Asian Power Summit - November 3, 2025

Dieter Billen is a Partner at Roland Berger, a global management consulting firm, and is based in Malaysia. He has worked in several countries across Southeast Asia and originally started at the firm's Brussels office in Belgium. He currently heads Roland Berger energy practice across the region. With fifteen years of experience, Dieter consults on infrastructure development, with a focus on energy and utilities and especially renewables. He has advised investors, energy companies, and developers on energy transition projects across South-East Asia, including renewable development, energy efficiency, and energy services and market liberalization.

Michael Wong is Chief Operating Officer (COO) of Tuas Power and is responsible for developing business strategies in key areas like planning and development, trading and regulation, information technology, and strengthening the performance of the Company. He joined the Company in 2005 and rose to take on key positions over the last 18 years, with over 15 years as the former General Manager of Tuas Power Supply (TPS), the retail business arm of Tuas Power.
 
In addition to his role in Tuas Power, Michael was appointed Chairman of the Energy & Chemicals Industry Group at the Singapore Manufacturing Federation from 2024.
 
Michael graduated with a MSc in Financial Economics, London University and a Bachelor Degree in Mechanical Engineering with a Second Class Upper Honours from the University of Hong Kong.

Harika Garimella is a Director at YCP Auctus, and works on the firm’s Energy and Infrastructure projects across Southeast Asia & India. Harika has 8 years of management consulting experience and has primarily worked on engagements in the Renewable Energy sector in the markets of India, the Philippines, Thailand, and Cambodia, supporting clients across market entry strategy, transaction advisory, project financing support and large scale program management.

Camillus studied Accountancy in Nanyang Technological University and possesses an MBA with Manchester Business School. His career path includes working in large multinational corporations like Accenture and Royal Dutch Shell before he ventured into Sunseap, Singapore’s leading renewable energy company well known for its rooftop solar, utility scale projects in the region and landmark renewable energy credit transactions with Apple and Microsoft.
 

He now runs his own advisory firm aNew Energy Pte Ltd which focuses on the energy value chain which covers LNG, renewable energy (Virtual PPAs in Singapore and Japan), AI value add, fund raise and market connect into Asia. He also lectures at SMU Academy on Green Finance and Sustainability.

Liming Qiao is the CEO and Founder of the Future Energy Storage and System Integration Alliance (FESSIA), a multi-stakeholder platform bringing together the energy storage and renewable energy industries to engage with governments and utilities. FESSIA is an advocacy group working to address the missing pieces of the energy transition: grid flexibility and system integration.

FESSIA’s mission is focused on ASEAN—one of the most dynamic energy markets in the world. Its goal is to shape a vision for the role of energy storage in future energy systems and to develop concrete Route to Market policy frameworks to make this vision achievable. The organization was inaugurated in 2025 with the support of the Climate Breakthrough Award, one of the most prestigious awards in the climate space, backed by the global philanthropic community.

Liming is the 2025 Climate Breakthrough Awardee, and through FESSIA she aims to ensure that storage, flexibility, and integration are no longer overlooked in the global clean energy transition.

Previously, Liming served as Chief Strategy Officer–Asia and Head of Asia at the Global Wind Energy Council (GWEC). She worked in GWEC since 2008 in various leadership roles focused on policy and Asia-related issues. She created and led GWEC Asia, engaging major industry and institutional stakeholders to drive policy advancement for wind energy development across the region. Liming also pioneered GWEC’s entry into new Asian wind markets—including Mongolia, Vietnam, Thailand, and Taiwan—and worked closely with governments and industry partners to strengthen policy frameworks in China and beyond.

With a career in climate and energy policy dating back to 2003, Liming has deep experience in renewable energy and international climate processes. Before joining GWEC, she worked with international organizations on a range of climate-related programs.

Ralph Dixon is the Executive Director of Sustainability at YTL Corporation Berhad and CEO of YTL’s carbon consulting subsidiary, YTL-SV Carbon. YTL Group’s core businesses are ownership and management of regulated utilities and other infrastructure assets, serving more than 12 million customers on three continents. Ralph has been with YTL for 17 years, managing the environmental investment, carbon
strategy and sustainability divisions for the Group.

