Argus Clean Ammonia Asia Conference

Samuel Soo

Regional Director (Japan & Korea), Maritime and Port Authority of Singapore (MPA)

Rahmad Pribadi

CEO, PT Pupuk Indonesia (Persero)

Ahmed Galaby

Asia Pacific Hydrogen Business Manager, ExxonMobil Low Carbon Solutions

Ahmed has almost 20 years of professional experience in the energy industry, of which 15 years were spent working for ExxonMobil in Egypt and the US. Now based in Singapore, he has roles in operations, research, technology development, deployment and product management. Ahmed has a bachelor’s degrees in chemical engineering from Alexandria University and a Master’s degree in Strategic Management from the Edinburgh Business School.

Yuichiro Yoi

Principal Investment Specialist, Asian Development Bank

Yoi is Principal Investment Specialist at the Asian Development Bank (ADB), where he is part of the Private Sector Operations Department, leading a team covering southeast Asian infrastructure financing. Yoi joined ADB in 2014 and since then has built up the bank’s non-sovereign infrastructure financing operations, mainly in Indonesia. He has overseen a number of prominent deals in the geothermal, wind and solar power sectors, among others. He was recently involved in closing a deal for Indonesia’s Muara Laboh Stage 2 geothermal project. Yoi has extensive experience in project financing for power and energy projects, and is currently leading ADB’s energy transition mechanism transactions. Prior to joining ADB, Yoi worked at the Japan Bank for International Co-operation, where he led a team working on independent power producer deals across southeast Asia and Latin America. Yoi has a master’s degree in business administration from the Judge Business School at the University of Cambridge.

Ryota Shimura

General Manager of Process Engineering, Mitsubishi Heavy Industries

Ryota is General Manager of Japanese engineering firm Mitsubishi Heavy Industries’ Process Engineering Department, bringing more than 20 years of experience in engineering, procurement and construction management work to the firm’s ammonia and fertilizer plant. Ryota has been actively involved in developing ammonia cracking technology for the past two years. His extensive background in process engineering, combined with his leadership skills, has been instrumental in guiding Mitsubishi’s ammonia project towards a successful outcome. Ryota is committed to advancing sustainable technologies and fostering a culture of excellence within his team.

Shigeru (Sam) Muraki

President, Clean Fuel Ammonia Association

Yoshikazu Kobayashi

Senior Economist, Manager, Oil Group, Fossil Fuels & Electric Power Industry Unit, The Institute of Energy Economics (IEEJ)

Yoshikazu Kobayashi is Senior Research Director for the research strategy and clean energy units of government-affiliated think-tank the Institute of Energy Economics Japan (IEEJ). Yoshikazu has extensive professional and research experience in the international oil and gas industry. He previously worked as an analyst for Japanese refiner Tonen General Sekiyu, now part of Eneos, where he covered refinery operation planning and marine transport optimisation. Since joining IEEJ, Yoshikazu has conducted numerous studies into the Asian oil and natural gas markets and energy security issues in Asia. His work also includes research into opportunities and policy solutions for decarbonising fossil fuel use, such as carbon capture, utilisation and storage, and use of hydrogen and ammonia for power generation and hard-to-abate sectors. He has an MA in international economics and relations from Johns Hopkins School of Advanced International Studies and a BA in social sciences from Hitotsubashi University, Tokyo.

Nizhar Marizi

Director of Energy Resources, Mineral, and Mining, Ministry of National Development Planning (Bappenas), Republic of Indonesia

Nizhar has extensive experience working and collaborating with national and local government institutions, international development agencies and non-governmental organisations, which he uses to promote green growth and renewable energy. He has a PhD from the University of Kitakyushu in Japan, an MSc in environmental science from the University of Indonesia and a bachelor’s degree in urban and regional planning from the Bandung Institute of Technology, Indonesia.

Lars Schaumann

Managing Director, Vopak

Lars is Managing Director for global storage tank operator Vopak in Japan, where he heads up Vopak’s business development activities in Japan and South Korea. Lars has over 20 years of experience in the logistics, operations and tank storage business. He has held several senior management positions in Vopak, including Chief Operating Officer of Vopak’s Indian joint venture, Country Managing Director for Indonesia, and Deputy Managing Director and Board Member of Vopak’s Thailand joint venture. Lars previously worked for Hamburg-based logistics firm Buss and leading German tank storage, container and railcar operator VTG. Lars has a bachelor’s degree in business administration and international marketing from Hamburg University of Applied Sciences.

Kon Wai Seng

Commercial Director Asia Pacific Low Carbon Solutions, ExxonMobil

Wai Seng is Commercial Director for Asia-Pacific for major oil company ExxonMobil’s low-carbon solutions division. He has held various roles in the low-carbon sector since 2022, focusing on business development and commercialising new value chains in carbon capture and storage, hydrogen, ammonia and lower-emissions fuels. A large portion of his current role is focused on developing hydrogen and ammonia value chains in Japan. Wai Seng has previously worked in engineering and management roles, including for subsea drilling and finished lubricants production, giving him a good understanding of the unique challenges of the energy transition across industries.

