Atty. James Matthew Mangan

Atty. James Matthew Mangan

James Matthew Mangan is a lawyer practicing investment management, hedge funds and alternative investments, corporate and 7 other areas of law. James received a B.S. degree from Santa Clara University in 1988, and has been licensed for 34 years.

San Francisco San Francisco 34 yrs experience 34 year
Call (628) 303-0199 Book Appointment

Profile Summary

About James Matthew Mangan at a glance

James Matthew Mangan is a Partner based in San Francisco, California, practicing at K&L Gates LLP. They have 34+ years of legal experience, licensed to practice since 1992. Their practice focuses on criminal defense, business, m&a, white collar, and securities. Admitted to practice in California U.S. District Court, Northern District of California U.S. District Court, Eastern Distric (1992). Educated at University of San Francisco School of Law (J.D., 1992) and Santa Clara University (B.S. Accounting, 1988). Recognitions include Peer Reviewed. Serands clients in San Francisco, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • James Matthew Mangan is a lawyer practicing investment management, hedge funds and alternative investments, corporate and 7 other areas of law
  • James received a B.S. degree from Santa Clara University in 1988, and has been licensed for 34 years
  • James practices at K&L Gates LLP in San Francisco, CA

Practice Areas Explained

James Matthew Mangan's Areas of Practice

Each practice area below reflects the types of cases James Matthew Mangan 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.

James Matthew Mangan is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in California →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

James Matthew Mangan is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

Mergers & Acquisitions

James Matthew Mangan is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in California →

White Collar Crimes

James Matthew Mangan is one of 20,025 white collar attorneys indexed nationally. Browse white collar attorneys in California →

Securities Law

James Matthew Mangan is one of 64,529 securities attorneys indexed nationally. Browse securities 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 San Francisco 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 San Francisco or all attorneys in California.

Frequently Asked

Common questions about James Matthew Mangan

Where is James Matthew Mangan's law office located?
James Matthew Mangan's law practice is located in San Francisco, California. The firm is K&L Gates LLP. You can contact the office directly through this profile page.
What practice areas does James Matthew Mangan handle?
James Matthew Mangan focuses on criminal defense, business, m&a, white collar, securities. Each practice area listed reflects experience handling cases of that type in California.
How long has James Matthew Mangan practiced law?
James Matthew Mangan has 34+ years of legal experience and has been licensed since 1992.
Where did James Matthew Mangan go to law school?
James Matthew Mangan earned their education at (J.D., 1992); (B.S. Accounting, 1988).
How can I contact James Matthew Mangan for a consultation?
You can contact James Matthew Mangan 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.
What awards or recognition has James Matthew Mangan received?
James Matthew Mangan's notable recognition includes: Peer Reviewed.

Education

J.D.
University of San Francisco School of Law
- 1992
B.S. Accounting
Santa Clara University
- 1988

Awards

Peer Reviewed

Bar Admissions

California U.S. District Court, Northern District of California U.S. District Court, Eastern Distric
Admitted: 1992

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