• Harvard Law School (J.D., 2017) cum laude
  • Duke University (B.A., 2014, Public Policy) magna cum laude
  • Hon. Gonzalo Curiel, U.S. District Court for the Southern District of California
  • Hon. Jerome Holmes, U.S. Court of Appeals for the Tenth Circuit
  • California
  • New York

Haoxiaohan (“Xiaohan”) Cai practices complex commercial litigation, managing all aspects of a case for a wide variety of clients.

While in law school, Ms. Cai served as the editor-in-chief of the Harvard International Law Journal and was a research assistant to Professors Gabriella Blum, Mark Tushnet and Alex Whiting. She also worked as an intern with the narcotics and public integrity units of the United States Attorney’s Office for the Eastern District of New York, where she researched legal issues in preparation for the corruption trial of a NY state assemblyman.

Prior to entering Duke University, Ms. Cai was also a recipient of the Angier B. Duke Memorial Scholarship, which is a four-year full tuition merit scholarship award.

Ms. Cai is proficient in Mandarin Chinese.


Represent Rishi Shahfounder of Outcome Health, in parallel SEC and criminal proceedings in the Northern District of Illinois involving mail fraud, wire fraud, bank fraud, loan application fraud, and money laundering.

Represent a major laboratory in a HHS-OIG investigation of billing and compensation practices related to the Anti-Kickback Statute and the False Claims Act.

Represent a Chinese entrepreneur in a civil dispute against former business partner in China.

Represent thirteen members of a successful appraisal group sued by their former employer for trade secret theft, intentional interference with business relations, unfair competition, and violation of the computer fraud and abuse act.

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Represent an international audit firm in connection with an SEC investigation into the practices of an audit client.

Defend Bausch Health Companies in a Ninth Circuit appeal against a qui tam plaintiff whose case was dismissed under the federal False Claims Act.

Represented a leading fitness technology company in a patent infringement and false advertising matter against NordicTrack maker, Icon Health & Fitness Inc.

Represented a leading fitness technology company in a consumer class action in the Southern District Court of New York.

Represented three former executives of a pharmaceutical company asserting whistleblower retaliation claims and allegations under the California Labor Code, violations of the Unfair Competition Law, and for breach of contract.

Represented a major utility company in an internal investigation involving a sensitive new technology at the heart of an important partnership with a key tech innovator.

Represented an international law firm in a legal malpractice claim.

Secured victory for domestic violence abuse victim in a multi-hearing restraining order case.

Hueston Hennigan Named a Law360 Trials Group of the Year