Strauss Borrelli PLLC, a leading data breach law firm, is investigating Co-op Credit Union regarding its recent data breach. The Co-op Credit Union data breach may have involved sensitive personal identifiable information belonging to an undetermined number of individuals.
ABOUT CO-OP CREDIT UNION:
Co-op Credit Union is a credit union based in Wisconsin. Founded in 1938, Co-op Credit Union provides a variety of financial and credit services for individuals and businesses, including checking and savings accounts, credit and debit cards, auto loans, mortgage loans, business loans, business health insurance, and more.2,3 Headquartered in Black River Falls, Wisconsin, Co-op Credit Union employs over 50 individuals and offers services for over 19,000 members across approximately six office locations.3
WHAT HAPPENED?
Recently, Co-op Credit Union reported to the Attorney General of the Commonwealth of Massachusetts that it had experienced a data breach in which sensitive personal identifiable information in its care may have been compromised. According to the breach notice, Co-op Credit Union discovered that an unauthorized party temporarily gained access to one of its employee email accounts.1 As a result, Co-op Credit Union launched an investigation to determine the nature of the incident.
Through its investigation, Co-op Credit Union confirmed that the sensitive personal information in the affected email account may have been accessed and/or acquired by an unauthorized third party between April 8 and April 18, 2025.1 As a result, Co-op Credit Union began a review of the data to determine what information had been impacted as well as identify the specific individuals affected. While the information impacted varies depending on the individual, the type of information potentially exposed includes:4
- Name
- Social Security number
- Credit or debit card numbers
As a result of the breach, Co-op Credit Union began mailing data breach notification letters to impacted individuals. Based on the breach notice being sent to Massachusetts residents, Co-op Credit Union is providing affected individuals with a list of the specific types of sensitive information impacted and complimentary credit monitoring services.1 A link to the letters that Co-op Credit Union filed with the Attorney General of the Commonwealth of Massachusetts is below.
If you received a breach notification letter from Co-op Credit Union:
We would like to speak with you about your rights and potential legal remedies in response to this data breach. Please fill out the form, below, or contact us at 872.263.1100 or sam@straussborrelli.com.
