Atty. Marc David Katz

Atty. Marc David Katz

Marc David Katz is a lawyer practicing criminal investigation, criminal prosecution, white collar crime and 2 other areas of law. Marc received a A.B. degree from Stanford University in 1990, and has been licensed for 29 years.

Napa Napa 29 yrs experience 29 year
Call (844) 300-3342 Book Appointment

Profile Summary

About Marc David Katz at a glance

Marc David Katz is a Partner based in Napa, California. They have 29+ years of legal experience, licensed to practice since 1997. Their practice focuses on criminal defense, white collar, and environmental. Admitted to practice in California (1997). Educated at Yale University (J.D., 1995) and Stanford University (A.B., 1990). Active member of State Bar of California. Serands clients in Napa, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Marc David Katz is a lawyer practicing criminal investigation, criminal prosecution, white collar crime and 2 other areas of law
  • Marc received a A.B. degree from Stanford University in 1990, and has been licensed for 29 years
  • Marc practices in Napa, CA

Practice Areas Explained

Marc David Katz's Areas of Practice

Each practice area below reflects the types of cases Marc David Katz handles, with a brief overview of what that area of law covers.

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Marc David Katz is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in California →

White Collar Crimes

Marc David Katz is one of 20,025 white collar attorneys indexed nationally. Browse white collar attorneys in California →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Marc David Katz is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in California →

Jurisdictional Context

Why local counsel matters in California

Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Napa are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.

Looking for additional California attorneys? Browse all attorneys in Napa or all attorneys in California.

Frequently Asked

Common questions about Marc David Katz

Where is Marc David Katz's law office located?
Marc David Katz's law practice is located in Napa, California. You can contact the office directly through this profile page.
What practice areas does Marc David Katz handle?
Marc David Katz focuses on criminal defense, white collar, environmental. Each practice area listed reflects experience handling cases of that type in California.
How long has Marc David Katz practiced law?
Marc David Katz has 29+ years of legal experience and has been licensed since 1997.
Where did Marc David Katz go to law school?
Marc David Katz earned their education at (J.D., 1995); (A.B., 1990).
How can I contact Marc David Katz for a consultation?
You can contact Marc David Katz directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

J.D.
Yale University
- 1995
A.B.
Stanford University
- 1990

Bar Admissions

California
Admitted: 1997

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