Establishment of the Robert Zach Technical Office in Ligist
Re-establishment as Zach Civil Engineering Office and certification as court expert
Establishment of W42 as a permanent working group of architects DI Lechner and DI Turk
Establishment of the Winfried Lechner Civil Engineering and Architecture Office
Establishment of Ingenos ZT GmbH by architect DI Horst Hönig, architect DI Winfried Lechner, DI Andreas Turk, DI Robert Zach
Merger with the Vienna office of Gobiet & Partners to become Ingenos.Gobiet ZT GmbH
Demerger of Ingenos.Gobiet.GmbH and re-establishment of Ingenos ZT GmbH with locations in Gleisdorf and Ligist
Re-establishment of Ingenos as a civil engineering company simultaneously involved a forward-looking change in the shareholder structure. In addition to long-standing owners DI Robert Zach and DI Winfried Lechner, in future DI Johann Edegger, DI Lisa Hamm, MA.rer.nat., Ing. Eugen Knöbl and DI Heimo Tröster will hold shares in the company.