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In his legal career, Jeff Turnoy has worked exclusively and diligently in criminal defense. Jeff’s practice runs the full spectrum of criminal cases, from low-level misdemeanors to major felonies and Measure 11 cases. Jeff also specializes in relief from sex-offender registration cases and expungement of qualified sex-crimes.
Jeff Turnoy grew up in the Portland area in the Pacific Northwest and has resided in Oregon for more than 25 years. Jeff graduated from Western Oregon University and received his J.D. from Willamette University College of Law. While in law school, Jeff was a member and elected Business Editor of the Willamette Law Review, wrote for Willamette Law Online, and achieved High Paper honors in Comparative Constitutional Law, Law and Education, and Oregon Criminal Procedure and Practice, taught by Paul De Muniz, former Chief Justice of the Oregon Supreme Court. Jeff also achieved publication of a Law Review Article in the Willamette Law Review during his third year in law school, titled Faith Healing Prosecutions in Oregon: The Fine Line Between Parental Constitutional Rights and Governmental Interests.
Jeff is resourceful, focused, and determined to do whatever is necessary to achieve the best possible result for clients of Mark C. Cogan, P.C. Law Office. A fierce competitor and sports enthusiast, Jeff Turnoy hates to lose! He played basketball, baseball, soccer, and tennis throughout his school years, winning the Oregon State Championship as a high school varsity tennis athlete. Jeff is also an avid golfer and former league bowler. With a never say die attitude, Jeff Turnoy is your choice for the most aggressive criminal defense.
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Practice Areas
We have not found any cost information for this lawyer
State: Oregon
Acquired: 2012
No misconduct found
Fax
1500 SW 1ST AVE., SUITE 1150, Portland, OR, 97201
coganlawoffice.com
Showing 1 - 5 of 90 client reviews from Avvo
Posted by Monika | November 16, 2025 | Hired Attorney
We highly recommend him to anyone who needs legal assistance in a criminal matter. My interaction with Jeffrey Turnoy was really positive. He was quick to respond, supportive, and successfully secured a great outcome for my scenario. Jeffrey Turnoy is not only a fantastic lawyer, but a fantasti...
Posted by Brian | July 10, 2025 | Hired Attorney
Massively advocated on my behalf to make sure as a disabled person that I was treated with respect and consideration, was also constantly available to extensively answer any questions I had
Posted by Francisco | December 11, 2024 | Hired Attorney
As soon as I was approached by the government I was terrified. Right away I got into contact with his Firm and Hired Jeff. He’s been a blessing through this 7 year process. In the beginning I was looking at a very scary sentencing, but with all the work he has done over the many years on the case we ...
Posted by anonymous | November 20, 2024 | Hired Attorney
Mr. Turnoy is easily one of the best attorneys available for criminal defense. My situation was unique, and caused me a great deal of anxiety. My charges were juvenile, but they came back into light decades later. I felt like my life had been turned upside down, and was looking at a more complicated ...
Posted by John | November 18, 2024 | Hired Attorney
Jeff did an excellent job on our son’s DV case. As soon as he was assigned, things started moving very quickly with visible results in just a few hours. He negotiated with the DDA to make a diversion program available preventing the long term stigma associated with the particular charges on his ...
"Jeff is an amazing counselor and advocate. His ability to navigate complex legal issues and be able to relay that information to clients is impressive. He is very responsive to client inquiries. It is an honor and a privilege to work on the same team as Jeff. His legal knowledge is extensive. I would highly recommend having Jeff in your corner. He will not steer you wrong. Also, he is a good person who values his fellow team members and his clients' interests."
"Mr. Turnoy is the definition of a zealous advocate. His passion for the job, as well as his attention to detail, are remarkable to see up close, as I was fortunate enough to do. He has crafted a niche in the legal profession as for years has been a go-to for clients and lawyers alike for his expertise. His understanding for the craft is impeccable. You can find no one better to handle charges as serious and as sensitive as the ones Mr. Turnoy handles on a daily basis with perceived ease. If you have a sensitive legal matter that has lasting, damaging consequences, Mr. Turnoy should be your lawyer."
"I am delighted to wholeheartedly endorse Jeffrey, an exceptional Criminal Defense Attorney and esteemed colleague, celebrated for his outstanding reputation in the criminal defense community. Jeffrey's steadfast commitment to justice and in-depth understanding of criminal law distinguish him as a standout advocate for our clients. His strategic approach, paired with empathetic communication, consistently leads to positive outcomes. As a valued colleague, Jeffrey's collaborative spirit significantly contributes to our team's success. His impressive reputation reflects his expertise and unwavering dedication, and I have full confidence in Jeffrey's continued excellence, ensuring ongoing success for our firm."
"Jeff is an excellent attorney who exhibits very high emotional intelligence in addition to being an expert on various criminal defense subjects."
"One of my first professional legal positions was law clerk at Cogan Law Offices, where Jeff was a new attorney. I worked with Jeff before and during law school, during my time there I experienced Jeff achieve results in his cases I did not think possible. Jeff’s incredible knowledge of criminal law and the intricacies of that system have always impressed me. Thus, while in law school Jeff was an amazing resource to turn to about difficult legal concepts. I consider myself incredibly fortunate to have worked with, learned from, and even met Jeff. Anyone who hires Jeff to help them with a criminal matter has made a very good decision. I proudly endorse this lawyer."
"Mr. Turnoy is a wealth of knowledge and tireless fighter for his clients. I highly endorse this lawyer."
