HackingProfessional ServicesProfessional ServicesStolen CredentialsData ExfiltratedCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDMediumActive

Accelerate Infrastructure Opportunities LLC

bd_110a21a06a012f7b · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 1, 2025

Filed

Nov 21, 2025

To disclose

7 weeks

Affected

1state residents only

Confidence

66%

Full breach record for Accelerate Infrastructure Opportunities LLC →2 incidents on file

Accelerate Infrastructure Opportunities LLC notified the New Hampshire Attorney General of a data event affecting one NH resident. Unauthorized access occurred between Sept 28 and Oct 2, 2025. Personal info (name, DOB, SSN) was accessed/copied. Discovery was Oct 1, 2025. Response included law enforcement notification, forensic investigation, and 12 months of credit monitoring.

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Incident timeline

undetected · 3 days

discovery → filing · 7 weeks / 51 days

Sep 28, 2025

Begins

Oct 1, 2025

Discovered

Nov 21, 2025

Filed

vs. sector median

11 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Accelerate Infrastructure Opportunities LLC
norm: accelerate infrastructure opportunities
Domain: accelerate-llc.com
Industry: Professional Servicesllm

Discovered: Oct 1, 2025
Breach occurred: Sep 28, 2025 – Oct 2, 2025
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 21, 2025
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General Consumer Protection & Antitrust Bureau
Initial access: valid_credentials

During the incident: Notified law enforcement
Launched an investigation, with the assistance of third-party forensic and cybersecurity specialists
Providing access to credit monitoring services for twelve (12) months, through TransUnion
Changes made: Working to implement additional safeguards and training to its employees
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(51 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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/accelerate-infrastructure-opportunities-20251121.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 21, 2025
Raw hash: 439c7c8dfc46ddbee1c9ec916b8e7a37d5a3e61a86d7841cde3b820f0135d2fe

Reporting entityMullen Coughlin LLC

Victim entityAccelerate Infrastructure Opportunities LLC

Incidentdiscovered Oct 1, 2025

Stated responseNotified law enforcement

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov