--- title: DI Weilhartner ZT GmbH url: "https://www.quellenviertel.at/en/oesterreich-poi/detail/430028818/di-weilhartner-zt-gmbh.html" description: As an engineering office for structural analysis and structural design, DI Weilhartner ZT has been working for architects, planners and master builders from Austria and Germany for almost 25 years now. date: 2026-06-19 modified: 2026-08-20 --- # DI Weilhartner ZT GmbH DI Weilhartner ZT GmbH ======================== Ried im Innkreis, Oberösterreich, Österreich ![](https://assets.tourdata.at/260x195/228659/6FB0203720D972644B6C2220CB1853F9006075B165F0610887A9B20A0F147210/di-weilhartner-zt-gmbh.png) Open copyright © www.ztw.at Close copyright [ ![DI Weilhartner ZT GmbH in Ried im Innkreis: Stylised eagle with outstretched wings adorning a coat of arms or emblem. The lettering "ZTW Weilhartner" can be seen underneath in red and black.](https://assets.tourdata.at/x550/228659/6FB0203720D972644B6C2220CB1853F9006075B165F0610887A9B20A0F147210/di-weilhartner-zt-gmbh.png "© www.ztw.at") ](https://assets.tourdata.at/1920x/228659/6FB0203720D972644B6C2220CB1853F9006075B165F0610887A9B20A0F147210/di-weilhartner-zt-gmbh.png) Marktplatz 2 4910 Ried im Innkreis [ open in Google Maps ](https://www.google.com/maps/search/?api=1&query=Marktplatz%202%2C%204910%20Ried%20im%20Innkreis "Link will open in a new window") [ Open in Apple Maps ](https://maps.apple.com/place?address=Marktplatz%202%2C%204910%20Ried%20im%20Innkreis "Link will open in a new window") ![](https://static.ecmaps.de/staticmap.jpg?experience=webarchitektur-meta&lat=48.209931&lon=13.4852266&width=991&height=450&project=ttg-basemap&zoom=2000&server=meta.tourdata.at) As an engineering office for structural analysis and structural design, DI Weilhartner ZT has been working for architects, planners and master builders from Austria and Germany for almost 25 years now. The range of services includes structural analysis and design and structural planning for all areas of building construction such as residential, office, commercial, industrial and municipal buildings. A further field of activity is the calculation and planning of engineering structures such as bridges and small power stations. [ Contact ](#ttgCollapseKontakt) ---------------------------------- **DI Weilhartner ZT GmbH** Marktplatz 2 4910 Ried im Innkreis Phone +43 7752 71571Show no. E-Mail [office@ztw.at](#mailto) Web [ztw.at/](https://ztw.at/ "New window") https://ztw.at/ --- **Contact person** Mr DI Bernhard Schmiderer Marktplatz 2 4910 Ried im Innkreis Phone +43 7752 71571 - 20Show no. E-Mail [bernhard.schmiderer@ztw.at](#mailto) Web [ztw.at/](https://ztw.at/ "New window") --- **We speak the following languages** German [ Opening hours ](#ttgCollapseOeffnungszeiten) ------------------------------------------------ - by arrangement **Closing day**- Saturday - Sunday - holiday [ Arrival ](#ttgCollapseAnreise) ---------------------------------- [ Suitability ](#ttgCollapseEignung) -------------------------------------- **Season**- Spring - Summer - Autumn - Winter [ Accessibility ](#ttgCollapseBarrierefreiheit) ------------------------------------------------- Please get in touch for more information. [To the website](https://ztw.at/ "New window") powered by [TOURDATA](https://www.tourdata.at "New window") [ ![TOURDATA Logo](https://www.quellenviertel.at/fileadmin/templates/global/images/Logo-Tourdata.png "TOURDATA Logo") ](https://www.tourdata.at "New window")