Ganther Construction

Ganther Construction was compromised in a ransomware attack attributed to sinobi in October 2025. The organization, operating in an undisclosed sector in Unknown, was added to the group's data leak site as part of an extortion campaign.

sinobi operates as a financially motivated ransomware-as-a-service (RaaS) operation, exfiltrating sensitive data and threatening public disclosure to pressure victims into paying ransom demands.

Established in 1979, GCI is headquartered in Anchorage, Alaska. They are a telec...