Aggressive & Effective Attorneys

San Tan Valley

San Tan Valley Personal Injury & Criminal Defense Lawyer

Arizona Trial Lawyers with a Record of Success

Knowles Law Firm, PLC fights to protect the rights of individuals and families who need to navigate the legal system. With decades of collective experience, our trial lawyers know how to guide clients step by step through their legal proceedings and how to work effectively toward the results they need.

Our lawyers offer experienced assistance to individuals and families throughout San Tan Valley and the surrounding areas of Arizona. We focus on providing personalized service and creating customized case strategies that solve our clients' unique problems.

Why Work Knowles Law Firm, PLC?

  • Our award-winning lawyers are recognized for their achievements and have earned many accolades and distinctions, including recognition among the Top 100 Trial Lawyers in the state.
  • We care about our clients, being readily available and accessible, and communicating with them throughout the entirety of their case.
  • Our legal team includes former prosecutors and a former Arizona police officer who use their backgrounds to the benefit of clients.
  • We provide personal attention – an approach that has helped us earn many successful case results.


Click here to learn more about our legal team or tell us about your case today! 

DUI Defense in the San Tan Valley

Knowles Law Firm, PLC is comprised of experienced DUI defense lawyers who fight to protect the rights and driving privileges of individuals facing charges for driving under the influence of drugs or alcohol. Our attorneys handle all types of DUI cases, including those involving underage motorists, multiple DUI charges, felony charges, and driving under the influence of drugs.

Arrested? Our criminal attorneys can help!

If you or your loved one has been arrested and charged for a criminal offense, Knowles Law Firm, PLC can provide the immediate support and representation you need. Our lawyers draw from years of criminal defense experience and backgrounds as prosecutors and a police officer to fight for our clients' futures. We handle all criminal cases, ranging from juvenile crimes, drug crimes, and domestic violence to serious theft charges, violent crimes, and federal offenses.

Compassionate Personal Injury Lawyers

Victims injured as a result of another's negligence, as well as families who lose loved ones in preventable accidents, may be entitled to financial compensation. By filing a personal injury claim with the assistance of our attorneys, you can receive the assistance needed to recover compensation for medical expenses, lost wages, pain and suffering, and more. Click here to learn about the personal injury cases we handle.

Request a Free, Confidential Case Evaluation

Our lawyers are standing by and ready to learn more about your case. During the free initial consultation, we can also help you learn more about your legal rights and what our legal team can do to help.

To request your free case review, contact Knowles Law Firm, PLC today.

San Tan Valley Resource Links

Assault-Domestic Violence, Disorderly Conduct Dismissed
Client charged with Assault-Domestic Violence, Disorderly Conduct


Criminal Defense

  • Aggravated Assault Dropped to Misdemeanor Disorderly Conduct
  • Aggravated Assault Charge Reduced to a Misdemeanor
  • Aggravated Assault Charge Reduced to a Misdemeanor
Meet Our Team Experienced Attorneys Dedicated to Your Best Result
  • “We owe you Knowles. They are Arizona's top DUI attorneys.” - Thomas Mello
  • “Very professional, friendly and knowledgeable, ready to answer any questions and were just a helping hand during harsh times.” - Former Client
  • “Right away they found an error made by the prosecution and were able to get a significantly better plea offer.” - Former Client