Web Analytics
About John

Tenacious and trial-tested litigation counsel

John O'Neal is an experienced trial lawyer and tenacious advocate for his clients both inside and outside the court room. His practice includes:

  • Corporate and commercial disputes
  • Real estate disputes
  • Securities matters
  • Professional liability and select personal and financial injury matter

With more than 25 years litigating and in the court room, John is a proven trial and litigation team leader who brings a strategic and creative mindset to his advice for clients, as well as a sensitivity to their long-term business objectives. John also serves as the firm's general counsel.

Experience in Action

  • Representing businesses in corporate and commercial disputes, including contract disputes, defense and assertion of claims related to officers and directors, shareholder and LLC member disputes, commercial torts, nonsolicitation and noncompete agreements, creditor claims and insurance claims.
  • Advising on real estate disputes, including title claims, contract disputes, real estate professional claims, commission disputes, construction matters, lien claims, lease enforcement and defense, and administrative claims.
  • Providing counsel on securities matters, including defense of state and federal claims.
  • Defending and prosecuting professional liability claims and select personal and financial injury matters.


  • Obtained dismissal of securities claims against board of directors and officers of a publicly traded company.
  • Obtained unanimous defense jury verdict for municipality in a $100 million breach of contract/promissory estoppel case.
  • Prevailed on summary judgment on multimillion dollar claims against a national bank for alleged dangerous real property conditions.
  • Prevailed at arbitration for investment firm's commission claim.

Professional Recognitions

  • AZ Business Magazine "Top 100 Lawyers in Arizona" (2016)
  • Southwest Super Lawyers® (2011-present: Business Litigation) 
    • Top 50: Southwest Super Lawyers (2015)
  • Best Lawyers in America® (2013-present: Commercial Litigation) 
  • Martindale-Hubbell AV® Peer Review Rated

Professional & Civic Activities

  • Sandra Day O'Connor College of Law, Arizona State University, adjunct faculty (2011)
  • Judge Pro Tem, Arizona Superior Court (2010-present)
  • Faculty, Arizona State Bar Course on Professionalism (2011-present)
  • Speaker, Taking and Defending Effective Depositions (2007, 2008) Lorman Education Services
  • Speaker, Advanced Depositions in Arizona (2006) Lorman Education Services
  • State Bar of Arizona, member
  • State Bar of Nevada, member
  • American Bar Association, member

News & Insights


Bar Admissions

Back to Main Content

We use cookies to provide you with the best user experience on our website and to analyze statistics related to our website. To understand more about how we use cookies, or for instructions to change your preference and browser settings, please see our Privacy Notice. Please note that if you choose to reject cookies, doing so may impair some of our website's functionality.