Joe Elias

Head of Sales and Marketing ROW, Gentari

Kohei Toyoda

Director General for Energy Transformation Strategy, Japan Bank for International Cooperation, JBIC

Kohei is currently in charge of global hydrogen value chain development and individual financing transactions at JBIC and was previously the company’s Chief Representative for the Middle East, based in Dubai. Before that he worked for Japanese government, promoting international business co-operation between Japan and partner countries. He has extensive knowledge of project finance and policy-based public sector finance and holds a Masters degree in Economics from the University of London.

Richard Colwill

Head of Engineering & Innovation, InterContinental Energy

Richard is the Head of Engineering and Innovation at hydrogen project developer InterContinental Energy. He has over 30 years of experience in planning, engineering and risk management. At InterContinental Energy, Richard leads a world-class engineering team focused on developing and implementing innovative strategies for green hydrogen technology. His team collaborates closely with project partners to bring cutting-edge solutions to life, driving the company's position at the forefront of sustainable energy innovation. InterContinental Energy has established itself as an industry pioneer, boasting three flagship projects that have attracted partnerships with energy giants such as Shell, BP and South Korea's Kepco. The company's innovative approach has garnered support from major institutional investors, including Singaporean sovereign wealth fund GIC and French clean hydrogen fund Hy24. Beyond project development, InterContinental Energy has emerged as a technology leader through its proprietary P2(H2)NodeTM architecture.

Ge Liu

International Trade Manager, SPIC-JEP

Ge is responsible for the international trade management of renewable energy sources such as hydrogen and ammonia at Jilin Electric Power’s sales company. She is involved in international markets, conducting trade negotiations and managing cross-border business operations, driving the company's international development in the renewable energy sector. Ge graduated from the School of Environmental Ecology at the University of California, Irvine, with a solid foundation in environmental science, and completed graduate studies at the UK’s Warwick Business School, specialising in business management.

Ren Jiang

Sales President – APAC, Longi Hydrogen

Christian Renk

Head of Technology, Innovation & Sustainability (TIS), thyssenkrupp Uhde

Christian studied chemical engineering and did his PhD on DME synthesis from gasified biomass at the Karlsruhe Institute of Technology. Following completion of his PhD, Christian worked in Australia for six years in the fields of wastewater cleaning and nitric acid/ammonium nitrate. He returned to Germany and started working for thyssenkrupp in 2014 as a research engineer. A year later, he was promoted, heading the Technology, Innovation and Sustainability Fertilizer group. Through restructuring the group, Christian is now responsible for several technologies including green and blue ammonia developments.

Priyan Mistry

Business Development Manager - Ammonia Cracking Technology & Catalysts, Matthey

Priyan is a chartered chemical engineer with experience in various engineering and commercial positions. Since joining Johnson Matthey in 2013, he has contributed across multiple industries including ammonia, methanol, hydrogen, gas processing, petrochemicals, refineries, battery materials, and electrolyzers. Most recently Priyan has focused on business development for ammonia cracking technology and catalysts, supporting customers to develop the value chain for clean hydrogen imports.

Andrea Valentini

VP - Business Development Ammonia, Argus

Andrea Valentini has 15 years of experience of commodities market analysis. He is currently leading Argus' global ammonia business, as well as hydrogen and fertilizers markets in APAC and Middle East. Andrea was also the lead author of the highly regarded Argus Green Ammonia Strategy Report. Prior to joining Argus, he was the head of consulting for Integer Research. He is a regular speaker and industry events and has over 10 years of experience in APAC markets. Andrea is a graduate in Economics from the University of Padua in Italy and holds an MBA from McGill University, Canada.

Marina Simonova

Principal - Consulting, Fertilizer & Clean Ammonia Analytics, Argus

Marina has more than 20 years' experience in the fertilizer industry, specialising in the ammonia value chain, including low-carbon ammonia. She leads Argus’ subscription analytics team across all fertilizer nutrients, focusing on short and long-term forecasting. Marina has developed a unique, in-depth understanding of the global fertilizer and ammonia markets, from leading producers to consulting companies. She also has a senior leadership role at global association IFA. 

Mahua Chakravarty

Editor, Marine Fuels (Asia), Argus

Mahua Chakravarty has worked with Argus since 2013 and is the Asia Pacific editor for marine fuels. She was leading the bitumen desk for the Asia-Pacific and the Middle East markets from Oct 2020 to May 2023. Prior to this, she also co-led the Asian petrochemicals desk within Argus, covering aromatics, methanol, polymers and olefins. She has more than 20 years’ experience working as a journalist and editor with various publications in Singapore and India.