With more than 25 years experience in the natural gas industry Andrej Pustišek currently consults international natural gas and energy companies and teaches energy economics at the University of Applied Science, Stuttgart, at the University of Karlsruhe, and conducts international courses on natu-ral gas, inter alia on transportation, storage, and commodity pricing.
Born in Zagreb, Croatia, raised in Germany, he studied both, Geophysics and Economy in Vienna, Co-logne and Münster.
In 1990, he started working in international natural gas purchasing of Wintershall AG, Kassel, Germa-ny. As of 1993, he headed WINGAS’ natural gas supply logistics department, being responsible for transit and storage contracts. From 1996 to 2001, he headed WINGAS’ natural gas planning and port-folio optimization. The conceptual design and pricing of both commodity and flexibility were amongst his main responsibilities.
After changing to E.ON Ruhrgas in 2002, he led as Senior Vice President International Natural Gas Sales. In this function, he successfully established and expanded the company’s sales activities in 11 countries and was responsible for strategy, conception, negotiation and operation of gas sales, trans-portation and storage contracts in several European countries. From 2008 to 2011, he was Senior Vice President for Portfolio Management, as such responsible for the design and handling of the compa-ny’s contractual and asset portfolio. In this function, he also headed the E.ON team during the January 2009 supply interruption (“Ukrainian crisis”).
He has been involved in various arbitration proceedings for natural gas delivery, transportation and storage contracts in Europe. He is author of several publications, inter alia the multi-client study: ‘Flexibility – Germany and Aus-tria’, 2nd edition 2014 and the textbook ‘Natural Gas – A Commercial Perspective’ published in 2017 (both together with M. Karasz).