Ann O'Brien

Cartel and Government Antitrust Investigations Task Force Leader at BakerHostetler
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Ann O'Brien is the leader of the Cartel and Government Antitrust Investigations Task Force at BakerHostetler, which was formed to advise clients facing criminal or civil government antitrust investigations or litigation. Ann’s insight on antitrust agency priorities, goals and policies are a valuable asset to companies facing international and multi-agency exposure. She has substantial experience leading every aspect of domestic and international antitrust and white collar investigations and prosecutions, including litigating federal criminal jury trials. Additionally, she provides clients with cutting-edge compliance counseling and training that can help deter or quickly detect antitrust exposure, informed by what is most important to the Antitrust Division and the courts. Ann also serves as an antitrust and white collar resource to BakerHostetler's Digital Transformation and Data Economy team, providing clients with strategic counsel on the intersection of antitrust and data ownership and privacy.

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