Norway Savings Bank Data Breach
Last Updated on June 2, 2026
At A Glance
- What's Going On?
- Attorneys are gathering people affected by the Norway Savings Bank data breach to take legal action via mass arbitration.
- What Am I Signing Up For, Exactly?
- You are signing up for what’s known as mass arbitration, which is different from a class action and involves hundreds or thousands of consumers filing individual arbitration claims against the same company at the same time.
- Does This Cost Anything?
- It costs nothing to sign up, and the attorneys will only get paid if they win your claim.
Norway Savings Bank Data Breach: Legal Investigation
Attorneys working with ClassAction.org are gathering consumers to sign up for legal action in light of the Norway Savings Bank data breach.
If you received a notice about the breach or otherwise believe you were affected, keep reading to learn more and find out how to sign up.
Norway Savings Bank Security Incident: What Happened?
Norway Savings Bank, a mutual banking and financial services company based in Norway, Maine, has announced a data breach involving third-party vendor Marquis Software Solutions. On August 14, 2025, unauthorized access occurred at Marquis' data environment; Norway Savings Bank's own systems were unaffected. The bank was kept informed by the vendor throughout the incident and worked with cybersecurity experts to identify any compromised customer information.
The investigation, concluding on October 27, 2025, revealed that the Marquis data breach might have exposed names, addresses, dates of birth, Social Security numbers, tax identification numbers, and financial account information. Norway Savings Asset Management Group accounts were not impacted.
According to a report submitted to the Maine Attorney General's Office, the Norway Savings Bank data breach impacted 51,000 individuals.
What You Can Do After the Norway Savings Bank Data Breach
If you got a notice about the Norway Savings Bank data breach or otherwise believe you were affected, you may be able to take legal action via mass arbitration, which is different from a class action lawsuit.
Though there are no guarantees, it's possible that victims of the Norway Savings Bank data breach could be owed $100s for potential violations of their rights.
Norway Savings Bank Data Breach Notice
Published: November 21, 2025
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