WilmerHale

WilmerHale, also known as Wilmer Cutler Pickering Hale & Dorr, is a law firm that provides a broad range of legal services to clients across various industries. The firm advises on matters such as corporate transactions, litigation, regulatory compliance, intellectual property, labor and employment, and financial services. It serves corporations, financial institutions, technology companies, government entities, and nonprofit organizations. Its practice areas are organized to address both domestic and cross‑border legal needs.

Headquartered in the United States of America, WilmerHale maintains offices in major cities across the country and has expanded its presence to key international locations in Europe and Asia. This geographic footprint enables the firm to support clients with multi‑jurisdictional matters and to draw on local expertise while delivering coordinated service. The firm’s size allows it to handle complex, high‑stakes matters while maintaining specialized practice groups.

WilmerHale is recognized for its depth in securities litigation, white‑collar defense, and complex civil litigation, as well as for its strong corporate and M&A practice. The firm frequently represents clients in high‑profile investigations and regulatory proceedings, reflecting its sector positioning as a go‑to counsel for matters involving significant legal risk. Its attorneys often have prior experience as prosecutors, regulators, or judges, which informs the firm’s approach to advocacy and counseling.

The incident overview notes that in May 2026 WilmerHale experienced a data breach that was discovered early that month, leading to a lawsuit alleging negligence over clients’ personal information; clients were notified on July 10, 2026 and the firm stated the breach was isolated and quickly contained. This event highlights the firm’s exposure to cybersecurity risks and its responsibility to safeguard client data.