AccidentalProfessional ServicesFinancial accountIdentity (basic)Government IDMediumContained

Eisen Machinery Inc

bd_3ae29966dab1856c · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jun 24, 2026

To disclose

—

Affected

3state residents only

Linked

3 filings

Confidence

67%

Full breach record for Eisen Machinery Inc →

Eisen, Inc., a provider of unclaimed property compliance services, disclosed a data security event affecting personal information of individuals in Massachusetts. The incident involved the misdelivery of a file containing names, addresses, SSNs, dates of birth, and unclaimed property balances. Eisen conducted an investigation, confirmed no further exposure, and notified regulators and third-party partners. Affected individuals were offered 24 months of credit monitoring and identity restoration services via Experian.

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Incident timeline — partial

? — ?

Breach window unknown

Jun 24, 2026

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

New Hampshire State AGbd_93075686bc85b4792026-06-24Verified
California State AGbd_f47b90c8af94342b2026-06-24Verified

Name: Eisen Machinery Inc
norm: eisen machinery
Domain: eisenm.com

Name: Eisen Machinery Inc
norm: eisen machinery
Domain: eisenm.com

Discovered: —
Materiality determined: —
Notification sent: Jun 24, 2026
Affected individuals: 3state-resident count only
Data types: Financial accountIdentity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Unknown
MITRE ATT&CK: T1119 Automated Collection
Regulator citations: notified governmental regulators

During the incident: Remediated to ensure the security of our system and files
Conducted a thorough investigation confirming no further data exposure
Reviewed and improved our policies and procedures
Implemented specialized training to address the specific security event type
Notified our third-party partner and governmental regulators
Providing 24 months of credit monitoring and identity theft restoration services through Experian at no cost
Changes made: Reviewed and improved our policies and procedures
Implemented specialized training to address the specific security event type
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

New Hampshire State AGJun 24 · first

California State AGJun 24 · first

Massachusetts State AGJun 24 · first · this page

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.mass.gov/doc/2026-1023-eisen-inc/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 24, 2026
Raw hash: 5d35d043003952889e045378c079f1052355267954a0daa4dcfcb6561404ff4a

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityEisen Machinery Inc

Victim entityEisen Machinery Inc

IncidentUnknown

Stated responseRemediated to ensure the security of our system and files

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov