Oldelval Oleoductos del Valle — Ransomware Incident Claimed by The Gentlemen
- Victim: Oldelval Oleoductos del Valle
- Claimed by The Gentlemen
- Date claimed: 2026-07-23
- Country: AR
- Sector: Energy & Utilities
- Severity: High
Oldelval (Oleoductos del Valle S.A.) is a leading Argentine midstream energy company specializing in the transportation of liquid hydrocarbons. Based in Cipolletti, Río Negro, it transports over 50% of the oil produced in Argentina and approximately 80% of the oil from the Neuquén Basin. With over 60 years of history, the company focuses on sustainable operations, safety, and infrastructure maintenance, having recently extended its national concession until 2037.