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Investigation OpenIN AG filing · March 30, 2026

Windels Marx Lane & Mittendorf LLP Reports Data Incident

Windels Marx Lane & Mittendorf LLP has reported a data security incident that may have exposed personal information. The firm discovered the event on September 11, 2025, and officially filed notice on March 30, 2026. Individuals who receive a direct notification from the firm should carefully review it for details relevant to their situation.

State
IN
Breach date
September 11, 2025
Reported
March 30, 2026

Windels Marx Lane & Mittendorf LLP has filed a report regarding a data security incident. This event, which occurred on September 11, 2025, was officially reported to regulators on March 30, 2026. The firm is located in Indiana and its filing provides initial details about the breach.

The specific nature of this breach type remains unspecified in the public record. Similarly, the filing does not detail the exact categories of personal information involved. The firm has indicated that it is currently investigating the full scope and impact of this security event.

If you have received a direct notification letter from Windels Marx Lane & Mittendorf LLP, it is important to read it thoroughly. This official communication will contain the most accurate and specific information about how your data might have been affected and any resources the firm is offering.

In general, it is advisable to remain vigilant after any data security incident. Monitor your accounts for any unusual activity and be cautious of unsolicited communications, especially those asking for personal details. These steps can help protect against potential misuse of any exposed information.

This information is compiled from official public breach filings made by Windels Marx Lane & Mittendorf LLP. This registry aims to provide factual details from these reports for public reference.

Source: IN Attorney General filing

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