Atty. Matthew W Sepper

Atty. Matthew W Sepper

Matthew W Sepper is a lawyer practicing international law, litigation, communications & media. Matthew received a B.A. degree from Rice University in 2006, and has been licensed for 17 years.

Los Angeles Los Angeles 17 yrs experience 17 year
Call (747) 351-1460 Book Appointment

Profile Summary

About Matthew W Sepper at a glance

Matthew W Sepper is an Associate based in Los Angeles, California, practicing at Irell And Manella Llp. They have 17+ years of legal experience, licensed to practice since 2009. Their practice focuses on litigation, entertainment, and international. Admitted to practice in California (2009). Educated at Stanford University (J.D., 2009) and Rice University (B.A., 2006). Active member of State Bar of California. Serands clients in Los Angeles, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Matthew W Sepper is a lawyer practicing international law, litigation, communications & media
  • Matthew received a B.A. degree from Rice University in 2006, and has been licensed for 17 years
  • Matthew practices at Irell & Manella LLP in Los Angeles, CA

Practice Areas Explained

Matthew W Sepper's Areas of Practice

Each practice area below reflects the types of cases Matthew W Sepper 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.

Matthew W Sepper is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Entertainment & Sports Law

Entertainment lawyers for music, film, sports contracts, talent representation, and IP licensing.

Matthew W Sepper is one of 45,946 entertainment attorneys indexed nationally. Browse entertainment attorneys in California →

International Law

International law attorneys for cross-border transactions, trade, foreign investment, and treaties.

Matthew W Sepper is one of 40,133 international attorneys indexed nationally. Browse international 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 Matthew W Sepper

Where is Matthew W Sepper's law office located?
Matthew W Sepper's law practice is located in Los Angeles, California. The firm is Irell And Manella Llp. You can contact the office directly through this profile page.
What practice areas does Matthew W Sepper handle?
Matthew W Sepper focuses on litigation, entertainment, international. Each practice area listed reflects experience handling cases of that type in California.
How long has Matthew W Sepper practiced law?
Matthew W Sepper has 17+ years of legal experience and has been licensed since 2009.
Where did Matthew W Sepper go to law school?
Matthew W Sepper earned their education at (J.D., 2009); (B.A., 2006).
How can I contact Matthew W Sepper for a consultation?
You can contact Matthew W Sepper 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.
Stanford University
- 2009
B.A.
Rice University
- 2006

Bar Admissions

California
Admitted: 2009

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