A. Marisa Chun is a partner in the law firm of McDermott Will & Emery LLP and is based in the Firm’s Silicon Valley office.  She focuses her practice on complex civil litigation, intellectual property litigation, white collar criminal defense, and data privacy matters.  Ms. Chun represents clients in complex commercial cases and internal investigations across a broad range of industries – including those in the technology, life sciences and pharmaceutical, manufacturing, construction and engineering, and energy sectors.  A former Deputy Associate Attorney General, senior trial attorney, and Special Assistant U.S. Attorney at the U.S. Justice Department, Ms. Chun has substantial experience conducting civil and criminal trials and appeals in state and federal courts.