Jonathan I. Arons
Call now (415) 957-1818
Jonathan I. Arons
More than 25 years of Experience

Office Location: 
100 Bush Street, Suite 918
San Francisco, CA 94104
Phone: (415) 957-1818


Expert Witness Services

Legal Ethics and Professional Conduct Expert Witness

California legal ethics attorney Jonathan Arons serves as an expert witness in civil litigation, for either plaintiffs or defendants, concerning claims of lawyer malpractice, attorney misconduct, or motions for disqualification of counsel based on prior relationships or other conflicts. If your claim or defense will benefit from solid expert opinion on professional rules compliance or ethical issues, contact Jonathan Arons in San Francisco.

Expert witness Jonathan Arons has committed his entire legal career to professional ethics issues. In private practice since 1988, professional ethics attorney Jonathan Arons has concentrated on defense of attorney discipline charges in the State Bar Court, advising applicants for admission or reinstatement to the California State Bar, and advising attorneys and law firms about violations prevention and the resolution of ethical questions.

As an expert witness, Jonathan Arons can offer opinion testimony about the application of rules, statutes, and standards of legal practice in cases implicating issues such as:

  • Client counterclaims for attorney malpractice in fee dispute or collection cases
  • Adequacy of an attorney's investigation of the facts or the law
  • Statute of limitations, waiver of claim, or deadline problems allegedly resulting in prejudice to the client
  • Client communication problems
  • Conflicts of interest or attorney disqualification issues
  • Sanctions motions under Rule 11 or other applicable rules or statutes

Professional ethics expert witness Jonathan Arons can develop and present qualified opinions in ethics cases pending not only in California, but also in federal cases or state litigation or federal matters filed anywhere else in the United States, insofar as California legal ethics issues are present.

Whether the case before you involves tort, contract, or statutory claims, Jonathan Arons can analyze the attorney's performance in light of the applicable rules of professional conduct or professional responsibility, and present and defend a foundationally sound and persuasive expert opinion in court. He can testify on behalf of either plaintiffs or defendants. For further information about his expert witness services, contact Jonathan Arons in San Francisco.