The dragonforce ransomware group listed architekturbuero-heller.de on its data leak site on 2025-03-23. Country: DE Sector: Professional Services Domains named: architekturbuero-heller.de Claim as published on the leak site: Our buildings differ not only in their appearance or location, but above all in the individual needs and ideas of our clients. In order to meet the high standards of this maxim, it is not just a matter of combining current forms or reflecting a trendy style. We do not pick up on fads, but design buildings that reflect the individuality of their users and enhance their quality of life on a daily basis.