Meet the team

László Varró

Laszlo Varro

Vice President Global Business Environment

Laszlo has extensive experience in energy economics, policy and strategy. He studied economics at Corvinus University of Budapest, Hungary, and the University of Cambridge, UK.

He has worked as a regulator in Hungary’s electricity and gas markets and as Strategy Director for MOL Group, an independent oil and gas company. In 2011 he joined the International Energy Agency (IEA) as Head of Gas and Electricity Markets and led the IEA’s work on liquefied natural gas, gas supply security and electricity market design and regulation. He was appointed Chief Economist of the IEA in 2016, where he built a new team for energy investment analysis and was responsible for methodological support for all IEA policy work.

Laszlo joined Shell in 2021 where he leads the company’s analyses of macroeconomics, energy scenarios, climate policy and geopolitics.

Mallika Ishwaran

Mallika Ishwaran

Chief Economist

Mallika is Shell’s Chief Economist. She advises on macroeconomic issues, economic trends, and related policy matters to shape Shell’s long-term scenario outlooks. She leads strategic engagements on energy transitions with national and city governments across the world, notably a multi-year collaboration with the Chinese government. Mallika also advises on Shell’s strategic policy and advocacy approach to support the company’s energy transition strategy. She sits on a range of external advisory boards.

Prior to joining Shell, she was Deputy Director at the Department for Environment, Food and Rural Affairs responsible for evidence and analysis across the environment, food, and green economy portfolio. She has held senior positions across the UK government, including at the Cabinet Office as Head of Policy Analysis for the 2009 G20 London Summit. Before that, Mallika worked in senior economics and policy roles in the USA.

Mallika holds Ph.D. and M.S degrees from Carnegie Mellon University, and a B.A. from St. Stephen's College, Delhi University.

David Hone

David Hone

Chief Climate Change Adviser

David Hone works for Shell International Ltd. and is the Chief Climate Change Adviser in the Shell Scenarios Team. He joined Shell in 1980 after graduating as a Chemical Engineer from the University of Adelaide in Australia. He has worked in refinery technology, oil trading and shipping areas for Shell.

David is a board member of the International Emissions Trading Association (IETA), was Chairman of IETA from 2011-2013 and is a board member of C2ES in Washington and GCCSI in Melbourne.

David is a regular climate on his energy and climate change blog and is the author of a 2017 book on climate change, “Putting the Genie Back: Solving the Climate and Energy Dilemma”.

Geraldine Wessing

Geraldine Wessing

Chief Political Analyst

Geraldine advises on political trends and political risk. She leads the external environment assessments for Shell’s country reviews. She also leads, builds and develops country and global scenarios internally for Shell and in collaboration externally with academic, public and private organisations.

Geraldine is also the team’s in-house scenarios trainer, providing introductory as well as immersive scenarios training for colleagues new to the Scenarios and Shell Strategy teams.

She joined Shell’s Scenarios in 2013, after eight years in various functions at the company's Corporate Affairs departments. She studied business economics and history at the University of Leiden in the Netherlands and earned her master’s degree in international relations at King’s College London.

Peter Wood

Peter Wood

Chief Energy Adviser

Peter is Shell’s Chief Energy Advisor. His team is responsible for worldwide energy analysis and long-term global energy scenarios, and advises Shell companies on issues such as pricing, global supply and demand, regulations, energy policy, markets and industry structure.

He joined Shell in 1997 and has held various positions in petroleum engineering and commercial and strategy functions in the Netherlands, Syria, Saudi Arabia, France and the USA. He has also been seconded to the International Energy Agency in Paris. Peter’s education started on a farm in the north of England and he later earned an MSci in physics from Durham University, UK, and an MBA from the Institute of Management Development, Switzerland.

Tijs Beek

Tijs Beek

Senior Energy Advisor

Tijs joined Shell in 2005 after completing his master’s degree at Delft University of Technology, the Netherlands. In his role as Senior Energy Advisor he helps the Scenarios team understand how the world’s energy system could develop during the energy transition, especially with regard to global oil and gas supply.

Before joining the Shell Scenarios team, he held various upstream roles for Shell in the Netherlands, Brunei and Iraq, and worked in internal audit and on global capital project improvement. 

Georgios Bonias

Georgios Bonias

Senior Energy Analyst

Georgios is a Senior Energy Analyst in strategy and planning for Shell Scenarios. He is part of Shell’s World Energy Model team and focuses on generating insights for Shell strategy and businesses.

Georgios joined Shell in 2013. He has significant analytics and business experience having worked as Analytics Lead for Shell Lubricants Supply Chain before joining the Scenarios team in 2013. Previously, he worked for Procter & Gamble in various supply chain roles. He holds an MBA and a master’s degree in applied mathematics from the London School of Economics. 

Martin Haigh

Martin Haigh

Energy Fundamentals Manager

Martin is Senior Energy Adviser and leads the Energy Fundamentals team, which explores how energy demand is evolving in different countries and sectors.

Martin joined Shell in 2003 and has been a member of the Shell Scenarios team since 2004. He has led the development of Shell’s World Energy Model, which has underpinned the last three Shell scenario rounds and built on Shell’s 50-year history in scenario planning. 

Martin works with many institutions, including MIT’s Climate Science team, the International Energy Agency and has participated in the IPCC Sixth Assessment focusing on energy systems modelling. He is a Fellow of the Royal Geographic Society.

Martin’s background is mathematics. He has experience in mathematical and economic modelling in the transport, telecom and energy industries. 

Peter Heijmans

Peter Heijmans

Senior Economist

Peter took up the position of senior economist in 2008, where he is responsible for advising Shell on global economic developments and for analysis supporting strategy development, investment evaluations and business planning.

Before joining the Shell Scenarios team, Peter held various other positions at the Shell Asset Management Company, Saudi Aramco, the Institute of International Finance, the Ministry of Finance in the Netherlands and the European Commission in Brussels. 

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