Private company

Irell & Manella

American law firm

Irell & Manella LLP is an American law firm founded in 1941 by lawyers Lawrence E. Irell (1912–2000) and Arthur Manella (1917–1997). It has approximately 70 lawyers (down from a high of over 220), and placed 183rd on The American Lawyer's 2021 Am Law 200 ranking. It has two locations in Southern California: Century City and Newport Beach, as well as one in Washington, D.C. Irell specializes in intellectual property litigation and general business litigation.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1941Founded1

Irell & Manella LLP is an American law firm founded in 1941 by lawyers Lawrence E. Irell (1912–2000) and Arthur Manella (1917–1997). It has approximately 70 lawyers (down from a high of over 220), and placed 183rd on The American Lawyer's 2021 Am Law 200 ranking. It has two locations in Southern California: Century City and Newport Beach, as well as one in Washington, D.C. Irell specializes in intellectual property litigation and general business litigation.2

Timeline

  1. 1941Founded Founded1

Sources

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