Bart Williams > Proskauer Rose LLP > Los Angeles, United States > Lawyer Profile
Proskauer Rose LLP Offices

2049 CENTURY PARK EAST
32ND FLOOR
LOS ANGELES, CA 90067-3206
CALIFORNIA
United States
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Bart Williams

Work Department
Litigation
Position
Bart Williams is one of the nation’s most sought after trial lawyers and commercial litigators. He has served as lead counsel for numerous companies in their most challenging and high-profile matters.
Bart has served as a counselor and trial lawyer for Fortune 500 corporations in a variety of industries, including: sports, media and entertainment, financial services, consumer products, technology and telecommunications, pharmaceutical, and private equity. He has represented multiple major law firms in their most serious professional negligence cases. He has also represented celebrities, government officials and corporate executives individually in high-stakes matters. Bart’s background as a former Assistant United States Attorney has also helped establish him as a “go to” lawyer for internal corporate investigations and white collar criminal defense matters.
In a case Bart handled for the Motion Picture Association of America, CNET News reported, “Real [Networks] has hired some very able attorneys . . . . to represent it. But should it go to trial, Real would do well to hire a lawyer with the same kind of charisma and courtroom presence as Bart Williams. He’s the lawyer . . . who is representing the MPAA. I’m no legal expert, but I’ve got eyes and the judge appeared to be more engaged when Williams addressed her. . . . Cases are supposed to be judged on facts but I’m guessing every advantage helps.”
A leader within Proskauer, Bart is an immediate past member of Proskauer’s Executive Committee and also serves as worldwide chair of the Litigation Department and head of Proskauer’s Los Angeles office.
Bart served as an assistant U.S. Attorney in the Central District of California where he concentrated on complex criminal prosecutions involving allegations of fraud or other business crimes. He obtained convictions in 11 out of 11 jury trials. He received several special commendations during his tenure, including one from the Honorable Louis J. Freeh, then-director of the FBI.
Bart is a graduate of Yale College and Yale Law School. He was a starting guard for four years on the Yale Varsity Basketball Team, and received the George McReynolds Award as the team’s Most Valuable Defensive Player his senior year.
Lawyer Rankings
United States > Dispute resolution > Leading trial lawyers
(Leading trial lawyers)Proskauer Rose LLP‘s Bart Williams heads the firm’s worldwide litigation team out of the Los Angeles office, representing a client base consisting of prominent names in the media, entertainment and pharmaceutical industries. He represented Gilead Sciences in state and federal court in suits where plaintiff allege that Gilead’s TAF and TDF drugs caused issues including kidney disease and bone injuries and the company did not provide sufficient warning of these risks. Williams also appeared for the NFL in the antitrust suit brought by plaintiffs seeking to challenge the league’s merchandise distribution policies.
United States > Dispute resolution > General commercial disputes
(Leading partners)Distinguished by its expertise in the sports and cultural sectors, Proskauer Rose LLP has a stellar record in high-profile cases, often on a cross-border and international basis. Bart Williams leads the team from Los Angeles, enjoying a successful track record in high-profile trials and corporate investigations. Splitting his time between Boston and New York, Timothy Mungovan heads the securities litigation practice and is regularly called upon to handle restructurings, bankruptcies and private fund litigation. From New York, Grant Esposito is regularly called upon to handle class actions and arbitration, along with David Fioccola, who focuses his practice on antitrust and breach of contract disputes. As co-head of the firm’s mass torts and product liability group, Lee Popkin in New York is a go to for major consumer brands alongside product liability practice co-head Susan Gutierrez, who is active across the consumer products, medical and pharmaceutical, media and sports sectors from LA. Bradley Ruskin in New York handles disputes at federal, state and international level, while Boston-based Colin Cabral excels in patent, commercial and antitrust disputes. In LA, Shawn Ledingham represents an impressive clientele across the sport, agriculture and pharma sectors.
Lawyer Rankings
- Leading partners United States > Dispute resolution > General commercial disputes
- General commercial disputes United States > Dispute resolution
- Leading trial lawyers United States > Dispute resolution > Leading trial lawyers
- Leading trial lawyers United States > Dispute resolution
Top Tier Firm Rankings
- Labor and employment > Employee benefits, executive compensation and retirement plans: design
- Labor and employment > Labor and employment disputes (including collective actions)
- Labor and employment > Labor-management relations
- Finance > Commercial lending
- Environment > Environment: transactional
- Industry focus > Sport
- Labor and employment > Workplace and employment counseling
Firm Rankings
- Media, technology and telecoms > Advertising and marketing: litigation
- Insurance > Advice to policyholders
- Investment fund formation and management > Alternative/hedge funds
- Finance > Commercial lending > Advice to direct lenders/private credit
- Labor and employment > Employee benefits, executive compensation and retirement plans: transactional
- Labor and employment > ERISA litigation
- Dispute resolution > General commercial disputes
- Tax > International tax
- Tax > Not-for-profit (Fortune 1000 private foundations, national trade associations, and charities)
- M&A/corporate and commercial > Private equity buyouts: middle-market (Up to $500m)
- Investment fund formation and management > Private equity funds (including venture capital)
- Real estate > Real estate
- Tax > US taxes: non-contentious
- Finance > Commercial lending: Advice to bank lenders
- Intellectual property > Copyright
- Media, technology and telecoms > Cyber law (including data privacy and data protection)
- Media, technology and telecoms > Media and entertainment: litigation
- Finance > Restructuring (including bankruptcy): corporate
- Dispute resolution > Appellate: courts of appeals / Appellate: supreme courts (states and federal)
- Antitrust > Civil litigation/class actions: defense
- Dispute resolution > Corporate investigations and white-collar criminal defense
- Environment > Environment: transactional
- Dispute resolution > Leading trial lawyers
- Healthcare > Life sciences
- Investment fund formation and management > Mutual/registered/exchange-traded funds
- Dispute resolution > Securities litigation: defense
- Media, technology and telecoms > Technology transactions
- M&A/corporate and commercial > M&A: large deals ($1bn+)
- Real estate > Real estate finance
- Healthcare > Service providers
- Intellectual property > Patents: litigation (full coverage)