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AngMar Management Service Data Breach Exposes Sensitive Customer Data

AngMar Management Service Data Breach Exposes Sensitive Customer Data

First seen 25 Sep 2026, 12:24 UTC • •

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ThreatCluster AI
ThreatCluster •September 25, 2026 at 12:54 UTC
  • •Data breach at AngMar Management Service affects sensitive customer data.
  • •Unauthorized access occurred due to an employee's accidental email to an unauthorized actor.
  • •Edelson Lechtzin LLP is investigating potential class action claims for affected individuals.

AngMar Management Service, a Texas-based healthcare company, reported a data breach affecting customer data. The breach was discovered on July 20, 2026, when suspicious activity was detected, and it was determined that unauthorized access occurred around July 18, 2026. An employee accidentally emailed sensitive documents to an unauthorized actor, potentially exposing personal information of at least 9 New Hampshire residents, including Social Security numbers, financial details, and medical information. The company notified affected individuals and state regulators on September 10, 2026. Edelson Lechtzin LLP is investigating potential class action claims related to this incident. Affected individuals are at risk of identity theft and fraud and are encouraged to seek legal evaluations. The investigation is ongoing, and AngMar is taking steps to notify those impacted by the breach.

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Timeline

2026-07-18
Unauthorized access detected
AngMar Management Services determined that an unauthorized party accessed sensitive information.
Morningstar
2026-07-20
Suspicious activity discovered
The company discovered suspicious activity related to the data breach.
Morningstar
2026-09-10
Breach reported to regulators
AngMar notified affected individuals and reported the breach to state regulators.
Morningstar
2026-09-24
Class action investigation announced
Edelson Lechtzin LLP announced an investigation into potential class action claims for affected individuals.
Morningstar

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