Data Breach at Great Plains Bank Corporation: What You Need to Know
In a startling incident that has raised concerns about data security, Great Plains Bank Corporation recently suffered a significant data breach. This breach has affected a total of 7,767 individuals, prompting a call for vigilance among consumers regarding their personal information.
About Great Plains Bank Corporation
Great Plains Bank Corporation is a financial services organization located at 3915 6th Ave. SE, Aberdeen, South Dakota, 57401. As a trusted institution in the financial sector, they provide a range of banking services to their clients, making this data breach particularly concerning for all affected parties.
What Happened
The breach occurred on November 21, 2024, when an external system was compromised due to hacking. The breach was discovered on January 6, 2025, leading to an immediate review of security protocols. Written notifications were sent to affected individuals on February 19, 2025, outlining the details of the breach and any available protective measures.
Next Steps
If you believe you are one of the affected individuals, it is crucial to take immediate action. SLFLA (Srourian Law Firm) is here to assist you in understanding your rights and exploring your options. We encourage you to reach out to us for a consultation so that we can help you navigate this challenging situation and protect your personal information.

Srourian Law Firm is investigating a potential class action lawsuit against Great Plains Bank Corporation for a recent data breach.
If you received a NOTICE OF DATA BREACH letter from Great Plains Bank Corporation, complete the form below so we can discuss your legal options.
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