Sound Community 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 Sound Community Bank 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 Sound Community Bank
Sound Community Bank is a state-chartered commercial bank headquartered in Seattle, Washington. Founded in 1953, the bank has served the greater Puget Sound region for decades, providing a wide range of personal and business banking services.
The bank operates eight retail branches and one loan production office, with over 25,000 household and business clients. Sound Community Bank offers products such as checking and savings accounts, money market accounts, certificates of deposit, as well as loans for homes, businesses, and equipment. The bank is a subsidiary of Sound Financial Bancorp Inc.
What Happened?
On Aug. 14, 2025, a third-party vendor used by Sound Community Bank for advertising and mailing experienced a cybersecurity incident. The vendor began investigating and responding to the incident immediately, involving law enforcement and cybersecurity experts. On Oct. 27, 2025, Sound Community Bank was notified that some client information may have been impacted.
Importantly, there has been no evidence of unauthorized activity within Sound Community Bank’s own internal systems. The breach was limited to the vendor’s environment.
Types of Consumer Information Exposed:
- Name
- Social Security number
- Financial and banking information
- Full date of birth
The bank disclosed the breach to the Massachusetts Attorney General’s office on Oct. 29, 2025, and to the Washington Attorney General’s office on Nov. 19, 2025. According to official reports, four people were affected in Massachusetts and 5,503 in Washington.
Your Rights and Next Steps
If you received a notice from Sound Community Bank or believe you may have been affected, there are important steps you can take to protect yourself:
- Review your credit reports and account statements carefully for the next 12 to 24 months. Look for any suspicious or unauthorized activity.
- Change your password for your Sound Community Bank online account, even though passwords were not impacted. Use a unique and strong password, and avoid using your account number or email address as your username.
- Order your free annual credit report from each of the three major credit bureaus.
- Consider placing a fraud alert on your credit file if you are planning to apply for new credit soon. This notifies potential creditors to take extra steps to verify your identity.
- If you do not plan to seek new credit, placing a credit freeze on your credit file adds an extra layer of security. This can be done for free with each of the credit bureaus.
- Consider joining a class action lawsuit.
You May Be Entitled to Compensation
If your information was exposed in this data breach, you may be eligible for compensation. Lawyers are ready to help affected individuals understand their rights and pursue claims for damages resulting from the exposure of personal information.
To find out if you qualify and to take the next step, complete the below form to join a lawsuit related to the Sound Community Bank data breach.
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