

Haslinger / Nagele Rechtsanwälte GmbH
Lawyers


Martin Stempkowski

Alexander Hiersche

Thomas Riesz

Fabian Blumberger

Christoph Dupal

Julius Ecker

Johanna Fischer-Proier

Markus Gaderer

Julia Goth

Michael Haiböck

Mathis Fister

Johannes Hartlieb

Daniela Huemer

Thomas Kurz

Dietmar Lux

Birgit Meisinger

Alexander Müller

Norbert Nagele

Christoph Szep

Laura Viechtbauer

Roland Zauner

Cornelia Lanser
Cornelia Lanser has been a lawyer in the “Public Commercial Law” team since 2024 and advises on various areas of European and Austrian public law with a focus on environmental law, in particular plant law, product law and waste law.
Cornelia Lanser is the author of numerous relevant specialist publications, regularly gives lectures and is a lecturer in European law at the University of Vienna. She is also a National Rapporteur for the FIDE (Fédération Internationale pour le Droit Européen).

Sissy Weilharter
After completing her court clerkship at the Higher Regional Court of Vienna, she started working as an associate at Haslinger / Nagele in June 2020. Sissy Weilharter was admitted to the bar in January 2025. Her practice focuses on antitrust and public procurement law.
Sissy Weilharter is also a lecturer in the health sector.
Sissy Weilharter is also a registered mediator and works in the specialist areas of business (inter-company and intra-company mediation, employment, shareholder conflicts, corporate succession) and general civil matters (relationships, intergenerational conflicts, divorce/separation, property succession/estate, neighborhood, tenancy matters/condominium).

Klaus Haslinger

Wolfgang Moringer

Mario Laimgruber

Thomas Riesz

Fabian Blumberger

Christoph Dupal

Julius Ecker

Johanna Fischer-Proier

Markus Gaderer

Julia Goth

Michael Haiböck

Wilhelm Bergthaler

Mathis Fister

Johannes Hartlieb

René Haumer

Daniela Huemer

Thomas Kurz

Dietmar Lux

Birgit Meisinger

Alexander Müller

Norbert Nagele

Christoph Szep

Laura Viechtbauer

Bernd Wiesinger

Cornelia Lanser
Cornelia Lanser has been a lawyer in the “Public Commercial Law” team since 2024 and advises on various areas of European and Austrian public law with a focus on environmental law, in particular plant law, product law and waste law.
Cornelia Lanser is the author of numerous relevant specialist publications, regularly gives lectures and is a lecturer in European law at the University of Vienna. She is also a National Rapporteur for the FIDE (Fédération Internationale pour le Droit Européen).

Sissy Weilharter
After completing her court clerkship at the Higher Regional Court of Vienna, she started working as an associate at Haslinger / Nagele in June 2020. Sissy Weilharter was admitted to the bar in January 2025. Her practice focuses on antitrust and public procurement law.
Sissy Weilharter is also a lecturer in the health sector.
Sissy Weilharter is also a registered mediator and works in the specialist areas of business (inter-company and intra-company mediation, employment, shareholder conflicts, corporate succession) and general civil matters (relationships, intergenerational conflicts, divorce/separation, property succession/estate, neighborhood, tenancy matters/condominium).
