DisclosureLens
GLOBALMalwareConstructionConstructionRansomwareSarcomaRansom DemandedActor NamedMedium

Reece Noland & McElrath Engineers

bd_5ad037a300c337d0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Jun 4, 2025

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Reece Noland & McElrath Engineers

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Sarcoma 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: ConstructionDiscovered: 2025-06-04

Source: Ransomware.live

Post text · scraped from the leak site

Reece Noland & McElrath Engineers Reece, Noland & McElrath, Inc. is a client-focused engineering design and consulting firm. We provide a full range of design and consulting services for education, health care, industrial, commercial, and institutional facilities. Founded in 1960, RN&M has successfully developed a range of engineering services encompassing feasibility studies, design, construction phase administration, and commissioning. In addition to traditional HVAC, plumbing, and electrical design, we have extensive experience with sustainable design concepts such as solar systems, rain water reuse, geothermal, day lighting and photovoltaics. We also have expertise in specialized systems such as telecommunications, instrumentation, special lighting, and fire protection. While keeping abreast of ever-changing technology, we have maintained our focus on the basic business principles that have been the foundation of our success: close communication with our clients, meeting deadlines, and respecting budgets. We are small enough to give your project the personal attention needed by our principals and yet large enough to support the project schedule.Geo: USA - Leak size: 142 GB Archive - Contains: Files

Incident timeline — mostly unverified

? — ?

Breach window unknown

Jun 4, 2025

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 groupFirst seen 2024-07-09

sarcoma

According to ransomware.live, Sarcoma is a ransomware group that debuted in October 2024, immediately ranking among the top three most active groups globally and surpassing 116 documented victims by mid-2025, targeting mid-market companies across manufacturing, retail, healthcare, legal, and business services with roughly 50% of victims in the United States.

141 victims claimed globally141 tracked hereFull profile →