Erin Casey Williams

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Erin Casey Williams: Attorney with Motley Rice LLC

Biography

Erin Casey Williams protects the interests of institutional investors and consumers through complex securities litigation. She also represents whistleblowers in qui tam cases under the False Claims Act.

Erin is a part of Motley Rice’s litigation teams representing investors in securities fraud class action cases throughout the country. She represents the firm’s clients in matters against Amazon.com, Inc., Abbott Laboratories, and Upstart Holdings, Inc.

Erin also represented financial advisors in litigation against Wells Fargo which resulted in a $79 million settlement.* The financial advisors alleged Wells Fargo forfeited their deferred compensation in violation of the Employee Retirement Income Security Act (ERISA). Additionally, Erin is involved in the firm’s qui tam practice, working with relators to bring claims on behalf of the government.

Erin assisted in the development of deposition strategies and completed discovery with the Motley Rice securities team before joining the firm in 2017. Her previous experience includes litigating claims involving medical malpractice, wrongful death, personal injury and complex family law matters at a Charleston, S.C., law firm. She also researched and drafted memoranda regarding construction defects, insurance defense, and tort liability for a national litigation support agency.

While pursuing her law degree, Erin interned for the Federal Defender Program in Chicago in addition to working as a judicial extern for the Honorable Michael T. Mason of the U.S. District Court for the Northern District of Illinois. She served as an associate editor of the University of Illinois Law Review and the Community Service Chair of the Women’s Law Society.

Awards, Accolades & Recognitions

Best Lawyers

Charleston, SC
2024-2026 Ones to Watch list: Litigation - Securities

Blog Posts

July 6, 2023

Social media’s grip on teen mental health

by: Laura K. Stemkowski

January 8, 2021

Clicking with caution: Cybersecurity data breach risks are higher than ever Causes, Not Just Cases

by: Jodi Westbrook Flowers

August 12, 2020

Denied business interruption insurance payouts due to COVID-19 losses, some business owners may find justice in civil courts Causes, Not Just Cases

by: John A. Baden IV

News

April 28, 2025

The history and legacy of Workers’ Memorial Day

by:
M. Nolan Webb

August 26, 2024

51 Motley Rice attorneys listed in 2025 Best Lawyers in America guide

by: Motley Rice

See more ›

Areas of Practice (3)

  • Consumer Fraud Protection
  • Securities Class Actions
  • Whistleblower Claims

Education & Credentials

University Attended:
University of Illinois at Urbana-Champaign, B.S., with honors, 2011
Law School Attended:
University of Illinois College of Law, J.D., 2014
Year of First Admission:
2015
Admission:
South Carolina; U.S. Court of Appeals for the Second and Ninth Circuits; U.S. District Court for the Eastern District of Michigan, the Northern District of Illinois and the District of South Carolina
Memberships:

Associations

American Bar Association

South Carolina Bar Association

South Carolina Association for Justice

South Carolina Women Lawyers Association

Charleston County Bar Association

Reported Cases:
CaseWork: IRS, CFTC and Other Whistleblowers: Whistleblower Claims; Whistleblower protection programs exist for an ever-growing range of industries and we work to ensure that those wishing to come forward with valuable information are protected to the full extent of the law.; Qui Tam Whistleblower Lawyer: Whistleblower Claims; By suing on behalf of the United States government for acts of fraud, a qui tam whistleblower may potentially share in a significant portion of the funds recovered by the government.; Corporate Takeover Litigation: Securities Class Actions; When directors and officers of a public company decide to undertake a corporate transaction such as a merger, acquisition or leveraged buyout, we work with company shareholders to help maximize share value and to avoid conflicts of...; Shareholder Derivative Lawsuit: Securities Class Actions Antitrust; Through shareholder derivative actions, we work with company investors to restore value lost to the company due to willful mismanagement, insider self-dealing or other acts of malfeasance.; Securities Fraud: Securities Class Actions Antitrust; Representing domestic and foreign institutional investors-including union, pension, and hedge funds-in recovering shareholder losses incurred due to corporate fraud.; SEC Whistleblower Attorney: Whistleblower Claims; If you learn of securities violations such as bribery, theft, corporate fraud or accounting irregularities, you can help stop misconduct by reporting it to the Securities and Exchange Commission (SEC).
ISLN:
924000346

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www.motleyrice.com/attorneys/erin-c-casey

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