EISNER ADVISORY GROUP LLC
ent_019e20acea9607440bac3fb529a2850d
Disclosures
9
State AG · 9 jurisdictions
Incidents
1
filings grouped by incident
Max affected reported
84,795
as filed · State AG OR
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- EISNER ADVISORY GROUP LLC
- Normalized
- eisner advisory— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- 549300TV33NKCG2ZE467
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- None on record
Disclosure history (9)newest first
- 🍁Vermont State AGas victim2025-04-08
Eisner Advisory Group LLC notified consumers of a data breach occurring September 4-9, 2023. Unauthorized access was limited to specific files containing names and other personal information. The investigation is concluded. Eisner notified regulators and law enforcement, and is offering 12-24 months of credit monitoring. No evidence of misuse was found.
- ⛰️New Hampshire State AGas victim2025-04-08
Eisner Advisory Group LLC notified the NH AG of unauthorized access to limited personal information of 130 NH residents between Sept 4-9, 2023. The breach was detected on Sept 9, 2023. Eisner completed its review on Feb 13, 2025, and notified residents on April 8, 2025, offering credit monitoring services.
- 🌲Washington State AGas victim2025-04-08
Eisner Advisory Group LLC, a finance sector entity reported a ransomware incident to the Washington Attorney General. The organization became aware of the incident on 2023-09-09 and filed notice on 2025-04-08. 2,121 Washington residents were affected. 577 days elapsed between awareness and notification. 5 days to identify the breach. 0 days to contain the breach.
- 🌽Iowa State AGas victim2025-04-08
Eisner Advisory Group LLC, a professional services sector entity reported a data breach to the Iowa Attorney General. The breach was reported on 2025-04-08.
- 🦫Oregon State AGas victim2025-04-08
Eisner Advisory Group LLC reported a data breach to the Oregon Attorney General. The breach was reported on 2025-04-08. 84,795 individuals were affected.
- 🦬Montana State AGas victim2025-04-08
Eisner Advisory Group LLC reported a data breach to the Montana Attorney General. The breach was reported on 2025-04-08. The breach occurred from 09/04/2023 to 09/09/2023. 249 Montana residents were affected.
- 🏎️Indiana State AGas victim2025-04-08
Eisner Advisory Group LLC reported a data breach to the Indiana Attorney General. The breach occurred on 2023-09-24 and was reported on 2025-04-08. 626 Indiana residents were affected. 84,795 individuals affected in total.
- 🐻California State AGas victim2025-04-08
Eisner Advisory Group LLC notified the California Attorney General of an incident where an unknown actor gained unauthorized access to files between September 4 and September 9, 2023. The company became aware of suspicious activity in September 2023. In February 2025, the company completed its review and determined that affected individuals' names and other personal information were involved. The investigation is concluded. The company notified regulators and law enforcement and is offering credit monitoring services.
- 🦞Maine State AGas victim2025-04-08
Eisner Advisory Group LLC, a financial services firm, reported a data breach that affected 82 Maine residents. The incident was categorized as an external system breach or hacking event. The breach occurred on September 4, 2023, and was discovered on March 25, 2025. In response, the company offered 12 months of credit monitoring and identity theft protection services through IDX to those impacted.