Christopher Casamassima > WilmerHale > Los Angeles, United States > Lawyer Profile
WilmerHale Offices
350 SOUTH GRAND AVENUE
SUITE 2100
LOS ANGELES, CA 90071
CALIFORNIA
United States
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Christopher Casamassima
Work Department
Trials ; Litigation ; Antitrust and Competition ; Antitrust Litigation ; Class Actions ; Commercial Litigation ; Cybersecurity and Privacy ; Life Sciences
Position
Partner in WilmerHale’s Los Angeles Office
Career
Chris Casamassima is a trial lawyer who focuses on complex business disputes. Over the course of his more than twenty-two year career, Chris has handled cases for defendants and plaintiffs involving breach of contract, interference with contract, fraud, antitrust, trade secrets and many other commercial issues across a wide variety of industries. Mr. Casamassima aggressively represents his clients, whether litigating a business-to-business contract dispute or defending a company against a class action or qui tam claim. He has been named as one of the Lawdragon 500 Leading Litigators in America, recognized in The Legal 500 United States, and included as a Southern California “Super Lawyer” or “Rising Star” for eighteen years. He has also been named to the Los Angeles Business Journal’s “Thriving in their 40s” list, twice nominated by the Los Angeles Business Journal as a Leader in Law, and was recognized by the Daily Journal in 2015 as one of the top twenty lawyers under the age of forty in California.
Professional Activities
Mr. Casamassima has been active in the American Bar Association’s Antitrust Law Section for many years, and has served as a vice chair of the Distribution and Franchising, Privacy and Information Security, and Cartel and Criminal Practice Committees. Mr. Casamassima is also a member of the State Bar of California’s Antitrust and Unfair Competition Law and Litigation Sections, the Italian American Lawyers Association, and the Association of Business Trial Lawyers. Mr. Casamassima has also served on the Board of Directors of the Western Center on Law & Poverty.
Memberships
- California
- District of Columbia
Education
JD, University of California, Los Angeles, School of Law, 2000
BA, History, University of Pennsylvania, 1997
Top Tier Firm Rankings
- Finance > Financial services regulation
- Antitrust > Cartel
- International Trade > CFIUS
- Antitrust > Civil litigation/class actions: defense
- Industry focus > Education
- Industry focus > Native American law
- Intellectual property > Patents: litigation (full coverage)
Firm Rankings
- Media, technology and telecoms > Cyber law (including data privacy and data protection)
- Dispute resolution > General commercial disputes
- M&A/corporate and commercial > M&A: middle-market ($500m-999m)
- Media, technology and telecoms > Outsourcing
- Dispute resolution > Securities litigation: defense
- Government > State attorneys general
- Media, technology and telecoms > Technology transactions
- M&A/corporate and commercial > Venture capital and emerging companies
- Finance > Capital markets: equity offerings
- M&A/corporate and commercial > Corporate governance
- Government > Government contracts
- Dispute resolution > International arbitration
- Healthcare > Life sciences
- International Trade > Trade remedies and trade policy
- Finance > Capital markets: debt offerings
- International Trade > Customs, export controls and economic sanctions
- Labor and employment > Employee benefits, executive compensation and retirement plans: transactional
- Environment > Environment: regulatory
- Dispute resolution > Financial services litigation
- Finance > Fintech
- Government > Government relations
- Antitrust > Merger control
- Tax > US taxes: non-contentious
- Finance > Commercial lending
- Dispute resolution > Leading trial lawyers
- Real estate > Real estate
- Finance > Restructuring (including bankruptcy): corporate
- Dispute resolution > Appellate: courts of appeals / Appellate: supreme courts (states and federal)
- Dispute resolution > Corporate investigations and white-collar criminal defense
- Environment > Environment: litigation