Brian Gaddy

Gaddy Weis LLC
926 Cherry St
Kansas City, MO 64106

(T) 816.221.8989
(F) 816.472.3516

Brian Gaddy is a trial lawyer who has devoted his entire career to criminal defense.

With over 18 years of experience, he has represented individuals and companies in white collar and general criminal matters at the investigative, trial, appellate and post-conviction stages. He has broad experience with administrative, regulatory or civil proceedings that often accompany a white collar case. Brian also represents individuals and companies in connection with internal investigations and corporate governance matters.

Brian has extensive jury trial experience in state and federal courts. He has briefed and/or argued numerous direct appeals in state and federal appellate courts. He has authored several briefs in cases before the United States Supreme Court. Brian has also served as lead counsel for clients under criminal investigation where the filing of public charges was avoided or the matter was resolved.

Since 2007, Brian has been recognized by Best Lawyers in America for both white collar and general criminal defense. He has been included in the Kansas and Missouri Super Lawyers for over 6 years, and has been recognized by the Kansas City Business Journal as “Best of the Bar.” Brian is past-president of the Missouri Association of Criminal Defense Lawyers. He is a former member and committee chair of the Federal Practice Committee for the United States District Court for the Western District of Missouri. He served as an Adjunct Professor of Law at the University of Missouri-Kansas City School of Law for seven years. He serves as a master instructor for the KCMBA Inn of Court program, which teaches trial skills to new lawyers. Brian frequently lectures on criminal law topics at various continuing legal education seminars. Brian has received the highest rating possible of “AV” by Martindale Hubbell’s lawyer evaluation service.

In addition to his white collar practice, Brian is one of a select few lawyers who is qualified to serve as defense counsel in capital murder prosecutions in federal court. Brian has served as lead counsel in three capital murder cases where the death penalty was successfully avoided in each case.

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  • AV rated by Martindale Hubbell
  • Recognized in Best Lawyers in America for White Collar and General Criminal Defense (every year since 2007)
  • Listed in Super Lawyers for Missouri and Kansas (every year since 2007)
  • Listed in “Best of the Bar” for the Kansas City Business Journal

Professional Memberships and Associations

  • Missouri Bar Association
    • Member, Criminal Law Council, 2011
  • Kansas Bar Association
  • National Association of Criminal Defense Lawyers
  • Missouri Association of Criminal Defense Lawyers
    • Board Member, 2006 to 2013
    • Chair, Awards Committee, 2008 to 2010
    • President, 2011
  • Kansas City Metropolitan Bar Association
    • Chair, Criminal Law Committee, 2005
  • American Bar Association
  • Federal Practice Committee, US District Court for the Western District of Missouri
  • Member, 2006 to 2012
    • Committee Chair, 2011
  • KCMBA Blue Ribbon Committee to Rewrite Rules of Civility (2012-13)
  • Merit Selection Panel to Review Reappointment of US Magistrate Judge John Maughmer (2004)


  • University of Missouri-Kansas City School of Law (J.D. 1994, with distinction)
    • Technical Editor, UMKC Law Review
    • Order of Bench and Robe
    • Delta Theta Phi Legal Fraternity
    • Dean’s List
    • Ralph S. Latshaw Award, Outstanding Student in Criminal Law Courses (1994)
    • American Jurisprudence Award, Criminal Law (1991)
    • American Jurisprudence Award, Criminal Procedure II (1993)
  • University of Missouri-Columbia (BS in Accounting, 1990)
  • Participant, Western Trial Advocacy Institute (Laramie, Wyoming, 2002)

Bar Admissions

  • Supreme Court of Missouri, 1994
  • United States District Court, Western District of Missouri, 1994
  • United States Court of Appeals, Eighth Circuit 1994
  • Supreme Court of Kansas, 1995
  • United States District Court, Kansas 1995
  • United States District Court, Arizona 1997
  • United States District Court, Nebraska 2005

Published Works

  • A Review of Constitutional Principles to Limit the Reach of Federal Criminal Statutes, 67 UMKC Law Review 209 (1998)
  • Post Conviction Remedies, MISSOURI CRIMINAL PRACTICE (Mo Bar Deskbook 3rd and 4th Editions, Chapter and Chapter Supplements)
  • Co-Author, Amicus Brief filed on behalf of NACDL in the United States Supreme Court in United States v. Bates, 118 S. Ct. 298 (1998)

Lectures and Presentations

  • Adjunct Professor of Law, UMKC Law School, 1997 to 2004 (course on Criminal Sentencing Procedure)
  • Author and Lecturer: Criminal Law Update, UMKC 15 Hour Review of the Law (presented 3 times annually, 2001 to present)
  • Lecturer, We’ve Got a New Client: Keys to Finding and Minding a New Criminal Case, MACDL Paralegal Training, July 2012
  • Moderator and Presenter: The Ethics in Criminal Defense, UMKC CLE Film & Law Series, May 2012
  • Author and Lecturer: Case Law Update, Suppressing Evidence: How to Win Without Picking a Jury, MACDL Annual Meeting and Spring Seminar, April 2012
  • Master Instructor: Ross T. Roberts Inn of Court, KCMBA (2008 to present)
  • Lecturer: What if That Criminal Case Happened in Missouri, CLE in the City, AWL Annual Conference, November 2011
  • Panelist: Ethical Issues Arising in Federal Criminal Defense, Federal Criminal Litigation Judicial and Practitioner Perspectives Seminar, sponsored by US District Court for the Western District of Missouri, November 2011
  • Lecturer: The Future of Honest Services Fraud Prosecutions after Skilling v. United States, ABA Subcommittee on White Collar Crime, August 2010
  • Author and Lecturer: Criminal Case Law Update, MACDL CLE, 1997, 2006, 2007, and 2010
  • Planning Chair and Moderator: Examining Cross: Cross Examination Tips and Techniques from the Masters, MACDL, January 2008
  • Author and Lecturer: The New World of Federal Sentencing and its Impact at the State and Local Level, UMKC CLE, March 2005
  • Moderator: What Every Lawyer Should Know About Recent Changes in Federal and State Sentencing Procedures, KCMBA Bench Bar Conference, May 2004
  • Author and Presenter: Appellate Practice: Criminal Appeals, Missouri Bar CLE 2003
  • Author and Lecturer: Practical Evidence for Litigators, Missouri Bar CLE 2002
  • Panelist: Discussion of Apprendi v. New Jersey, ABA Subcommittee for White Collar Litigation, November 2000
  • Author and Lecturer: Appellate Practice: Criminal Appeals, Missouri Bar CLE 2000
  • Author: Annual Law Update: Criminal Law, Missouri Bar CLE (1995 to 2003)
  • Lecturer: Effective Legal Writing for Paralegals, Institute for Paralegal Education, 1999
  • Lecturer: Paralegals and the Litigation Team in Missouri, Institute for Paralegal Education, 1998
  • Author and Lecturer: Missouri State Sentencing Issues, MACDL Fall Criminal Practice Institute 1998

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Gaddy Weis LLC
926 Cherry St
Kansas City, MO 64106

(T) 816.221.8989
(F) 816.472.3516

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