The sinobi ransomware group listed Lugand Aciers on its data leak site on 2025-10-02. Country: FR Sector: Manufacturing Domains named: lugand-aciers.fr Claim as published on the leak site: The Oyonnax-based company, headed by Mr. Didier Lugand, grandson of the founder, is present in 5 countries and includes 4 production sites. Its proximity to European players in the plastics and mechanical engineering sectors is the guiding principle of its development.