After receiving his Juris Doctor from the University of Detroit Mercy, Jon J. McMullen was admitted to both the Washington and Oregon State Bars. He has successfully defended all types of criminal cases including DUI, drug offenses (including medical marijuana, large marijuana grow cases and methamphetamine manufacture), crimes of violence, sex crimes and homicide, winning many cases at trial. Mr. McMullen has been the criminal defense attorney of choice for many people who are involved in the criminal justice system including other lawyers, police officers, probation officers and court personnel.

While in law school, Mr. McMullen studied International Human Rights and Criminal Law in London, England. He worked with barristers on cases involving British prisoners in captivity around the world through the Prisoners Abroad Organization.

Mr. McMullen has practiced criminal defense throughout Washington and Oregon and has earned a reputation as a highly effective criminal defense advocate in both legal negotiation and when arguing in front of judges and juries.  He was chosen by a poll of attorneys throughout the state as a “Rising Star” in Washington Law and Politics magazine for three years. He is a member of the National Association of Criminal Defense Lawyers, the Washington Association of Criminal Defense Lawyers, Washington State Trial Lawyers Association, the American Trial Lawyers Association, and the Washington and Oregon State Bars Criminal Defense Sections. Jon McMullen has been asked to speak and moderate in various legal seminars focusing on the defense of DUI, Domestic Violence, and legal ethics.  He has served as a legal expert/commentator for a variety of news programs on criminal defense issues.