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Chandra Yeleshwarapu

Senior Director, Digital Transformation and Business Development, Halliburton Landmark

Chandra Yeleshwarapu is Senior Director of Digital Transformation and Emerging X. His responsibilities include business development and delivering the digital tools for our industry, OpenEarth® community and platform, iEnergy® Cloud, and artificial intelligence and machine learning with the Big Data Center of Excellence.

In his previous role, Mr. Yeleshwarapu was Senior Director of R&D, Customer Support, and Global Services at Halliburton Landmark.

Prior to joining Landmark in 2011, Mr. Yeleshwarapu was Senior Director of Solutions Management at Ariba (now SAP), and Director of Product Strategy and Product Management at Oracle. Mr. Yeleshwarapu is co-author of multiple patents and patent applications. He is a Board of Director at Energetics, the upstream industries data exchange standards organization.

He earned his bachelor’s degree in industrial engineering from Pune University in India, his master of science in software engineering from Carnegie Mellon University, and his MBA from Northwestern University’s Kellogg School of Management.


Patricia Florissi

VP and CTO for Sales at Dell EMC

Patricia Florissi is VP and chief technology officer for sales at Dell EMC. Previously, she was VP and CTO for sales at EMC prior to the merger between Dell and EMC, and holds the honorary title of EMC Distinguished Engineer. Dr. Florissi is also the creator of the video series Dell EMC Big Ideas on emerging technologies and trends. She holds multiple patents and has published in periodicals. She has bachelor’s and master’s degrees in computer science from Universidade Federal de Pernambuco, an MBA degree from Stern Business School at New York University, and a PhD from Columbia University.

Dimitris Geragas

Senior Expert Partner, and Global Practice Lead for Data and Market Analytics, Gartner

Dimitris Geragas is Gartner Consulting’s senior expert partner and global practice lead for data and market analytics, overseeing a team that helps clients create business value by acquiring, retaining, and using information and algorithms. As manager of this global practice, he is a deep practitioner on all data and analytics-related topics. Before joining Gartner Consulting, he held the role of technical director of database systems for EDO Corp. He earned a bachelor’s degree in electrical engineering from the University of Maryland–College Park, and an MBA degree from Marymount University.


Trond Ellefsen


Trond Ellefsen is CEO of INVATARE LLC, an oil and gas company based on distributed artificial intelligence. Before INVATARE, Mr. Ellefsen spent over 20 years with Statoil and Norsk Hydro, including five years as CIO and special advisor for digital transformation and strategy for Statoil North America. He serves as a board member for three companies and as chairman for two companies. He is also a board member for the George R. Brown School of Engineering’s Professional Master’s Program at Rice University. He has an electrical engineering degree and a master’s degree in strategy and leadership.