Rob Katerberg is a partner in the firm's litigation group. Mr. Katerberg focuses on complex civil litigation, particularly class actions, appeals, constitutional and international law issues, and cases with public policy or regulatory components.
In recent years, Mr. Katerberg has represented the largest steel producer in the United States in a series of antitrust cases, defended a government contractor against class action litigation arising out of an alleged data breach, and represented firm client the US Federal Housing Finance Agency in litigation arising out of its role as conservator of Fannie Mae and Freddie Mac, among many other matters spanning a variety of industries and areas of law. Mr. Katerberg has also been closely involved in several recent cases involving the First Amendment rights of pharmaceutical companies to engage in speech about their drugs, including the firm's 2011 Supreme Court victory in Sorrell v. IMS Health and a challenge to the US government's "off-label promotion" regulatory regime.
Mr. Katerberg has also maintained an active pro bono practice. For example, recently he has been representing a group of American Samoans in litigation challenging the US government's refusal to recognize birthright citizenship of American Samoans under the Fourteenth Amendment.
Before returning to Arnold & Porter LLP in 2008, Mr. Katerberg served in the US Department of Justice (DOJ), Civil Division, Federal Programs Branch for five years. At the DOJ, Mr. Katerberg represented the United States in high-profile cases challenging federal statutes, regulations, and agency actions. Earlier in his career, Mr. Katerberg served as a law clerk to Judge R. Lanier Anderson III on the United States Court of Appeals for the Eleventh Circuit