CoVantage Data Breach Investigation

CoVantage Credit Union (‘CoVantage’) is a financial institution with several branches across Wisconsin, Illinois, and Michigan. On November 26, 2025, CoVantage notified the Maine Attorney General’s Office of a breach that occurred on August 14, 2025. A third party vendor—Marquis Software Solutions—experienced a security incident, resulting in the CoVantage data breach. The breach jeopardized the personally identifiable information (‘PII’) of at least 160,000 former and current CoVantage customers/employees. The PII impacted by the breach includes, but is not limited to: Names, Addresses, Dates of Birth, Phone Numbers, Financial Information, and Social Security Numbers. CoVantage and Marquis began sending notification letters to affected individuals on November 26, 2025. If you or someone you know receives a notification letter about the data breach and would like additional information about your legal rights, you can contact Goldenberg Schneider, LPA by calling 513-982-1569, sending an email to [email protected] or completing the “Contact Us” form to the right.