Open Range Field Services
bd_4e467351b1ec3088 · schema v1 · pii pii-v1
Full breach record for Open Range Field Services →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.
Source: Ransomware.live
Post text · scraped from the leak site
Open Range Field Services Open Range Field Services, LLC was established in 2014 by Kent Dyson, James Kantola, and Ron Nelson. The company's headquarters is located in Pampa, TX. Open Range is a full-service surveying and mapping company specializing in the development and construction of energy-related infrastructure and assets. The organization's primary objective is to serve the energy and construction industry by providing responsive and innovative geospatial data solutions.Geo: USA - Leak size: 37 GB Archive - Contains: Files, SQL
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Incident timeline — mostly unverified
? — ?
Breach window unknown
Oct 19, 2024
Claim posted
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No filing yet · watching
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
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Compliance clock
Not assessable
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
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.
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.