The akira ransomware group listed ABECO Zumtech Drucklufttechnik AG Müliweg on its data leak site on 2025-12-11. Country: CH Sector: Technology Domains named: zumtech.ch Claim as published on the leak site: ABECO Zumtech Drucklufttechnik AG designs and implements cost-e ffective compressed air systems in Switzerland. We will upload corporate data soon. Employee information (German IDs, DLs, passp orts, phones, address and so on), financials, client and customer information, contracts and agreements, etc.