Atty. Mark Mermelstein

Atty. Mark Mermelstein

Mark Mermelstein is a lawyer practicing white collar criminal defense, complex business litigation, business law and 1 other area of law. Mark received a B.A. degree from McGill University in 1994, and has been licensed for 28 years.

Los Angeles Los Angeles 28 yrs experience 28 year
Call (213) 539-2528 Book Appointment

Profile Summary

About Mark Mermelstein at a glance

Mark Mermelstein is a Partner based in Los Angeles, California, practicing at Orrick, Herrington & Sutcliffe LLP. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on criminal defense, business, white collar, and litigation. Admitted to practice in New York (1998), California U.S. District Court, Central District of California (2000), and US. Court of Appeals, Ninth Circuit U.S. District Court, Northern District of California (2003). Educated at University of Pennsylvania Law School (J.D., 1997) and McGill University (B.A., 1994). Recognitions include Peer Reviewed. Active member of Los Angeles County and American Bar Associations. Serands clients in Los Angeles, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Mermelstein is a lawyer practicing white collar criminal defense, complex business litigation, business law and 1 other area of law
  • Mark received a B.A. degree from McGill University in 1994, and has been licensed for 28 years
  • Mark practices at Orrick, Herrington & Sutcliffe LLP in Los Angeles, CA

Practice Areas Explained

Mark Mermelstein's Areas of Practice

Each practice area below reflects the types of cases Mark Mermelstein 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.

Mark Mermelstein is one of 214,271 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.

Mark Mermelstein is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

White Collar Crimes

Mark Mermelstein 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.

Mark Mermelstein is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Los Angeles 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 Los Angeles or all attorneys in California.

Frequently Asked

Common questions about Mark Mermelstein

Where is Mark Mermelstein's law office located?
Mark Mermelstein's law practice is located in Los Angeles, California. The firm is Orrick, Herrington & Sutcliffe LLP. You can contact the office directly through this profile page.
What practice areas does Mark Mermelstein handle?
Mark Mermelstein focuses on criminal defense, business, white collar, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has Mark Mermelstein practiced law?
Mark Mermelstein has 28+ years of legal experience and has been licensed since 1998.
Where did Mark Mermelstein go to law school?
Mark Mermelstein earned their education at (J.D., 1997); (B.A., 1994).
How can I contact Mark Mermelstein for a consultation?
You can contact Mark Mermelstein 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 Mark Mermelstein received?
Mark Mermelstein's notable recognition includes: Peer Reviewed.

Education

J.D.
University of Pennsylvania Law School
- 1997
B.A.
McGill University
- 1994

Awards

Peer Reviewed

Bar Admissions

New York
Admitted: 1998
California U.S. District Court, Central District of California
Admitted: 2000
US. Court of Appeals, Ninth Circuit U.S. District Court, Northern District of California
Admitted: 2003

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