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Jon M. Martinez is a criminal defense attorney who is determined to fight for the rights of every one of his clients, whether they are charged with shoplifting or first-degree murder. Mr. Martinez has shown an outstanding understanding of the law mixed with excellent trial skills and compassion for his clients. Mr. Martinez has used his skills to obtain over 100 dismissals and not guilty verdicts in the past two years alone.
Education
Born and raised in Orange County, California, attorney Jon M. Martinez graduated with high honors and attended the University of Arizona to continue his education. At the University of Arizona, Mr. Martinez earned a bachelor’s degree in political science and psychology with honors.
Mr. Martinez then focused his energy on pursuing his lifelong passion of attending law school. Mr. Martinez scored in the 96th percentile during the law school examination and eventually took a scholarship offer to a top 20 law school at the Boston University School of Law. While going to law school, Mr. Martinez decided to obtain his Master’s Degree from the nationally recognized Boston University College of Communications and graduated with both a law degree and a master’s from Boston University.
Professional Development
Upon graduating from Boston University with a law degree and a master’s degree, Mr. Martinez accepted a position at the Maricopa County Attorney’s Office as a criminal prosecutor. He quickly excelled as a prosecutor and was the first in his class of more than 25 prosecutors to move up to a trial group and also was the first to move up to a Major Crimes division. As a Major Crimes prosecutor, Mr. Martinez was in the Vehicular Crimes unit that is responsible for prosecuting all felony crimes involving a vehicle and alcohol or drugs, including prosecuting numerous Felony DUI cases as well as Aggravated Assault with a Deadly Weapon, Manslaughter and Murder.
In February, 2008, Mr. Martinez decided to leave the Maricopa County Attorney’s Office in order to join a criminal defense firm in Arizona. While at this firm, Mr. Martinez honed his trial skills and obtained numerous jury verdicts of Not Guilty and many more cases that resulted in complete dismissal of the charges before trial. Mr. Martinez gained a reputation for being both an aggressive trial attorney and one who genuinely cared about his clients. He has handled a variety of cases ranging from juvenile crimes, misdemeanor crimes and all felony crimes including first-degree murder.
After years at his previous criminal defense firm, Mr. Martinez opened the Jon M. Martinez Criminal Law Group to allow him to give the personal attention and superior defense that he believes every client deserves. Mr. Martinez is determined to work personally with every client that walks into his office no matter the charges and he makes it a personal goal to get the absolute best outcome possible for each and every client.
The Jon M. Martinez Criminal Law Group
At the Jon M. Martinez Criminal Law Group, we are dedicated to providing you with the absolute best possible defense for every client. Attorney Jon M. Martinez will work with you every step of the way to explain the legal process and help you through this traumatic and stressful time in your life. We believe that nobody should be defined by their worst day and we will never treat you as just another case number. We will work to get to know who you really are as opposed to who the police report says you are and we will do everything possible to win your case.
For a free consultation, call the Jon M. Martinez Criminal Law Group today at (480) 745-1572 or email attorney Jon M. Martinez directly at
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Chat withState: Arizona
Acquired: 2007
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40 N. Central Avenue, Suite 1400, Phoenix, AZ, 85048
40 N. Central Avenue, Suite 1400, Phoenix, AZ, 85004-4436
17 Client Reviews
Showing 1 - 2 of 2 reviews | Communication Style
Posted by Nadia | July 19, 2013 | Criminal Defense
More Than Just Another Attorney!
My husband and I first worked with Jon during a criminal traffic case in which he was able to get two criminal traffic charges dropped down to a minor speeding ticket that the prosecutor was willing to let my husband go to traffic school and have everything completely washed away. Unfortunately, the ...
Posted by Alex | September 19, 2011 | Violent Crime
GREAT LAWYER!
Mr. Martinez was a true delight to work with, and I’m lucky to have found him when I did. I was charged with aggravated assault with a deadly weapon and assigned a public defender that advised me to take a plea that would send me to prison for 5 years. Before going any further, I found Mr. Martinez...
"Jon and I began our careers together at the Prosecutor's office. Early on, Jon developed the reputation of being a fearless, aggressive and effective advocate. His unabashed zeal for fighting in trial has produced tremendous results for his clients time and again."
"Jon has the knowledge and experience in DUI and criminal cases to get great results for clients. I endorse this lawyer."
"Jon and I previously worked together at the Maricopa County Attorney's Office. I know Jon to be especially knowledgeable in DUI and vehicular matters. Jon works diligently for his clients and I endorse him."
