Management

Oksana Janssen was born in Kyiv, Ukraine, in 1971. After earning a degree in German language and literature at Kyiv State University, she studied economics at the University of Bremen, majoring in fiscal policy, auditing and finance and graduating in 2001.

A position as Senior Consultant at BearingPoint GmbH in Hamburg launched Ms. Janssen's career before she took the post of Manager Finance & Accounting at AOL Medien GmbH in 2005. In 2008, she was appointed Accounting Manager at General Mills GmbH in Hamburg, where she was responsible for all accounting and controlling activities in the Eastern European markets. As of 2012, she then oversaw controlling in the markets of Central and Eastern Europe as Head of Controlling.

Oksana Janssen joined VTG AG at the end of 2013 and took over as Head of VTG Rail Russia in early 2016. At this time, she also shouldered responsibility for the business activities of VTG Project Logistics in the markets of Germany, Russia, the Baltic states, China and Japan. In the course of the change in legal form from a stock corporation to a limited liability company, she was appointed to the Executive Board of VTG GmbH as Chief Operating Officer Eurasia & Far East in December 2022. In this position, she oversees the Silk Road & Project Logistics and Tanktainer Business Units.

Mark Stevenson was born in Guildford, UK, in 1963. He graduated from the University of Oxford before commencing his professional career at Price Waterhouse in London in 1984, ultimately qualifying as a Chartered Accountant in 1987.

He joined Swiss firm Revisuisse Price Waterhouse in 1990 and moved to Leutwiler & Partners in 1992 to work in Strategic Consultancy. He served this company as a consultant to AAE and, in 1994, joined AAE as its Chief Financial Officer. He was made Chief Executive Officer of AAE in 2006.

Mark Stevenson was appointed to the Executive Board of VTG in 2015, when AAE was acquired by VTG. In the course of the change in legal form from a stock corporation to a limited liability company, he became the Chief Financial Officer of VTG GmbH in December 2022.  

Sven Wellbrock was born in Osterholz-Scharmbeck, Germany, in 1973. After training as a shipping agent, he initially worked in chartering at Bruno Bischoff Reederei GmbH in Bremen. He began studying transport and logistics at Bremerhaven University of Applied Sciences in 1996, graduating four years later as an industrial engineer.

After completing his studies, Wellbrock resumed his career as a management trainee at the Preussag Group, overseeing various projects for VTG-Lehnkering AG, Hapag-Lloyd Container Line GmbH and Wolf Heiztechnik GmbH. He moved to a position as Coordinator Post-Merger Integration at the VTG Group in 2002 before taking on a number of management posts in Hamburg in the years that followed, including stints as Head of Corporate Strategy, Head of Area Germany and Head of Cluster Nordic.

Sven Wellbrock was made Managing Director at VTG Rail Europe GmbH in 2015. In the course of the change in legal form from a stock corporation to a limited liability company, he was appointed to the Executive Board of VTG GmbH as Chief Operating Officer Europe & Chief Safety Officer. This mandate puts him in charge of the Rail Europe and Rail Logistics Business Units alongside corporate safety/security functions such as occupational safety, data protection and environmental management.