Mason LLP

DC-based Plaintiff Class Action Law Firm.
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5335 Wisconsin Avenue
Washington
,
District of Columbia
20015

In thier own words

Mason LLP is a civil litigation firm representing plaintiffs who have been injured or harmed by corporate misconduct. We consider ourselves one of the nation’s leading firms specializing in litigation involving large numbers of people harmed by data breaches, defective or mislabeled products, environmental incidents, and the like. Our attorneys have a long history of obtaining major verdicts and settlements. We frequently lead, co-lead or take on other leadership roles in class actions of national significance. Examples include the Chinese Drywall Litigation, the U.S. Office of Professional Management Data Breach, the BP Oil Spill Litigation, and the Exxon Valdez Oil Spill Litigation.

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Class Action Settlements

Salud Family Health, Inc. $1,000,000 Settlement

Salud Family Health, Inc. $1,000,000 Settlement

Closed
Deadline:
December 12, 2023
ECL $4,077,232 Settlement for Data Breach

ECL $4,077,232 Settlement for Data Breach

Closed
Deadline:
March 14, 2024
DC Health Link $1.45M Data Breach Settlement

DC Health Link $1.45M Data Breach Settlement

Open for Claims
Deadline:
May 13, 2025
Methodist McKinney Hospital $985K Privacy Settlement

Methodist McKinney Hospital $985K Privacy Settlement

Open for Claims
Deadline:
May 27, 2025
Warren General Hospital $1.3M Data Breach Settlement

Warren General Hospital $1.3M Data Breach Settlement

Open for Claims
Deadline:
April 20, 2025
Charter Foods Employee $807.5K Data Breach Settlement

Charter Foods Employee $807.5K Data Breach Settlement

Open for Claims
Deadline:
June 5, 2025
Mena Regional Health $500K Data Breach Settlement

Mena Regional Health $500K Data Breach Settlement

Open for Claims
Deadline:
June 12, 2025

Disclaimer

The name, logos, trademarks, and all related marks are the property of Mason LLP. All information, images, and content regarding the firm are provided for informational purposes only and are not intended to imply any endorsement or affiliation. The information presented is based on publicly available data and is subject to change. We do not warrant the accuracy or completeness of the information. For specific inquiries, please contact the respective law firm directly.