The Locke Law Group

Shannon W. Locke, ESQ.

69 Reviews

Shannon Locke is a Board Certified Criminal Defense Attorney. After working at a Fortune 500 company for three years, he attended the University of Arizona Law School and graduated in 2002. As an Assistant County Attorney in the Pima County Attorney’s Office, he prosecuted for the Misdemeanor Unit, the Vehicular Offenses Unit, the Property Crimes Unit and the Gang Unit. During his time with the Pima County Attorney’s Office, Mr. Locke first chaired fifty jury trials ranging from misdemeanors to gang crime. In 2005, Mr. Locke was the only prosecutor in Pima County to successfully first-chair two first degree murder trials.

After moving to San Antonio, Texas he worked in the Bexar County District Attorney’s Office. There, he prosecuted financial crimes in the White Collar Crime Unit. He recently left the Bexar County District Attorney’s Office and is using his trial experience and complex litigation skills. Whether it’s a misdemeanor DWI or a complex Federal case Mr. Locke will work to find the best possible solution for your case.

Areas of Practice:

  • Computer Crimes
  • Criminal Fraud
  • Drug Violations
  • Felonies
  • Grand Jury Proceedings
  • Identity Theft
  • Juvenile Crimes
  • Misdemeanor
  • Parole & Probation
  • Prosecution
  • RICO Act
  • Sex Offenses
  • Traffic Violations
  • Victims’ Rights
  • White Collar Crimes

Bar Admissions:

  • Arizona, 2002
  • Texas, 2005
  • U.S. District Court Western District of Texas, 2006


  • University of Arizona College of Law, Tucson, Arizona J.D.
  • Honors: National Moot Court Team, 2001 – 2002
  • Honors: Robert Moorman Bankruptcy Scholarship, 2001 – 2002
  • Macalester College, St. Paul, Minnesota B.A.
  • Honors: With Honors
  • Major: History

Past Employment Positions:

  • Pima County Attorney’s Office, Assistant County Attorney, 2002 – 2005
  • Bexar County District Attorney, Assistant District Attorney, 2005 – 2006

Pro Bono Activities:

  • 2000 Outstanding Law Student Volunteer Southern Arizona Volunteer Lawyers Program

“Mr. Locke was very patient, informative, and reliable at all times I would & will recommend him to anyone looking for a professional and trustworthy attorney. Believe me when I say that I am not the easiest person to get along with because I think that I know everything but in this case, Mr. Locke was still by my side and for that, I thank you for all of your hard work and patience.”

A Satisfied Client

“Shannon took time out of his busy schedule on a Saturday to meet with me to discuss my cases. He is very articulate, intelligent, experienced, knowledgeable and very professional. He comes very highly recommended. Thus far, he is my first choice in making my selection this week.”

Richard M.

“I did plenty of research on various attorneys in such short period of time and decided to go with Mr. Shannon Locke to represent my child who was charged with a Domestic Violence and saw no reviews. So, I went on to read his reviews and that is why I made him the choice. Mr. Shannon Locke is a true professional, he is dedicated to his client as well as the profession. Just from the few time speak with Mr. Locke, he is a very intelligent and passionate Criminal Defense Attorney who knows the law as well as care about his clients. He was not quick to judge but quick to listen and that revealed what he was all about.”

Karen W.


69 Reviews

“Mr. Locke and I have worked opposite each other on multiple Criminal and Civil matters. Mr. Locke has always been very professional and prepared to negotiate when he shows up for court appearances. He also has never been afraid to move forward to trial if negotiations didn’t resolve the matter. I endorse this lawyer.”

Daniel Palmer, Domestic Violence Attorney

“Shannon is an experienced trial attorney, who aggressively advocates for his clients. He is detailed-oriented and has a wide breadth of knowledge and experience in various criminal defense matters. I highly recommend him.”

Seth Gladstein, Medical Malpractice Attorney

“I endorse this lawyer. Shannon is an intelligent well spoken attorney who truly cares about his cases. I trust him 100%.”

Francisco Alvillar, Immigration Attorney


25 Endorsements