Charles Weir is an accomplished litigator with more than 17 years of experience handling complex business litigation and internal investigations. Charles’ complex business litigation practice focuses on representing public and private companies and executives in class actions, shareholder derivative suits, qui tam litigation and commercial disputes. He currently serves as the head of the Los Angeles Litigation Group and co-chair of the Firm’s Class Action Team.
His class action matters have involved claims of unfair business practices, breaches of fiduciary duty, fraud, off-label prescription drug marketing, false advertising, violations of the Telephone Consumer Protection Act (TCPA), and violations of federal and state securities laws. Charles was defense counsel in two of the largest shareholder derivative lawsuits in California history. He represented officers and directors of Pacific Gas & Electric Company in shareholder derivative litigation arising from the company’s natural gas pipeline business. He also represented a co-founder of Broadcom Corporation in connection shareholder derivative and class action litigation arising from allegations of stock option backdating.
Charles practice spans multiple industries, with an emphasis on representing health care providers. Many of his health care representations are in connection with qui tam claims. These include claims brought under the federal False Claims Act, the California False Claims Act and Section 1871 of the California Insurance Code.
Beyond his commercial civil practice and class action work, Charles has significant experience representing clients in connection with internal investigations and responding to government subpoenas and information demands.
Currently represent and previously represented Universal Health Services, Inc. in multiple qui tam suits including alleged violations of the California and Federal False Claims Act and Section 1871 of the California Insurance Code
Represented a co-founder of major semiconductor company in a high-profile securities class action and shareholder derivative suit regarding the company’s stock option accounting practices
Represented St. Joseph Health in commercial dispute with an independent physician association
Represented Mars, Incorporated in multiple consumer class actions regarding product labeling and supply chain disclosures
Represented a major dialysis company in In re: Epogen Off-Label Marketing, a class action dismissed by the US District Court for the Central District of California (discussed in the Big Suits Section of The American Lawyer following dismissal of claims against the Firm’s client)
Represented members of the board of directors of publicly traded bank holding company in a securities class action and an ERISA class action
Represented hospital system in a False Claims Act qui tam suit related to radiation oncology
Represented a subprime lender in a securities class action
Represented Under Armour in consumer class action
Representing liquidators of a foreign bank in connection with government forfeiture proceedings and various other matters
Representing officer of publicly traded bank in connection with BSA and AML investigation
Represented major oil services company in various internal investigations in China regarding FCPA compliance
Represented a major energy company in a FCPA investigation regarding oil installations in Africa
Representing major phone manufacturer and technology provider in FCPA compliance matters
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