The ransomhouse ransomware group listed Vennerhus Weine AG on its data leak site on 2025-11-12. Country: CH Sector: Retail & E-Commerce Domains named: www.vennerhus.ch Claim as published on the leak site: Vennerhus Weine AG is a Swiss wine company based in Grosshöchstetten, Canton of Bern. Founded in 1994, the company specializes in the import, trade, and distribution of high-quality wines. In addition to wine sales, Vennerhus offers professional wine tastings, courses, and events designed for both private clients and corporate customers.