Because Winning Matters.

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"Willenken is... recognized for its ability to handle complex commercial litigation."

Chambers USA

"Willenken is prepared to aggressively pursue matters and proceed to trial when circumstances warrant."

Benchmark Litigation

"A 'gutsy' firm with an 'enviable client list.'"

The American Lawyer

"A ‘go-to’ litigation firm for Top 500 companies."

Corporate Counsel

200+ cases tried to verdict or judgment

Willenken LLP is a Los Angeles-based trial and litigation boutique representing Fortune 500 companies and global corporations in high-stakes disputes throughout the United States. The firm is known for taking on business-critical matters involving significant legal, financial, and reputational risk, including matters demanding trial-ready lawyers at every level of the team who offer a rare blend of exceptional written advocacy and persuasive courtroom argument.

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winning matters (View all)

Willenken Secures Appellate Wins in Second, Fifth, and Ninth Circuits for Major Social Media Company
Willenken Secures Dismissal with Prejudice in “Made With” Labeling Case for Spectrum Brands
Willenken Wins Extraordinary $506 Million Trial Verdict in Delaware Chancery Court for AbbVie
Willenken Secures Appellate Wins in Second, Fifth, and Ninth Circuits for Major Social Media Company
Willenken Secures Dismissal with Prejudice in “Made With” Labeling Case for Spectrum Brands
Willenken Wins Extraordinary $506 Million Trial Verdict in Delaware Chancery Court for AbbVie

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latest alerts (View All)

Video Case Alert: Warner Chappell Music, Inc. v. Nealy
Secret #2 – Top 10 Secrets All In-House Counsel Need To Know To Manage a Case That Could Go To Trial
Secret #1 – Top 10 Secrets All In-House Counsel Need To Know To Manage a Case That Could Go To Trial
Video Case Alert: Warner Chappell Music, Inc. v. Nealy
Secret #2 – Top 10 Secrets All In-House Counsel Need To Know To Manage a Case That Could Go To Trial
Secret #1 – Top 10 Secrets All In-House Counsel Need To Know To Manage a Case That Could Go To Trial

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upcoming events

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NEXT WEEK 12 November

2026 NAPABA Convention

JW Marriott L.A. LIVE, Los Angeles

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latest firm news (View All)

Willenken Ranked Among 2027 Best Law Firms for White-Collar Criminal Defense

November 5, 2026

Kenneth Trujillo-Jamison Joins Board of Friends of the Los Angeles County Law Library

November 5, 2026

Willenken Marks Tenth Consecutive Year of Recognition by Benchmark Litigation

October 29, 2026

Willenken Ranked Among 2027 Best Law Firms for White-Collar Criminal Defense

November 5, 2026

Kenneth Trujillo-Jamison Joins Board of Friends of the Los Angeles County Law Library

November 5, 2026

Willenken Marks Tenth Consecutive Year of Recognition by Benchmark Litigation

October 29, 2026