DisclosureLens
HackingEnergy & UtilitiesUtilitiesData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDPHIHealth (basic)MediumContained

Electric Research and Manufacturing Cooperative, Inc.

bd_96268c6be95949ab · schema v1 · pii pii-v2

Severity

Medium

Discovered

Aug 7, 2026

Filed

Sep 25, 2026

To disclose

7 weeks

Affected

4state residents only

Linked

2 filings

Confidence

70%
Full breach record for Electric Research and Manufacturing Cooperative, Inc. →2 incidents on file

Electric Research and Manufacturing Cooperative, Inc. (ERMCO) notified the NH Attorney General of a data breach affecting 4 New Hampshire residents. Unusual activity was identified on August 7, 2026, and an investigation determined an unauthorized person accessed the network between August 7 and August 11, 2026, acquiring copies of files. The data included names, Social Security numbers, driver's license/state ID numbers, passport numbers, medical information, or health insurance information. ERMCO secured the network, engaged cybersecurity professionals, notified law enforcement, and is offering credit monitoring services.

Incident timeline

discovery → filing · 7 weeks / 49 days

Aug 7, 2026

Begins

Aug 7, 2026

Discovered

Sep 25, 2026

Filed

This filing is one of 2 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings · 2 states

View merged incident ↗
Indiana State AGSep 25 · first
New Hampshire State AGSep 25 · 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.