DisclosureLens
GLOBALMalwareManufacturingManufacturingRansomwareStormRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

Stockham Construction

bd_4905ee087316827c · schema v1 · pii pii-v2

Severity

High

Discovered

—

Filed

Sep 28, 2026

To disclose

—

Affected

Not disclosed

Confidence

50%
Full breach record for Stockham Construction →

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Storm on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Group activity: ManufacturingDiscovered: 2026-09-30
View aggregator listing on ransomware.live

Source: Ransomware.live

Post text · scraped from the leak site

Stockham Construction, Inc. is a commercial union subcontractor with over 30 years of experience specializing in interior and exterior metal stud framing, drywall, finish taping, acoustical ceilings, and commercial door installation. The company is dedicated to quality, integrity, and client satisfaction, aiming to build lasting partnerships that contribute to the success of their clients' ventures. They serve a diverse range of commercial construction projects, including advanced technology, health services, and education sectors, ensuring high standards of quality and precision. Their collaborative approach integrates multiple trades to streamline the construction process, delivering exceptional results while minimizing disruptions. The company headquarters is located in 475 Portal Street, Cotati, CA 94931, United States. 201-500 Employees

Incident timeline — mostly unverified

? — ?

Breach window unknown

Sep 28, 2026

Claim posted

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

—

Compliance clock

Not assessable

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

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.

Source ceiling

  • actor name
  • victim claim
  • ransom/leak status
  • discovery date
  • materiality
  • notification
  • affected count
  • confirmed data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this group

storm

89 victims claimed globally89 tracked hereFull profile →