Brian C. Rocca focuses on antitrust and complex litigation matters. He is the leader of the firm’s Chambers-ranked California antitrust practice. Having spent two decades working with some of the world’s most innovative companies, Brian is particularly adept at leading the defense of monopolization claims in the technology sector. He has been rated by Chambers USA in the antitrust field consecutively since 2013, and has been named a Top Antitrust Lawyer in California by the Daily Journal in three out of the last four years.
Brian works on antitrust litigation, investigation, and counseling matters in many industries, with a particular emphasis on technology and internet-based services. Beyond his leading antitrust practice, Brian has also litigated numerous complex civil and appellate litigation matters, including class actions and breach of contract, fraud, misappropriation, shareholder derivative, breach of fiduciary duty, and unfair competition matters. As a leading lawyer for beverage distributors in California, he also handles a wide array of matters related to brand rights, contractual issues, and regulatory compliance. He provides counseling to a prominent trade association relating to alcohol distribution issues.
Brian served as an assistant district attorney in the Trial Unit of the San Francisco District Attorney’s Office in 2007 and 2008, and has tried civil matters in state and federal court and arbitration proceedings.
Brian served as office managing partner of the firm’s San Francisco office from 2014 to 2022, during which time the office grew to include more than 200 lawyers and other professionals. Brian proudly serves on the board of directors for the National Center for Youth Law, an organization that has advanced justice for children and youth since 1971.
Antitrust Matters
Complex Commercial Litigation Matters
Ranked, Antitrust, California, Chambers USA (2013–2024)
Recommended, Antitrust: Civil litigation/class actions, defense, The Legal 500 US (2022, 2023)
Tier 1 Key Lawyer, Antitrust - Civil litigation/class actions, The Legal 500 US (2016–2023)
Recognized, Antitrust and Complex Litigation, Lawdragon 500 Leading Litigators in America (2022, 2024, 2025)
Highly Recommended, California Antitrust Practice, Global Competition Review (2020–2024)
Top Antitrust Lawyer (California), Daily Journal (2020, 2021, 2023)
Member, Practice Group of the Year, Competition, Law360 (2017–2022)
Recognized, Competition Future Leader, Global Competition Review's Who's Who Legal (2019–2023)
Rising Star (Competition Law), Law360 (2017)
Top 40 Under 40 (California), Daily Journal (2017)
National Top Litigator Under 40, Benchmark Litigation (2017)
National Under 40 Hot List, Benchmark Litigation (2016)
Lawyer of the Year – Under 40, Global Competition Review (2016)
Litigator of the Week (Runner Up), The AmLaw Litigation Daily (September 2019)
Litigator of the Week, Global Competition Review (April 2015)
Recognized, Northern California Super Lawyers (2018, 2019, 2022–2024)
Rising Star, Northern California Super Lawyers (2009–2017)
Recognized, LMG Rising Star in Competition and Antitrust, Expert Guides (2015–2018)
Recognized, Practice Group of the Year for Antitrust Law, US News & World Report – Best Lawyers (2017)
Recognized, National (U.S.) and Metropolitan (San Francisco) Tier 1 in Antitrust Practice Group Rankings, US News & World Report – Best Lawyers (2018, 2019)
Recognized, National Practice Group Ranking, Antitrust, Benchmark Litigation (2017, 2018)
Member, American Bar Association (Litigation and Antitrust Sections)
Member, Bar Association of San Francisco
Member, Board of Directors, National Center for Youth Law