The qilin ransomware group listed Artan Holding on its data leak site on 2025-10-10. Country: QA Sector: Professional Services Domains named: artanholding.com Claim as published on the leak site: Artan Holding is a Qatari family-owned holding company with a diverse portfolio of leading businesses in the Education, Real Estate, and Industrial sectors operating primarily in Qatar. Since its founding more than 25 years ago Artan Holding ...