The auditteam ransomware group listed Demidov Steel Group on its data leak site on 2026-08-26. Country: RU Sector: Manufacturing Domains named: demidovsteel.ru Claim as published on the leak site: Demidov Steel Group (ГК Демидов) is a Russian metal products manufacturer and trader, website: demidovsteel.ru. The company owns its own plants (Ryazan, Davlekanovo, Novocherkassk, and others), sells wholesale and retail, and supplies 4,000+ products including steel pipes, structural shapes, sheet metal, and rebar, along with processing services such as cutting and galvanizing, plus delivery. Its network covers Moscow and more than a dozen other cities. The company has been in business for over 20 years and serves construction and industrial clients.