Jeff Turnoy

Jeff Turnoy is a senior associate at Mark C. Cogan, P.C., where he focuses exclusively on criminal defense across the full spectrum of charges—from misdemeanors to major felonies, including Measure 11 crimes. Known for his sharp legal mind and relentless commitment to justice, Jeff has built a strong reputation for delivering exceptional results in complex cases. He is also a statewide authority on relief from sex offender registration and expungement of qualifying offenses, offering clients hope and a path forward.

Jeff earned his J.D. from Willamette University College of Law, where he served as Business Editor of the Willamette Law Review and was a published legal author. His article on faith healing prosecutions in Oregon received acclaim for its depth and clarity. During law school, he also earned High Paper honors in multiple subjects, including Oregon Criminal Procedure and Comparative Constitutional Law, which former Chief Justice Paul De Muniz taught. He completed his undergraduate studies at Western Oregon University.

Since his admission to the Oregon Bar in 2012, Jeff has remained dedicated to protecting the rights of the accused. He has also been admitted to practice before the U.S. District Court for the District of Oregon. Clients benefit from his legal precision, competitive nature, and genuine investment in achieving the best outcomes.

Jeff Turnoy’s courtroom experience is matched by his deep understanding of Oregon law, particularly in sensitive areas such as sex crimes and registration relief. He frequently assists fellow attorneys with these matters and presents at legal seminars across the state. Whether handling a serious felony or a relief petition, Jeff offers aggressive, well-informed, and client-centered representation.

Law Office Affiliations

• Senior Associate Attorney, Mark C. Cogan, P.C.
• Member, Oregon State Bar Association
• Member, U.S District Court District of Oregon (2012)

Licensed State

• Oregon

Education

• Willamette University College of Law
  Juris Doctor (JD)
• Western Oregon University
  Bachelor of Science (BS)

Awards & Badges