Indiana native who graduated from Indiana University in 2009 and Indiana University Robert H. McKinney School of Law in 2013. He joined Ruckelshaus Kautzman Blackwell in 2023.

Mason started his legal career in 2013 as a deputy public defender in Marion County, swiftly advancing to the Major Felony Division and ultimately assuming the role of court supervisor. As a public defender, Mason tried dozens of major felony jury trials, conducted hundreds of depositions, argued numerous pretrial motions, and helped his clients navigate all aspects of the criminal justice system. Mason brought his wealth of trial experience into his civil and criminal litigation practice at Ruckelshaus Kautzman Blackwell.


  • Indiana University Robert H. McKinney School of Law, Indianapolis, Indiana
    • J.D.
  • Indiana University, Bloomington, Indiana
    • B.A.
    • Major: Political Science
    • Major: Public Health

Bar Admissions

  • Indiana, 2013
  • U.S. District Court Southern District of Indiana, 2023
  • U.S. District Court Northern District of Indiana, 2023

Professional Associations & Memberships

  • Indianapolis Bar Association - Bar Leader Series, Class XX
  • Indianapolis Bar Association - Executive Committee Criminal Justice Section, Member
  • National Association of Criminal Defense Lawyers, Member