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27 Years
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Your Trusted Criminal Defense Attorneys in Phoenix, Arizona
Shell & Nermyr is a dedicated criminal defense law firm serving clients across Arizona since 1999. With over 40 combined years of experience, our founding partners, Chad Shell and Mark Nermyr, personally handle every case, ensuring clients receive aggressive, client-focused representation. Our practice spans all levels of criminal defense, including DUI, drug charges, domestic violence, sex crimes, and violent offenses.

We prioritize constitutional rights, leveraging deep knowledge of legal procedures and courtroom strategies to secure dismissals, acquittals, and reduced charges. Our reputation for integrity, relentless advocacy, and a proven track record of success have established us as trusted leaders in Arizona's legal community.
Services
Criminal Defense DUI Defense Drug Charges Domestic Violence Sex Crimes Assault Charges Felony Defense Misdemeanor Defense Trial Representation Case Dismissal Strategies
Details
  • Year established: 1999
Highlights and features
  • We offer 20+ years of combined experience in criminal defense
  • Cases personally handled by seasoned attorneys, not junior staff
  • Proven track record of dismissals and acquittals in complex cases
  • 24/7 availability for emergencies and weekend appointments
  • Transparent communication with personalized case strategies
What people say
Saved my life Excellent representation Kept my case out of press Best criminal defense attorney Lifesaver
Services
Criminal Defense
Our firm provides comprehensive defense against felony and misdemeanor charges, including drug crimes, DUI, and violent offenses. With decades of courtroom experience, we challenge evidence, protect constitutional rights, and negotiate dismissals. Clients benefit from personalized strategies and direct attorney communication, ensuring optimal outcomes in Arizona courts.
DUI Defense
Specialized DUI defense includes challenging breath/blood test accuracy, traffic stop validity, and prosecution evidence. Our attorneys leverage technical expertise and procedural knowledge to secure dismissals or reduced charges, minimizing license suspensions and other penalties for first-time and repeat offenses across Arizona.
Domestic Violence
We defend against domestic violence allegations using constitutional challenges and evidentiary suppression. Our approach avoids plea bargains, focusing on complete dismissals through 6th Amendment protections and corpus delecti doctrine application, preserving clients' rights and future opportunities.
Drug Charges
Our defense strategy challenges unlawful searches, evidence admissibility, and prosecution claims in possession, trafficking, and sales cases. We secure dismissals through suppression motions and TASC program negotiations, protecting clients from mandatory minimum sentences and long-term criminal records.
Trial Representation
We provide aggressive courtroom representation for all criminal charges, from misdemeanors to capital offenses. Our trial-tested attorneys combine legal expertise with persuasive advocacy to secure acquittals, ensuring clients' voices are heard and rights protected throughout Arizona's judicial system.
People
Chad Shell
Founding Partner
Chad Shell has practiced criminal defense in Arizona since 1996, handling thousands of cases ranging from DUI to murder. He focuses on constitutional rights protection and has secured hundreds of dismissals through aggressive litigation strategies.
Mark Nermyr
Managing Partner
Mark Nermyr, admitted to practice since 1996, specializes in complex criminal defense with a focus on violent crime and drug offense dismissals. He has won over 1,000 domestic violence cases and numerous felony trials across Arizona.
Questions
What should I do immediately after being arrested?
Contact Shell & Nermyr immediately to protect your rights and begin building your defense strategy.
Can DUI charges be dismissed?
Yes, through evidence suppression and technical challenges, we've secured numerous DUI dismissals.
Do you handle cases outside Phoenix?
We represent clients statewide, including Tucson, Flagstaff, Yuma, and all Arizona counties.
How are domestic violence cases handled?
We employ constitutional defenses and corpus delecti challenges to secure dismissals without guilty pleas.
Are payment plans available?
Yes, we offer flexible payment arrangements for most cases to ensure quality defense access.