LAWYER PROFILE
Angela Zambrano

Angela Zambrano

USA 2026

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Ranked in 2 practice areas

About

Provided by Sidley Austin LLP

Practice Areas

ANGELA ZAMBRANO is a member of Sidley’s Executive Committee, co-leader of Sidley’s Dallas office, and co-leader of the firm’s 700+ member global Litigation practice group. A leading U.S. business litigator and trial lawyer, Angela has nearly 30 years of experience as a “stand up” courtroom lawyer litigating complex and high-profile business disputes.

Angela’s first chair trial practice spans across many different substantive areas of litigation. Angela serves as lead counsel in a wide variety of litigation: breach of contract and fraud disputes, class action litigation, energy litigation, securities litigation, employment litigation, trade secret disputes, False Claims Act matters, partnership disputes, purchase price adjustments, indemnification disputes, earn-out arbitrations, litigation against governmental entities, whistleblower-related litigation, data breach and privacy related investigations and litigation, commercial vendor disputes and litigation, and telecommunications litigation. She also has an active board of directors–level internal investigations practice, particularly with respect to accounting, privacy, whistleblower, and employment related matters. Her arbitration experience has earned her a spot on the American Arbitration Association’s Roster of Arbitrators.

Angela has received numerous awards and recognitions for her trial skills and extensive community involvement, and her successes have been widely reported in leading legal and business publications.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Litigation: General Commercial - Texas: Dallas, Fort Worth & Surrounds

Band 1
Band 1

Individual Editorial
Angela Zambrano is a highly sought-after commercial litigator, whose broad experience spans class actions and arbitrations. She offers further expertise in securities-related disputes.

Litigation: Securities - Texas

Band 2
Band 2

Individual Editorial
Angela Zambrano is a highly sought-after commercial litigator, whose broad experience spans class actions and arbitrations. She offers further expertise in securities-related disputes.

Strengths

Provided by Chambers

  • I wish I could work with Angela on more things. She is very responsive and not afraid to talk about difficult topics for a company. She does a really good job at communicating in a way that doesn't make clients feel pushed in a corner. She plays the long game, not just resolving the matter that's right in front of her.

    Litigation: General CommercialChambers Guide to the USA
  • Angela leads with exceptional skill, judgment and steadiness. She consistently brings the right expertise to the table, drawing on Sidley’s broader resources to ensure we have exactly what we need at each stage. She anticipates our concerns, understands our broader commercial objectives and actively looks for ways Sidley can better support us.

    Litigation: General CommercialChambers Guide to the USA
  • Angela Zambrano is smart, organized, extremely hard-working and has great judgment.

    Litigation: General CommercialChambers Guide to the USA
  • I think the world of Angela. She is a leader in the market and a wonderful lawyer.

    Litigation: General CommercialChambers Guide to the USA
  • Angela is among the best in the country for litigation expertise and team management. She has immense expertise and is everything you want in a litigator.

    Litigation: General CommercialChambers Guide to the USA

Ranked Individuals at Sidley Austin LLP (377)

California

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