The Donahey Law Firm

Mark E. Defossez

Mark has been in litigation practice for over 24 years. He represents clients cases arising out of medical malpractice, motor vehicle accidents, industrial accidents, dangerous products, and other cases of serious injury or death. In his practice, Mark has obtained substantial results for the victims of these types of injuries.

Mark has obtained the highest civil jury verdicts in Franklin County (2000, 2001), Licking County (1998) and Gallia County (2008). His jury verdicts include an $8.5 million verdict for a worker who lost a portion of his arm due to a workplace accident. His trial experience and expertise speaks for itself.

Areas of Practice

Bar Admissions

  • Massachusetts, 1985
  • Ohio


  • Boston College Law School, Boston, Massachusetts
    • J.D.
  • Northwestern University
    • B.S.

Honors and Awards

  • Ohio Super Lawyer, 2013
  • Largest Civil Jury Verdict in Franklin County, 2000 – 2001

Professional Associations and Memberships

  • Columbus Bar Association
  • Ohio State Bar Association
  • American Association for Justice
  • Franklin County Trial Lawyers Association
  • Ohio Academy of Trial Lawyers
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