HackingProfessional ServicesProfessional ServicesData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)MediumContained

UA Sprinkler Fitters Local 669 Joint Apprenticeship and Training Committee

bd_b2d15cef68d9b806 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 23, 2024

Filed

Feb 6, 2026

To disclose

21 months

Affected

7state residents only

Linked

6 filings

Confidence

66%

Full breach record for UA Sprinkler Fitters Local 669 Joint Apprenticeship and Training Committee →2 incidents on file

The UA Sprinkler Fitters Local 669 Joint Apprenticeship and Training Committee (JATC) reported a cybersecurity incident to the New Hampshire Attorney General on February 6, 2026. Unauthorized access to JATC computer systems occurred between May 17 and May 23, 2024. The breach potentially exposed the names and Social Security numbers of seven New Hampshire residents. JATC engaged third-party forensic specialists, notified federal law enforcement, and provided one year of complimentary credit monitoring through TransUnion to affected individuals.

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Incident timeline

undetected · 6 days

discovery → filing · 21 months / 624 days

May 17, 2024

Begins

May 23, 2024

Discovered

Feb 6, 2026

Filed

vs. sector median

+70 wks slower

This filing is one of 6 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Nebraska State AGbd_2387e72bbff10c072026-02-06Verified
Maine State AGbd_258eaba6552255b72026-02-06Candidate
California State AGbd_7fb41b280da62dc72026-02-06Verified
Massachusetts State AGbd_d284af0f98e6035e2026-02-06Verified

Show 1 more filing ↓

Iowa State AGbd_e417cf87c9ebed262026-02-06Verified

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: UA Sprinkler Fitters Local 669 Joint Apprenticeship and Training Committee
norm: ua sprinkler fitters local 669 joint apprenticeship and training committee
Industry: Professional Servicesllm

Discovered: May 23, 2024
Breach occurred: May 17, 2024 – May 23, 2024
Undetected for: 6 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 6, 2026
Affected individuals: 7state-resident count only
Data types: Government IDIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1041 Exfiltration Over C2 ChannelT1119 Automated Collection
Threat actor: ExternalFinancial

During the incident: Launched an investigation with the assistance of a third-party forensic specialists
Secured its network
Notified federal law enforcement regarding the event
Providing access to credit monitoring services for one (1) year, through TransUnion
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Providing written notice of this incident to relevant state and federal regulators
Providing written notice of this incident to the three major credit reporting agencies
Changes made: Implement additional administrative and technical safeguards to further secure the information on our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 months(624 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Nebraska State AGFeb 6 · first

Maine State AGFeb 6 · first

California State AGFeb 6 · first

Massachusetts State AGFeb 6 · first

Iowa State AGFeb 6 · first

New Hampshire State AGFeb 6 · 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://mm.nh.gov/files/uploads/doj/remote-docs/ua-sprinkler-fitters-local-669-joint-apprenticeship-training-committee-20260206.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 6, 2026
Raw hash: 38853a3bc1816b586be3e928f60254f3d7645ba24733c2f93e0afd61f55e3be0

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityUA Sprinkler Fitters Local 669 Joint Apprenticeship and Training Committee

Incidentdiscovered May 23, 2024

Stated responseLaunched an investigation with the assistance of a third-party forensic specialists

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov