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Eisen, Inc. Data Breach Lawsuit Investigation
Shamis & Gentile P.A., one of the nation's premier class action law firms specializing in data breach cases, is investigating the Eisen, Inc. data breach.
If you were affected by the data breach, your sensitive personally identifiable information may have been exposed, and you may be eligible for compensation.
About Eisen
Eisen, Inc. is a financial services company based in New York. Founded in 2021, Eisen provides AI-enabled regulatory technology and compliance operations for financial institutions. The company focuses on automating processes related to escheatment, disbursement, tax reporting, customer outreach and account offboarding for inactive or dormant accounts.
Eisen’s clients include banks, brokerages, digital asset exchanges and other financial firms across the United States.
What Happened?
On Dec. 12, 2025, Eisen was targeted by a social engineering attack.
A threat actor impersonated the California State Controller's Office and requested a file containing unclaimed property compliance records. Believing the request to be legitimate, an employee provided access to the file. Shortly after, Eisen discovered the request was fraudulent and took action to contain the incident.
The breach exposed sensitive personal information belonging to individuals whose data was processed by Eisen on behalf of its clients. According to the notice filed with the California Attorney General on June 24, 2026, the following types of information were compromised:
Information Exposed:
- Names
- Mailing addresses
- Email addresses
- Social Security numbers
- Dates of birth
- Unclaimed property balances
You May Be Entitled to Compensation
If your information was exposed in the Eisen, Inc. data breach, you may be eligible for compensation. Lawyers are ready to help individuals affected by this incident understand their rights and pursue potential claims. To find out if you qualify and to join a lawsuit, complete the below form.
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