LAWYER PROFILE

Stefan Wartinger

Europe 2026

Wolf Theiss

Ranked in 1 practice area

Competition/European Law

Austria

2 years ranked

About

Provided by Wolf Theiss

Practice Areas

EU Competition Law; National and CEE/SEE Antitrust Law (cartels, dominance issues, merger control); foreign direct investment (FDI). Stefan is a partner and member of the Competition & Antitrust team. His practice includes complex cartel and abuse of dominance cases before the European Commission and the Austrian competition authorities with a particular focus on regulated industries. In addition, Stefan has deep expertise in merger control and foreign direct investment (FDI) screening proceedings, successfully guiding clients through regulatory approvals in Austria and the CEE/SEE region. He also leads competition law audits and delivers compliance trainings, helping businesses stay ahead of evolving enforcement trends.

Career

Partner, Wolf Theiss, since 2024; Top tier Austrian firm 2013-2021; admitted to the Bar in Austria, since 2018.

Professional Memberships

Vienna Bar Association, Austria; Studienvereinigung Kartellrecht (the Antitrust Lawyers Association for Germany, Austria and Switzerland); LIDC (International League of Competition Law).

Personal

University of Graz (Mag.iur. 2013); Brussels School of Competition (LL.M. 2014).

Chambers Review

Provided by Chambers

Chambers European Guide

Competition/European Law - Austria

Band 4

Individual Editorial

Stefan Wartinger moves up in the rankings this year following his involvement in a number of high-profile cartel and abuse of dominance investigations. He has further experience assisting clients with merger control filings and with competition law compliance issues.

Learn more about this team View ranking table

Strengths

Provided by Chambers

He has creative ideas and is also very pleasant to work with.
Competition/European LawChambers European Guide
He is a nice guy, who is very pragmatic, fast and very responsive.
Competition/European LawChambers European Guide
The advice is very on-point, easily digestible and takes account of the issues I face in-house. The discussions get me to an easily digestible solution.
Competition/European LawChambers European Guide
He was very responsive and it was a pleasure to be working with him.
Competition/European LawChambers European Guide