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.
Firm Partners
Latest News
Proximate Cause
Last week, Division One of the Court of Appeals held that a bar was not liable for injuries its patron caused after a night of
Hindsight Bias
When bad things happen, we tend to look back and believe the events were more likely to occur than they actually were. Hindsight bias in
Setting Aside Default Judgments
The law favors resolving cases on their merits. Sometimes defendants fail to timely answer a lawsuit. The insured may provide notice to the insurance carrier,