Craig W. Penrod

Craig W. Penrod brings over 40 years of dedicated criminal defense experience to Rosenstein Law Group, with a particular focus on DUI and vehicular crime defense throughout Arizona. Born and raised in Arizona, Mr. Penrod built his career on protecting the rights of those facing serious DUI charges. He is licensed to practice in state and federal courts in Arizona.

Criminal Law Specialist

Mr. Penrod is certified by the State Bar of Arizona as a Criminal Law Specialist. This prestigious certification is held by less than 1% of attorneys in the state, recognizing him as a true expert by the Arizona Board of Legal Specialization.

Memberships & Credentials

Mr. Penrod is a member of Arizona Attorneys for Criminal Justice (AACJ), a statewide organization dedicated to protecting the rights of the accused in the courts and legislature and promoting excellence in criminal defense through education and training. He has been selected for inclusion in Super Lawyers from 2008 through 2025, an honor bestowed upon only five percent of attorneys in Arizona.

He holds an AV Preeminent® rating, the highest rating for legal ability and ethical standards by Martindale-Hubbell. This distinction is reserved for attorneys who have earned the highest recognition from their peers.

Challenging DUI Science & Procedures

Mr. Penrod has been at the forefront of challenging flawed DUI testing procedures throughout Arizona. He served as lead counsel in many consolidated cases involving both breath and blood testing.

With a long history of favorable results for DUI and related criminal charges, Mr. Penrod has testified as an expert witness in numerous cases. His expertise was recognized in the landmark State v. Meza case, where he testified as an expert witness and the Arizona Court of Appeals took the unprecedented step of ordering the state of Arizona to pay defense attorney fees due to misconduct by the Phoenix Crime Lab. This case resulted in the suppression of breath tests in over 1,600 cases in Phoenix Municipal Court, demonstrating the thorough understanding of the law that Mr. Penrod brings to every case.

Judicial Consultation & Expert Testimony

Mr. Penrod has served on committees assembled by both the presiding judge of Maricopa County Superior Court and the presiding judge of the city of Mesa to provide a defense perspective on handling DUI cases efficiently while protecting defendants’ constitutional rights.

He served for several years on the State Bar of Arizona’s Criminal Law Advisory Board for Legal Specialization, where he vetted applications by attorneys seeking to become Criminal Law Specialists.

He is frequently retained by other attorneys to testify as an expert on DUI defense and is regularly consulted by the media as a legal expert on DUI and vehicular crime-related issues. His commentary has appeared in the Arizona Republic, East Valley Tribune, and local television news.

A Criminal Defense Attorney with a Record of Success

Over his more than 40-year career, Mr. Penrod has been retained to defend a wide range of clients including attorneys, physicians, CEOs of major corporations, professional athletes, airline pilots, police officers, and relatives of judges and law enforcement officials. He has represented thousands of criminal defense clients and fights to get each one the best possible outcome for their case, no matter the criminal charge.

If you’re facing DUI or criminal charges in Arizona, contact Rosenstein Law Group today at (480) 456-6400 or submit a contact form online to schedule a consultation with Mr. Penrod.