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Mitchell Diesko

Clients deserve clarity from the start. By providing early, thorough evaluations and practical pathways to resolution, I help clients make informed decisions from the outset. Whether pursuing a strategic settlement or taking an aggressive, trial-ready approach, my goal is to ensure that clients feel confident about our strategy in moving the matter forward. Quotation mark
Mitchell Diesko
Mitchell Diesko
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About Mitchell

Mitchell Diesko is a member of the employment law & labor relations practice team, where he represents private employers in litigation and other adversarial proceedings. Mitchell’s work includes defending discrimination, retaliation, and harassment claims, wage and hour class actions, and noncompete and similar litigation. Mitchell provides advice and counsel on matters affecting employers and employment relationships.

Mitchell began his career with the Washington County District Attorney’s Office where he developed his skills in the courtroom, taking over sixty cases to trial, including domestic violence cases, vehicular crash incidents, and mandatory minimum Ballot Measure 11 cases. Before joining Miller Nash, Mitchell practiced at a Portland-based litigation firm, where he gained valuable trial experience across a range of civil matters, including defending an employer in an employment discrimination case that resulted in a defense verdict.

Services

Education

  • J.D., Temple University, James E. Beasley School of Law, magna cum laude, 2018
    • Recipient, Jerome M. Staller Award for Excellence in Litigation
  • B.A., University of Southern California, political science, 2015
  • B.A., University of Southern California, international relations global business, 2015
    • Recipient, Samuel Leibowitz Award for Excellence in Trial Advocacy

Bar Admissions

  • Oregon, 2018
  • Washington, 2023

Court Admissions

  • U.S. District Court, District of Oregon
  • U.S. District Court, Western District of Washington

Activities

Professional Plus
  • Oregon State Bar, Member

Recognition

  • Selected for inclusion in Best Lawyers: Ones to Watch® (Portland, OR)
    • Commercial Litigation, 2026-present
    • Personal Injury Litigation—Defendants, 2026-present

Outside the Office

Mitchell was born and raised in Las Vegas, Nevada before making his way to Oregon. He loves to go wine tasting with his wife, train for triathlons, and travel.

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