Overall Rating
This is an aggregated review score of Avvo and Lawyers.com reviews.
This is an aggregated review score of Avvo and Lawyers.com reviews.
5.0 /5.0
236 Client Reviews
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Damon Ryan Petrehn
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About Damon
Biography
Attorney Damon Petrehn provides legal representation to clients facing traffic tickets, DUI, and criminal charges in the greater Phoenix area and throughout Arizona. If you find yourself caught up in a ticket, misdemeanor charge, or felony case, you need a tough defense attorney looking out for your interests. Damon Petrehn has a well-earned reputation as an attorney who will fight for your rights and help you get a result that will minimize the impact of your case. Tough in the courtroom, rigorous in the review of the evidence, and a formidable negotiator - Attorney Damon Petrehn is someone on your side who truly believes all clients are innocent until proven guilty and who works tirelessly to look out for your interests!
From your free initial consultation onward, you work directly with the attorney. He offers experienced legal counsel based on the particulars of your case and always makes sure you understand both the charges you face and your legal options.
If you’re dealing with Arizona’s legal system, don’t ignore the problem hoping it will go away. Call attorney Damon Petrehn at Liberty Law today!
Traffic Tickets / DUI / Criminal Charges - Attorney Damon Petrehn and Liberty Law are here to help.
Have you been charged with a crime? Get help now by calling Attorney Damon Petrehn today!
Did the police draw your blood? Act fast to avoid problems - Call Attorney Damon Petrehn now!
Argument at home and police called? Protect your interests now by calling Attorney Damon Petrehn!
Avoid Points on your record - Call Damon Petrehn today!
Practice Areas
4
Practice Areas
Speeding and Traffic Ticket
40%
14 years
Criminal Defense
30%
14 years
DUI and DWI
20%
14 years
Domestic Violence
10%
Fees and Rates
Cost
Payment Methods
- Cash
- Check
- Credit Card
Awards
2026 2025 2024
...
+
7
Licenses
Licensed in Arizona for 13 years
State: Arizona
Acquired: 2012
No misconduct found
Location
Gallery
Damon Ryan Petrehn's Reviews
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Practice Areas
What Clients Mention
Case Results (145)
Recommendation (81)
Advocacy (77)
Professionalism (60)
Communication Style (59)
Responsiveness (47)
General Knowledge (31)
Character & Conduct (28)
Practice Area Knowledge (27)
Trustworthiness (21)
Cost of Services (17)
Compassion (13)
Free Consultations (3)
Punctuality (3)
Payment Plans (1)
Showing 1 - 3 of 3 reviews | Free Consultations
Posted by anonymous | June 27, 2025
Damon was extremely helpful.
Damon was extremely helpful. I was looking for a lawyer to assist my sister and mom with a traffic violation. When I explained the case and asked if he could help, he instead informed me how they could get assistance without hiring an attorney. He even provided some links I could use to research ever...
Damon Petrehn
Replied last June 27, 2025Thank you for the feedback and 5-star review. I always try to provide an honest assessment of the legal situation, and sometimes there are other options available, rather than hiring an attorney. I'm glad the information was helpful to your family. Thanks again for providing this feedback. Sincerely, Damon Petrehn, Attorney, Liberty Law, PLLC.
Posted by anonymous | June 30, 2022
Camera violation question
While I wasn’t ready to hear what I heard, (free consultation), it was certainly a gift from God. Mr. Damon answered all of my questions and didn’t rush or hurry me. He was patient and thoughtful and deliberate with his answers. While I’m not from Arizona, he certainly help me with my camera ti...
Damon Petrehn
Replied last July 01, 2022Thank you for taking the time to leave this excellent rating and valuable feedback. Also, I am so glad to hear that the information from the free consultation helped with your case. Please feel free to contact me at any time if you have another question or concern. Thanks again. Sincerely, Damon Petrehn, Attorney, Liberty Law, PLLC.
Posted by Elliot | September 29, 2019 | Hired Attorney
Went above and beyond !
Damon Ryan Petrehn has represented me on my case . Dui case . Before choosing Damon , I had consulted with at least eight or ten different attorneys in the phx area . After speaking with Damon for 3 hours for my free consultation , he was the obvious choice by a landslide. These reviews don't lie,...
Damon Petrehn
Replied last September 29, 2019Thank you for the 5-star review and recommendation!
Damon Ryan Petrehn's Lawyer Endorsements
"Damon and I share a client and after consulting with him on our matters it was clear Damon takes the additional time to do the research and fight every issue he can."
"Damon is a fantastic attorney, and I trust him immensely. He handles matters deftly and efficiently with skill and expertise."
