Cornelius joined White & Case in 2016 and is a member of the firm's EU law practice. He advises clients on all aspects of German and European competition law. He represents clients in proceedings before the European Commission and the National Competition Authorities across a range of key industries, including telecoms, oil & gas, chemicals, IT, logistics, e-commerce, and automotive.

Cornelius has significant experience in cross-border merger control. He represents clients before the European Commission in Phase I and Phase II merger control reviews, including investigations requiring complex divestitures. He also advises clients in merger proceedings before the German competition authority, including in-depth investigations.

Cornelius also advises clients in abuse of dominance matters and on horizontal and vertical agreements.

As part of his legal training, Cornelius gathered work experience at a German law firm focusing on competition law before joining White & Case.