MalwareProfessional ServicesProfessional ServicesRansomwareCapture Stored DataData EncryptedData ExfiltratedCustomer Data InvolvedPIIIdentity (basic)Government IDFinancial accountMediumContained

American Plumbing & Heating Corporation

bd_11381bc8eadb3aea · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 18, 2024

Filed

Feb 4, 2025

To disclose

7 weeks

Affected

81state residents only

Linked

5 filings

Confidence

66%

Full breach record for American Plumbing & Heating Corporation →2 incidents on file

American Plumbing & Heating Corporation experienced a ransomware incident on December 18, 2024, where files were encrypted and copied without permission. Approximately 81 New Hampshire residents were affected. The company notified federal law enforcement, recovered systems from backups, and offered complimentary credit monitoring services.

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Incident timeline

discovery → filing · 7 weeks / 48 days

Dec 18, 2024

Begins

Dec 18, 2024

Discovered

Feb 4, 2025

Filed

vs. sector median

11 wks faster

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

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteransomhubbd_22ab074d07dc14b82025-01-10 · +24dVerified

Regulatory filings (3) · sorted by filing gap

Massachusetts State AGbd_b8dabfc5d20aec1b2025-02-04Verified by operator
Maryland State AGbd_cafced506e218c572025-02-04Verified
Maine State AGbd_df85026e11fe22e32025-02-04Verified

Name: American Plumbing & Heating Corporation
norm: american plumbing heating
Domain: amerplumb.com

Name: American Plumbing & Heating Corporation
norm: american plumbing heating
Domain: amerplumb.com
Industry: Professional Servicesllm

Discovered: Dec 18, 2024
Breach occurred: Dec 18, 2024
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 4, 2025
Affected individuals: 81state-resident count only
Data types: PIIIdentity (basic)Government IDFinancial account
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified federal law enforcement

During the incident: Took steps to verify the security of our computer network
Securely recover our systems from backups
Notified federal law enforcement regarding the event
Implemented supplemental technical security measures and practices
Providing access to credit monitoring services for individuals whose personal information was potentially affected by this matter, at no cost to these individuals
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Changes made: Continue to evaluate our policies, procedures, staff training, and technical security measures to reduce the likelihood of an event like this reoccurring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(48 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Massachusetts State AGFeb 4 · first

Maryland State AGFeb 4 · first

Maine State AGFeb 4 · first

New Hampshire State AGFeb 4 · 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/american-plumbing-heating-20250204.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 4, 2025
Raw hash: 045caec26d07e8f73883a05c59fef58d74cc4febbde5b3fcebae0ed462a9de28

Linked disclosures

Ransomware claims (1)

Regulatory filings (3) · sorted by filing gap

Reporting entityAmerican Plumbing & Heating Corporation

Victim entityAmerican Plumbing & Heating Corporation

Incidentdiscovered Dec 18, 2024

Stated responseTook steps to verify the security of our computer network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov