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

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

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, telecommunications and technology, 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.

A member of the American College of Trial Lawyers, Bart has compiled an impressive list of victories in jury and bench trials throughout the United States.

A leader within Proskauer, Bart is an immediate past member of the firm’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)

Bart Williams – Proskauer Rose LLP

Bart Williams at Proskauer Rose LLP in Los Angeles has had a successful year as first chair on several trials, and won a full defense verdict in a complex, billion-dollar antitrust trial for Gilead Sciences, Inc. in 2023 as joint first chair, reflecting his strength in the pharmaceutical industry. Williams is equally comfortable with judge and jury trials, with a strong track record in both types of trial.

United States > Dispute resolution > General commercial disputes

(Leading lawyers)

Bart Williams – Proskauer Rose LLP

Proskauer Rose LLP is well-regarded in particular for its ability to handle arbitration and litigation in the asset management, sport, media, and life sciences spaces, though the team is active across a wide spectrum of commercial disputes. Litigation department chair Bart Williams is a key name for corporate investigations and white collar criminal cases, while vice-chair Michael Mervis is noted for his handling of cases in the real estate and entertainment spaces. Head of securities litigation Timothy Mungovan is based in Boston and routinely advises asset management clients on restructurings and bankruptcy matters in addition to handling private fund disputes. Jonathan Weiss is a key point of contact for both plaintiff and defense-side work in antitrust cases, class action suits, and securities litigation. Susan Gutierrez is a key name for the full suite of product liability issues. All attorneys named are based in Los Angeles unless otherwise stated.