"In addition to criminal defense, you cant get a more savvy traffic court attorney. I worked with Damon and NO ONE will work harder for you than he will. He knows the courts inside out and backwards and has what it takes to get you a successful result."
"Damon Petrehn is an amazing lawyer. He has a lot of experience and truly cares about his clients. I’ve known him for years and have learned a lot from him. I can guarantee that he’ll do his best because of I’ve seen the amount of work and effort he puts in. He’ll fight for his clients until the last second. Not only knowledgeable, he’s a genuine person. He’ll treat your case as if it was his. He’s tenacious in representation, personable with clients, and respected among his peers. I don’t endorse many attorneys but Damon is truly a professional."
Kristopher Califano
Speeding and traffic ticket lawyer | Dec 13
Relationship: Worked together on matter
"Damon and I regularly see each other in Court. I know he is a diligent, caring lawyer who thoroughly knows Arizona traffic and DUI matters."
"Mr. Petrehn is a trusted and well respected attorney in DUIs and traffic criminal cases. He is kind, thorough, and will aggressively defend you. I fully endorse this lawyer."
"I have worked with Damon and know him for quite some time. He is a hard-working and very committed attorney. He works his cases thoroughly and does whatever he can to reach the best resolution possible."
"I have known Damon for many years, and he is a man of integrity, intelligence, and professionalism. His clients can be assured that he will do his best for them. Opposing counsel can be assured that they are dealing with a competent, honest professional."
"Mr. Petrehn is a knowledgeable and caring attorney. I have both referred cases to Mr. Petrehn, and worked together on others. I will gladly continue to do so because Mr. Petrehn adamantly fights for his clients' rights and is very personable."
Benjamin Green
Criminal defense lawyer
Michelle Bell
DUI and DWI lawyer
Armando Nava
Criminal defense lawyer
Claudia Horan
Criminal defense lawyer
Errol Shifman
Criminal defense lawyer
Jayme Lehman
Criminal defense lawyer
Alden Yako
Speeding and traffic ticket lawyer
Kristopher Califano
Criminal defense lawyer
John Phebus
Criminal defense lawyer
Josephine Hallam
Criminal defense lawyer
Christopher Daughtry
Unknown lawyer
Jushin Gill
Criminal defense lawyer
William Parven
Criminal defense lawyer
Karolina Czaplinska
Criminal defense lawyer
Experience
Honors
2022
Client Rating, Martindale-Hubbell
2020
Best Lawyer, Expertise
2020
Premier DUI Attorney, American Association of Premier DUI Attorneys
2018
Premier DUI Attorney, American Association of Attorneys
2011
Willard H. Pedrick Scholar for Academic Excellence, Arizona State University Sandra Day O'Connor College of Law
2010
Willard H. Pedrick Scholar for Academic Excellence, Arizona State University Sandra Day O'Connor College of Law
Work Experience
2017 - Present
Attorney/Owner, Liberty Law, PLLC
2015 - 2016
Attorney, Pinnacle Law, PLLC
2014 - 2015
Attorney, Corso & Rhude
2012 - 2013
Attorney, Brown & Little, PLC
2010 - 2011
Student Attorney, Maricopa County Public Defender
Associations
2022 - Present
Arizona Attorneys for Criminal JusticeMember
2018 - Present
American Association of Premier DUI AttorneysMember
2017 - Present
State Bar of Arizona, Criminal Justice Section
2012 - Present
State Bar of Arizona
Sample of Legal Cases
Criminal Speed
Complete dismissal with driving class
Driving on a Suspended License
Complete Dismissal
Criminal Speed
Reduced to a Civil infraction
Photo Radar Ticket
Complete Dismissal
DUI
Reduced to Reckless Driving
Extreme DUI
Reduced to Impaired to the Slightest Degree
Education
2011
Arizona State University Sandra Day O'Connor College of Law
JD - Juris Doctor
N/A
Old Dominion University
BS - Bachelor of Science
Speaking Engagements
2022
Arizona Attorneys for Criminal Justice
33rd annual of the Aggressive Defense Accused Impaired Drivers Seminar- Seminar Attended/CLE
2020
Insurance Law Institute
2020 Insurance Law Institute 2 day Seminar- CLE Attended
2020
State Bar of Arizona
DUI Law Update- CLE Attended
Languages
English
Activity
Legal Answers
Legal Answers
Q&A
Can i do driving school for two tickets in a year?
13 Jan 2026
Q&A
Why does police officer want me to come in and issue me a different citation 3 days after the accident?
16 Dec 2020
Q&A
Hello, I just received a red light ticket in the mail from the City of Phoenix. What are the chances I'll get served?
11 May 2019