Walters Group Inc

Walters Group Inc was compromised in a ransomware attack attributed to nitrogen in December 2025. The organization, operating in an undisclosed sector in United States, was added to the group's data leak site as part of an extortion campaign.

nitrogen 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.

Specializing in the production of structural steel and construction.