Atty. Derek Adam Hahn

Atty. Derek Adam Hahn

Derek Adam Hahn is a lawyer practicing litigation & trial, foreign corrupt practices act, environment and 7 other areas of law. Derek received a B.S.E. degree from Duke University in 2002, and has been licensed for 21 years.

Irvine Irvine 21 yrs experience 21 year
Call (626) 268-1613 Book Appointment

Profile Summary

About Derek Adam Hahn at a glance

Derek Adam Hahn is a Counsel based in Irvine, California, practicing at Crowell & Moring LLP. They have 21+ years of legal experience, licensed to practice since 2005. Their practice focuses on criminal defense, white collar, litigation, environmental, and government. Admitted to practice in California (2005). Educated at University of Virginia (J.D., 2005) and Duke University (B.S.E., 2002). Serands clients in Irvine, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Derek Adam Hahn is a lawyer practicing litigation & trial, foreign corrupt practices act, environment and 7 other areas of law
  • Derek received a B.S.E. degree from Duke University in 2002, and has been licensed for 21 years
  • Derek practices at Crowell & Moring LLP in Irvine, CA

Practice Areas Explained

Derek Adam Hahn's Areas of Practice

Each practice area below reflects the types of cases Derek Adam Hahn 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.

Derek Adam Hahn is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in California →

White Collar Crimes

Derek Adam Hahn is one of 20,025 white collar attorneys indexed nationally. Browse white collar attorneys in California →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Derek Adam Hahn is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Environmental Law

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

Derek Adam Hahn is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in California →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Derek Adam Hahn is one of 132,225 government attorneys indexed nationally. Browse government 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 Irvine 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 Irvine or all attorneys in California.

Frequently Asked

Common questions about Derek Adam Hahn

Where is Derek Adam Hahn's law office located?
Derek Adam Hahn's law practice is located in Irvine, California. The firm is Crowell & Moring LLP. You can contact the office directly through this profile page.
What practice areas does Derek Adam Hahn handle?
Derek Adam Hahn focuses on criminal defense, white collar, litigation, environmental, government. Each practice area listed reflects experience handling cases of that type in California.
How long has Derek Adam Hahn practiced law?
Derek Adam Hahn has 21+ years of legal experience and has been licensed since 2005.
Where did Derek Adam Hahn go to law school?
Derek Adam Hahn earned their education at (J.D., 2005); (B.S.E., 2002).
How can I contact Derek Adam Hahn for a consultation?
You can contact Derek Adam Hahn 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.
University of Virginia
- 2005
B.S.E.
Duke University
- 2002

Bar Admissions

California
Admitted: 2005

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