Atty. Lana O'Brien

Atty. Lana O'Brien

Lana O'Brien is a lawyer practicing litigation. Lana received a B.A. degree from Vassar College in 1998, and has been licensed for 20 years.

New York New York 20 yrs experience 20 year
Call (332) 209-4418 Book Appointment

Profile Summary

About Lana O'Brien at a glance

Lana O'Brien is an Attorney based in New York, New York, practicing at Simpson Thacher & Bartlett LLP. They have 20+ years of legal experience, licensed to practice since 2006. Their practice focuses on litigation. Admitted to practice in New York (2006). Educated at New York University School of Law (J.D., 2005) and Vassar College (B.A., 1998). Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Lana O'Brien is a lawyer practicing litigation
  • Lana received a B.A. degree from Vassar College in 1998, and has been licensed for 20 years
  • Lana practices at Simpson Thacher & Bartlett LLP in New York, NY

Practice Areas Explained

Lana O'Brien's Areas of Practice

Each practice area below reflects the types of cases Lana O'Brien handles, with a brief overview of what that area of law covers.

Civil Litigation

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

Lana O'Brien is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New York are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York 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 New York courts without local counsel or pro hac vice admission.

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Lana O'Brien

Where is Lana O'Brien's law office located?
Lana O'Brien's law practice is located in New York, New York. The firm is Simpson Thacher & Bartlett LLP. You can contact the office directly through this profile page.
What practice areas does Lana O'Brien handle?
Lana O'Brien focuses on litigation. Each practice area listed reflects experience handling cases of that type in New York.
How long has Lana O'Brien practiced law?
Lana O'Brien has 20+ years of legal experience and has been licensed since 2006.
Where did Lana O'Brien go to law school?
Lana O'Brien earned their education at (J.D., 2005); (B.A., 1998).
How can I contact Lana O'Brien for a consultation?
You can contact Lana O'Brien 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.

Practice Areas

Education

J.D.
New York University School of Law
- 2005
B.A.
Vassar College
- 1998

Bar Admissions

New York
Admitted: 2006

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