Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

Lyon Management Group

Disclosed Jan 29, 2025195 affectedConfirmed

Official notice

What is known

People affected195 (as reported by the organization)
DisclosedJan 29, 2025
HappenedMar 14, 2024
AttackNot stated
Data exposedNot stated
SectorOther · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Lyon Management Group
Official noticein.gov
Indiana Attorney General 2025 data breach report: Lyon Management Group

Notices filed

Residents of INJan 29, 2025
Indiana AG1 person
Residents of CAMar 28, 2025
California AGCount not stated
History of this record
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 195by backfillSource
disclosed2026-09-25
2025-03-28 to 2025-01-29by backfillSource
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

Everything about Lyon Management Group