Andrew Cook

Andrew Cook

Partner, Orrick, Herrington & Sutcliffe LLP

Andy excels at solving complex problems for his clients using a variety of effective strategies. As former Chief Deputy Attorney General for the State of Wisconsin, Andy Cook has extensive experience representing businesses before state Attorneys General involving investigations and lawsuits. His strong relationships with Attorneys General and their senior staff frequently facilitate the successful resolution of client issues through diplomacy and negotiations. When litigation becomes necessary, Andy effectively advocates for clients throughout the litigation process. 

Andy combines his legal expertise in numerous areas of law covered by state Attorneys General, an understanding of how state AG offices operate, and vast knowledge of legal and regulatory issues facing his clients. This substantive and comprehensive legal approach is crucial to effectively representing clients before state Attorneys General.  Andy also has substantial experience drafting and enacting complex civil liability reforms before state legislatures to successfully address client goals.

Andy’s main practice focuses on advising Fortune 500 companies before state Attorneys General in the areas of antitrust, consumer protection, False Claims Act, environmental law, and cybersecurity and data privacy. Andy, in collaboration with a team of attorneys, successfully navigated a client through antitrust regulatory review by state Attorneys General in one of the nation’s largest mergers of two major telecommunication companies. Andy also worked with a team of lawyers representing a large corporation involving the multistate opioids litigation brought by state Attorneys General.

Andy gained valuable experience serving as Deputy Attorney General for the State of Wisconsin where he was the second in command of the 700-plus state agency. In his role as Chief Deputy Attorney General, Andy oversaw the day-to-day operations at the Wisconsin Department of Justice (DOJ); directed the State’s litigation strategy; negotiated, reviewed, and approved all settlements; drafted and reviewed attorney general opinions; managed the agency’s budget; oversaw civil and criminal investigations handled by DOJ; and managed DOJ’s legislative agenda.

Andy played college hockey and remains active by running, cross country skiing, and playing golf. On the weekends, Andy and his wife enjoy watching their kids’ sporting events, including soccer, baseball, gymnastics, and track. In his rare spare time, Andy reads history books.



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