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Norway Savings Bank 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 Marquis (breach of NSB data) 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 Norway Savings Bank
Norway Savings Bank, is a mutual banking and financial services company headquartered in Norway, Maine.
Norway Savings Bank serves over 38,000 households in western and southern Maine and employs more than 300 people.
What Happened?
On Aug. 14, 2025, Marquis Software Solutions, a third-party provider of Norway Savings Bank, discovered a ransomware attack in which an unauthorized external actor gained access to certain portions of its data environment. This incident did not involve Norway Savings Bank’s internal systems, but it did impact data Marquis Software Solutions managed for the bank and other clients.
According to regulatory filings, approximately 51,000 individuals in the U.S. were affected, with 44,259 of those in Maine alone. Marquis has stated that it paid a ransom in hopes of containing the incident, but some stolen data has reportedly surfaced on criminal marketplaces.
Marquis and Norway Savings Bank reported the breach to the Maine Attorney's General office on Nov. 21, 2025, and began notifying affected individuals by mail.
The personal information exposed in this breach includes:
- Names
- Addresses
- Dates of birth
- Social Security and Tax ID numbers
- Financial account information
Your Rights and Next Steps
If you received a data breach notification from Norway Savings Bank, you have important rights and options. You may be entitled to seek compensation for any harm or inconvenience caused by this cybersecurity incident.
- Identity theft protection services: Sign up for the free IDX identity theft protection services offered by Norway Savings Bank.
- Monitor your accounts carefully: Check your financial statements regularly for suspicious activity or unauthorized transactions. If you notice anything unusual, contact your financial institution immediately.
- Fraud alert and credit reports: A fraud alert informs creditors to take extra steps to verify your identity before opening new accounts in your name. Consumers are also entitled to one free credit report annually from each credit bureau. You can request a fraud alert or a credit report by contacting any one of the three major credit bureaus.
- Seek legal help: Lawyers are ready to help you understand your rights and pursue compensation.
You May Be Entitled to Compensation
If your personal information was exposed in the data breach experienced by Norway Savings Bank via Marquis, you could be eligible to join a class action lawsuit and seek compensation.
Lawyers are actively investigating claims on behalf of affected individuals. To learn more about your rights and to participate in this action, complete the below form to see if you qualify.
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