"I give Jeff my 100% endorsement as an excellent criminal defense lawyer who has great expertise, in either resolving a criminal matter or taking a case to trial. I've worked on many cases with Jeff and have always been impressed, that he has experience far beyond his years. So much so that I contact him regularly for advice. He knows his way around the courts, the cases and legal strategy."
"I have worked with Jeffrey on several matters. His expertise and professionalism are of the highest caliber. I offer my strongest endorsement for Jeffrey."
"I endorse this attorney, who provides so generously to the AVVO community and gives sound legal advice."
"I endorse this lawyer. Jeff is relentless when it comes to working for his clients to get the best possible resolution. I highly recommend Jeff to anyone looking for a diligent and dedicated defense attorney."
"Mr. Turnoy is a talented, boots-on-the-ground attorney who works hard for his clients. When you speak with him, you find that he relishes his work and leaves no stone unturned. He is dedicated to obtaining the best outcomes for his clients, and I would highly recommend him."
"I have personally observed Mr. Turnoy's strong work ethic and believe that his background provides him with the experience and skills necessary to address his clients' needs. A strong indicator of an attorney’s ability is whether his/her professional colleagues would entrust their personal affairs in the attorney’s hands. Not every attorney is capable of earning such respect and trust. I would trust Mr. Turnoy to handle my case, and that is why I eagerly endorse this attorney."
"Mr. Turnoy is an excellent choice for criminal defense. He is dedicated and very knowledgeable on the law, and he understands the needs of his clients. I fully endorse Mr. Turnoy."
"Brilliant, creative, friendly and tenacious, it is my pleasure to endorse Mr. Turnoy for anyone looking for an aggressive criminal defense. He'll leave no stone unturned in seeking the best result for his client. Your worries will become his, as he guides you through a stressful and difficult time with grace, confidence and compassion. I recommend him wholeheartedly."
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2026
Best Lawyers: Ones to Watch in America, Best Lawyers
2025
Best Lawyers: Ones to Watch in America, Best Lawyers
2025
Rising Star, Super Lawyers
2025
Top Rated Criminal Defense Attorney in Portland, OR-Rising Star, SuperLawyers
2024
Best Lawyers: Ones to Watch, Best Lawyers
2024
Top Rated Criminal Defense Attorney in Portland, OR-Rising Star, SuperLawyers
2024
Rising Star, Super Lawyers
2023
Best Lawyers: Ones to Watch in America, Best Lawyers
2023
Top Rated Criminal Defense Attorney in Portland, OR-Rising Star, SuperLawyers
2022
Top Rated Criminal Defense Attorney in Portland, OR- Rising Star, SuperLawyers
2022
Rising Star, Super Lawyers
2021
Top Rated Criminal Defense Attorney in Portland, OR- Rising Star, SuperLawyers
2021
Rising Star, Super Lawyers
2020
Top Rated Criminal Defense Attorney in Portland, OR- Rising Star, Super Lawyers Magazine
2020
Rising Star, Super Lawyers
2019
Top Rated Criminal Defense Attorney in Portland, OR, Super Lawyers Magazine- Rising Stars
2019
Rising Star, Super Lawyers
2018
Rising Star, Super Lawyers
2018
Top Rated Criminal Defense Attorney in Portland, OR, Super Lawyers Magazine- Rising Stars
2012
Best Student Paper, Willamette University, The Center for Religion, Law & Democracy
2019 - Present
Senior Associate, Mark C. Cogan, P.C. Law Offices
2012 - 2019
Associate, Mark C. Cogan, P.C. Law Offices
2008 - 2012
Legal Researcher and Trial Assistant, Mark C. Cogan, P.C. Law Offices
2012 - Present
Oregon Criminal Defense Lawyers AssociationMember
2012 - Present
Multnomah Bar AssociationMember
2012 - Present
Oregon State BarMember
2012 - Present
U.S. District Court of OregonMember
2012 - 2015
American Bar AssociationMember
Case Dismissed
Not Guilty on all charges
Not Guilty on all charges
Not Guilty on all Charges
Removed from the Sex Offender Registry
Removed from the Sex Offender Registry
Not Guilty Verdict at Trial
Dismissal of Charges
Dismissal of Charges
Not Guilty verdict at trial
2012
JD - Juris Doctor
2008
BS - Bachelor of Science
2023
Together We Can End the Registry: What Every Defense Attorney Needs to Know About Sex Offender Registration
2023
Voir Dire in Difficult Cases Workshop
2022
Defending Criminal Charges and Restraining Orders Simultaneously: Tactics and Tips
2022
Know Your Rights!
2021
Know Your Rights!
2019
Sex Crimes Conviction Relief
2019
Know Your Rights!
2018
Sex Offender Relief and Other Tools to Help Your Client Get Their Life Back
2024
2020
2014
2012
2012
2010
English
Legal Answers
Legal Guides
Top Contributor
Jeffrey earned significant contribution points in 2013.
I was arrested in 2003 in Albany Oregon for assault with deadly weapon was not tried and convicted asked permission from judge?
01 Feb 2022
Can I fill out the certificate of innocence?
14 Sep 2021
How do I get the D.A. to understand that the defendant was not and did not rob me?
09 Jun 2021
Relief from Registration in the Board of Parole
09 Oct 2019
Oregon Relief from Sex Offender Registration and the Tier System
25 Jul 2017
EXPUNGEMENT OF MARIJUANA CONVICTIONS
21 Jul 2015