UnknownIdentity (basic)Government IDMediumContained

Sullivan Environmental Services

bd_de9755a6376b1339 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 28, 2026

Filed

Jul 31, 2026

To disclose

—

Affected

1state residents only

Linked

5 filings

Confidence

67%

Full breach record for Sullivan Environmental Services →

Sullivan Environmental Services, Inc. notified the Nebraska AG of a data security event affecting one Nebraska resident. The incident involved unauthorized acquisition of the resident's name and driver's license/state ID number. SES engaged cybersecurity specialists, confirmed the scope on July 28, 2026, and sent notification on July 31, 2026. No evidence of misuse was found.

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Incident timeline

Jul 28, 2026

Discovered

Jul 31, 2026

Filed

This filing is one of 5 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

New Hampshire State AGbd_00582856f774787f2026-07-31Verified
Massachusetts State AGbd_722d92b360b7d6d62026-07-31Candidate
Indiana State AGbd_a1b1761e9f0238f02026-07-31Verified
Texas State AGbd_eaa6cc3cf2c1adb12026-08-04 · +4dVerified

Name: Sullivan Environmental Services
norm: sullivan environmental
Domain: sesrvcs.com

Name: Sullivan Environmental Services
norm: sullivan environmental
Domain: sesrvcs.com

Discovered: Jul 28, 2026
Materiality determined: —
Notification sent: Jul 31, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unknown
Threat actor: External

During the incident: Engaged cybersecurity specialists to conduct a thorough review of the affected data
Notified the identified individual
Provided them with steps they can take to protect their personal information
Provided them with information about its toll-free call center
Changes made: Implemented several measures to enhance our security posture and reduce the risk of similar future incidents
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 · 5 filings · 5 states

View merged incident ↗

New Hampshire State AGJul 31 · first

Massachusetts State AGJul 31 · first

Indiana State AGJul 31 · first

Nebraska State AGJul 31 · first · this page

Texas State AG+4d

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://nebraska.gov/ago/data-breach/documents/16093bd0-1443-4788-988e-89663694992f.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 31, 2026
Raw hash: b81b5075826e3174296a7557b71732f3a561cb1b3e97b203b8a80326f74a5204

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entitySullivan Environmental Services

Victim entitySullivan Environmental Services

Incidentdiscovered Jul 28, 2026

Stated responseEngaged cybersecurity specialists to conduct a thorough review of the affected data

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov