Southern Arizona
Civil Defense Attorneys

Excellence in Representation for Professionals, Insurers, Municipalities, and Businesses

Practice Areas

  • Insurance Litigation Defense
  • Business Litigation
  • Commercial Litigation
  • Construction Law
  • Appellate Practice
  • Public Entity Litigation Defense
  • Municipal Litigation
  • Professional Malpractice Defense
  • Religious Organizations
  • Health Care Law

About the Firm

At Humphrey and Petersen, P.C., we are committed to meeting our clients’ needs. Attorneys Marshall Humphrey III and Andrew Petersen established the firm in 2001. Since then, insurance companies, licensed professionals, municipalities, businesses, health care providers, government entities, and individuals have relied on us for exceptional representation in complex civil litigation matters.

Latest News


In a recent Arizona Court of Appeals case involving the use of a canine to subdue a suspect, the Court discussed whether the intentional release

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