"I previously worked with Mr. Martinez when he was a prosecutor, and I have firsthand knowledge that he is an effective advocate."
"I have known Mr. Martinez for many years. I would not hesitate to recommend him to anyone in need of a great attorney."
"Jon is an excellent trial lawyer who genuinely takes an interest in every case and client. He has a wealth of knowledge and breadth of experience that serves his clients well in the area of criminal defense."
"I endorse this lawyer. Jon used to be a vehicular crimes prosecutor. He and I have battled it out in a few cases. Jon is very knowledgeable and an excellent attorney."
"I endorse this lawyer. I have worked with Mr. Martinez in the legal community for several years. He is a very good attorney that gets great results for his clients."
"I highly recommend Jon Martinez. I have worked with Jon both as opposing counsel and as a fellow criminal defense attorney. He truly cares for his clients and I would not hesitate to recommend him to anybody who needed his help."
"I have known Jon for years and know him to be an aggressive and extremely competant advocate for his client's. I highly endorse him as a lawyer."
"I first met Mr. Martinez as a prosecutor where he earned the reputation as a knowledgeable and aggressive trial attorney. Mr. Martinez used his understanding of the law and legal skills to move up quickly as a prosecutor where he handled many very serious cases. As a defense attorney Mr. Martinez has utilized his knowledge and skills to aggressively represent his clients and I'm confident in giving him my endorsement."
"I endorse this lawyer. I worked with Jon when he was both a Maricopa County Attorney and when he was an associate at the Knowles Law Firm. He is an excellent attorney and litigator. I have seen him accomplish great things on behalf of his clients. He is also well respected by prosecutors, fellow attorneys, and the bench. He is one of the few attorneys I would consider calling if I was ever charged with a crime."
"Jon Martinez is an excellent trial lawyer and I highly recommend him to anyone in need of an experienced and talented criminal defense attorney. As a former prosecutor, I have had the unique opportunity to work with Jon as opposing counsel. As a result, I can say without hesitation that Jon is a fantastic trial attorney and major contender within the Phoenix legal community. Jon fights hard for his clients and leaves no stone unturned. Through diligent investigation, Jon often finds and addresses legal and factual flaws in the state’s case that make the difference between a prison offer and a dismissal. I have seen first hand how Jon's hard work and commitment to his clients has resulted in the outright dismissal of very serious, class two felony charges. If you are looking for results that count, you can’t go wrong with Jon Martinez."
"I have worked with and against Mr. Martinez for years. He is an extraordinary defense attorney who was also a prosecutor. Mr. Martinez previously prosecuted serious vehicular crimes in Maricopa County, Arizona. This experience gives him an insight that few other defense attorneys have in Arizona. I strongly endorse Mr. Martinez."
"I endorse this lawyer. He is as worthy an advocate as there is. Jon has superior confidence in the courtroom and at the negotiationstable. I recommend jon to anyone seeking top notch representation!"
"Jon Martinez is an excellent lawyer. He has a very thorough knowledge of the law and has lots of trial experience which will benefit any potential client looking for a lawyer. He works hard, provides sound advice, and does everything he possibly can for his clients. I've seen him get tremendous results for his clients. I would recommend anybody needing a lawyer to use Jon's services."
Criminal defense lawyer
Criminal defense lawyer
Criminal defense lawyer
Criminal defense lawyer
Family lawyer
Criminal defense lawyer
DUI and DWI lawyer
DUI and DWI lawyer
Criminal defense lawyer
DUI and DWI lawyer
Criminal defense lawyer
DUI and DWI lawyer
Criminal defense lawyer
Criminal defense lawyer
Criminal defense lawyer
2009
Attorney of the Month, Maricopa County Attorney's Office
2008
Attorney of the Month, Maricopa County Attorney's Office
2008
Attorney of the Month, Maricopa County Attorney's Office
2009 - 2011
Attorney, Knowles Law Firm, PLC
2007 - 2009
Deputy County Attorney, Maricopa Country Attorney's Ofc
Member
Member
Former Prosecutor
Member
Member
Member
Not Guilty
Not Guilty
Dismissed
Dismissed
Dismissed at trial
Not Guilty After Trial
Dismissed
Dismissed
Dismissed
Dismissed
N/A
Juris Doctorate
N/A
Master
N/A
BS - Bachelor of Science
N/A
BS - Bachelor of Science
English
Spanish
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