Lyon Management Group, Inc. data breach

Clerk's notes

Lyon Management Group, Inc. has officially reported a data security incident to regulatory authorities. This disclosure indicates that personal information entrusted to the company may have been accessed by unauthorized parties.

The breach event reportedly occurred on March 14, 2024. Following this, Lyon Management Group, Inc. filed its official report on March 28, 2025. The company has stated that the incident is currently under active investigation.

While the specific categories of data involved in this breach have not been publicly detailed, affected individuals typically receive a notification letter outlining that their personal information was compromised. It is important for recipients to carefully review the information provided in their direct communication.

If you have received a notification letter from Lyon Management Group, Inc. regarding this incident, it signifies that your personal information was potentially exposed. The initial step is to review that communication thoroughly for any immediate guidance or information from the company.

As a general best practice following any data security event, it is advisable to monitor your personal accounts and records for any unusual or suspicious activity. Vigilance is key, even when specific data types are not fully disclosed.

Understanding the full implications of a data breach can be challenging. Individuals who are concerned about the exposure of their personal information and potential risks may be eligible for a free case review to discuss their circumstances and potential legal avenues.

If a notification letter about this breach reached you, see every CA data breach on file or browse all cases.