Jason Karpel

Partner / Director of Attorney Development

BAR ADMISSION

Arizona

HONORS AND AWARDS

Board Certified Criminal Law Specialist – Arizona Board of Legal Specialization
Board Certified DUI Specialist – National College of DUI Defense
Avvo Client choice award 2016 – 2021
Super Lawyers Rising Star 2020 – 2026
Martindale-Hubbell Client Choice Award 2018, 2019, 2020
Top 40 trial attorneys under 40 years old

PROFESSIONAL ASSOCIATIONS AND MEMBERSHIPS

National Association of Criminal Defense Lawyers
State Bar of Arizona, Criminal Law Section
National College for DUI Defense
Arizona Trial Lawyers Association
Maricopa County Bar Association
Arizona Attorneys for Criminal Justice

ADDITIONAL MENTIONS

Fluent in Russian
Extensive Trial Experience
Former Varsity Wrestler, Arizona State University
Former professional MMA fighter

Jason Karpel

Partner / Director of Attorney Development

Jason Karpel was born and raised in Chicago, Illinois. After high school, he attended Arizona State University, where he earned a Bachelor’s degree in Interdisciplinary Studies. Drawn to Arizona, Jason remained in the state to attend law school, where he served as a teaching assistant and worked for a criminal defense firm. Upon graduating, he immediately passed the Arizona Bar Exam and began pursuing his lifelong passion for criminal defense.

Jason joined DM Cantor in 2017 and became a partner in 2023. In 2025, he achieved Board Certification in Criminal Law through the State Bar of Arizona and also became a Board-Certified DUI Specialist through the National College of DUI Defense. Jason is one of only three attorneys in Arizona to hold dual board certifications in both Criminal Law and DUI Defense.

Throughout his career, Jason has exclusively practiced criminal defense. He is a highly effective, aggressive, and accomplished trial attorney who handles a wide range of cases, including homicides, sex crimes, drug offenses, DUI cases, vehicular crimes, and appeals. Jason has completed more than 75 jury trials to verdict and has been recognized as a Southwest Super Lawyers “Super Lawyer” from 2020 through 2026.

Client Review

“It was a pleasure to work with Jason Karpel and I consider it my good fortune to be represented by Jason Karpel and David Cantor. I highly endorse Jason Karpel and will gladly recommend him to anyone for legal matters.”

– Avvo Review

Representative Cases:

Obtained acquittals at numerous Jury Trials on felony and misdemeanor allegations including Aggravated DUI, DUI, Assault, Public Sexual Indecency.
Successfully represented numerous people in vehicular crime allegations such as Hit and Run, Aggravated DUI, Manslaughter, Aggravated Assault with a Deadly Weapon, DUI, and other driving offenses throughout Arizona.
Successfully represented numerous individuals accused of Drug Possession, Sale, and Transportation throughout Arizona.
Successfully represented numerous people accused of Domestic Violence allegations such as Assault, Kidnapping, Disorderly Conduct, and Criminal Damage.
Successfully represented numerous people at administrative hearings.

BAR ADMISSION

Arizona

HONORS AND AWARDS

Board Certified Criminal Law Specialist – Arizona Board of Legal Specialization
Board Certified DUI Specialist – National College of DUI Defense
Avvo Client choice award 2016 – 2021
Super Lawyers Rising Star 2020 – 2026
Martindale-Hubbell Client Choice Award 2018, 2019, 2020
Top 40 trial attorneys under 40 years old

PROFESSIONAL ASSOCIATIONS AND MEMBERSHIPS

National Association of Criminal Defense Lawyers
State Bar of Arizona, Criminal Law Section
National College for DUI Defense
Arizona Trial Lawyers Association
Maricopa County Bar Association
Arizona Attorneys for Criminal Justice

ADDITIONAL MENTIONS

Fluent in Russian
Extensive Trial Experience
Former Varsity Wrestler, Arizona State University
Former professional MMA fighter

      EXCELLENT  
   Based on 391 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   matt harrell 
 
 
 
 Trustindex verifies that the original source of the review is Google. Jason Karpel at DM assigned his team of David Campbell and Leah Dodd, which did an amazing job, being very attentive and making themselves available anytime we needed a conversation. This team worked out everything I needed and highly recommend this firm for anything !!! Thank you DM Cantor Team !
  
 
      Posted on Google  
   
   Paul Zellner 
 
 
 
 Trustindex verifies that the original source of the review is Google. Great lawyers!!!
  
 
      Posted on Google  
   
   Seb 
 
 
 
 Trustindex verifies that the original source of the review is Google. The legal team at DM Cantor is absolutely phenomenal. They helped me win my case and made me feel at home throughout the whole process. I am extremely grateful I chose DM Cantor for legal help, and I cannot recommend them enough!
  
 
      Posted on Google  
   
   Adam Flood 
 
 
 
 Trustindex verifies that the original source of the review is Google. Fantastic office, clean, and amazing artwork. Plus final boss sour!
  
 
      Posted on Google  
   
   Kevin McDermott 
 
 
 
 Trustindex verifies that the original source of the review is Google. I worked with Nick Boca and Robyn McCraw. I felt I was in the best of hands from the beginning. They were clear and upfront at all times with their communication and instruction. Any divorce is a difficult time, and Nick and Robyn understand that. Their compassion for my situation and professionalism in how they handled my case stood out the most. I would highly recommend their services to anyone going through a difficult divorce.

KM
  
 
      Posted on Google  
   
   Peggy 
 
 
 
 Trustindex verifies that the original source of the review is Google. Cantor Law Group came as a recommendation from a family friend, and I am so grateful that this led me to speak with Nicholas Boca. Nik represented me in a complicated divorce which detailed a substantial claim of waste that spanned my 25-year marriage. He was very straightforward and honest and worked purposefully on my behalf at all times. He was empathetic to my situation and found ways to navigate difficult challenges unique to my case. Perhaps most importantly, he understood the importance of bringing closure to my situation and did his best to avoid unnecessary legal expenses. His methods to find resolution required wisdom and experienced practice of law.

My heartfelt gratitude also extends to Robyn and Amanda. This was a team effort. Amanda’s knowledge of law, Robyn’s organizational skills and instinctive nature were invaluable. My “team” at Cantor Law Group cared. My case mattered, I mattered, my family mattered.  From the front desk to the billing department, everyone handled my inquiries and needs without delay. Each person I interacted with seemed to know me personally and I felt reassured they were all working together to achieve the best possible outcome.

Cantor Law Group has an excellent reputation amongst the experts. It was extremely reassuring knowing that the work ethic and professionalism of Cantor Law Group is respected by both the experts and the court.

I would HIGHLY recommend Cantor Law group.
  
 
      Posted on Google  
   
   Ayoub Abouri 
 
 
 
 Trustindex verifies that the original source of the review is Google. Met with Jason for a consultation. He was very honest and upfront. I appreciate the advice and information. I’m very happy I came in and even though I did not hire them I highly recommend them.
  
 
      Posted on Google  
   
   Mike LaForest 
 
 
 
 Trustindex verifies that the original source of the review is Google. All the attorneys are exceptional and they all work collaboratively on your case. While I worked closely with David, the other attorney's where always up to date and provided unparalleled guidance. Bottom line, they are a cut above and they deliver. You get what you pay for. If it matters, talk to DM Cantor.