Schreiner works for Rystad Energy as Senior Vice President and Head of Latin America. After graduating with honors from the University of Texas with a bachelor's degree in Spanish and Portuguese, Schreiner spent several years working for Wood Mackenzie in its Rio de Janeiro office. Current responsibilities include looking after research and consulting efforts in the region, as well as working with national oil companies on the continent and developing relationships with governments, financial institutions and small independent E&P, OFS and renewables companies. Schreiner also holds a Master's Degree in International Oil and Gas Management from the Graduate Institute of International and Development Studies in Geneva, Switzerland.