Christopher Casamassima
Partner
WilmerHale
Christopher Casamassima is an experienced trial lawyer who focuses on complex business disputes involving antitrust, breach of contract, fraud, trade secrets and other commercial issues. He has achieved significant victories on behalf of both plaintiffs and defendants in a variety of industries, including healthcare, entertainment, financial services and aerospace. Casamassima has led the defense for numerous corporate clients facing class action claims, qui tam claims and other matters involving significant potential exposure.
He has represented clients in high-profile matters impacting the Los Angeles business community, including representing Sony Pictures Entertainment after the company was left reeling from a data breach when thousands of documents were published online including personal email correspondence, employees’ personal data, executive pay and unreleased films and scripts. Casamassima is also an active member of the legal community, active in the American Bar Association’s Antitrust Law Section.