Ralph has also served as a Trustee of the Malaysian AIDS Foundation, Chairman of the Pediatric AIDS Fund, and is an alternate Trustee of Reef Check Malaysia, and Chairman of Save Wild Tigers (M) LLP.

Previously, Ralph worked in investment banking for 15 years with Hoare Govett, Hong Leong and Dresdner Kleinwort Wasserstein. Following that, he moved into manufacturing in 2001 as the Chief Executive Officer of the paper converting factories of Detpak in Indonesia and South Africa supplying to McDonalds, Starbucks, KFC and other major quick service restaurants, hotels and bakeries. He then worked with Hong Leong Asia in Singapore as Chief Executive Officer for their recycled wood packaging
subsidiary, GPac Technology before joining YTL Corporation Berhad in Malaysia in 2007.

Ralph Dixon graduated from the University of Warwick, United Kingdom, with a B.Sc. (Hons) in Management Sciences. He also has a Diploma in Mandarin from the National Taiwan Normal University.

Alexander Lenz is the CEO of Aquila Clean Energy Asia Pacific (ACE APAC), a clean energy platform that funds, develops, builds and operates renewable energy assets across the region. ACE APAC is part of Aquila Group, a sustainable investment and asset development company focused on generating and managing essential assets on behalf of its clients. Prior to joining Aquila in 2020, he was the CEO of Conergy where he focused on the development of and investment in solar PV assets across Asia Pacific, including both utility scale and behind-the-meter C&I. During Alexander‘s time at Conergy, he also led the team responsible for the project development, turnkey EPC contracting, and O&M of utility scale solar PV assets in Asia Pacific and the Middle East. Before relocating to Asia, Alexander was the head of corporate development at Conergy’s headquarters in Hamburg, Germany. He has more than 15 years’ experience in the renewable energy industry.

Alexander has also worked in restructuring and corporate finance consulting at Roland Berger Strategy Consultants in Berlin and as a management consultant for Deloitte in Duesseldorf. He holds a master’s degree in Economics from Maastricht University, The Netherlands.

Mike Thomas, with over three decades of energy sector consulting experience, is the managing director at The Lantau Group.  He specialises in the rigorous application of economics and analytics to energysector challenges facing policymakers, commercial stakeholders, and decarbonisation-committed end users.  His experience extends across the wide spectrum of energy market designs and regulatory arrangements, including from fully nodal competitive markets, with and without capacity market mechanism, to vertically integrated regulated structures.  Prior to co-founding The Lantau Group, Mike headed the Asia Pacific Energy & Environment practice of a global consulting firm and was based in Wellington, New Zealand for ten years.  He moved to Hong Kong in 2007 and co-founded The Lantau Group in 2010.  He began his consulting career in the United States where he worked for 10 years with a firm that, among other things, was a leader in energy sector liberalisation engagements worldwide.  Mike has an MPP from Harvard Kennedy School (PAE Prize) and a BA in Economics from Carleton College.

Rutuja Tendolkar is a Partner in ERM based in Singapore and is the Asia Social Performance Lead. She has over 15 years of experience in capital project delivery (across resettlement advisory, gender, human rights, and impact assessment) and transaction advisory (ESG and sustainable finance).
 
Her experience in the power sector includes leading E&S advisory for planning and implementation of major capital projects across conventional power, gas-based power plants, nuclear and renewable energy (wind, hydro, storage, solar and floating solar). Rutuja is also assisting corporates to embed a just transition perspective into retiring and repurposing coal power plants.
 
Rutuja also coordinates ERM’s transaction advisory work with DFIs (including the IFC and ADB) and commercial banks (including EPFIs), particularly for assessing ESG and sustainability in the context of sustainable finance, project finance and corporate finance transactions for energy transition, scaling renewable/new energy platforms, and infrastructure financing. Rutuja’s experience at ERM has given her an exposure to geographies in South Asia; South-east Asia; Middle east; Africa and CIS countries.

Achal Sondhi is Chief Investment Officer at Aquila Clean Energy Asia Pacific where he is responsible for driving and growing the company’s clean energy portfolio across the region. With more than 15 years’ experience in renewable energy and investment, Achal has broad sector expertise including enabling, advising, developing and investing in gigawatts of transactions around the world. Most recently, Achal had a significant role in supporting the growth of BESS uptake around APAC as General Manager of Australia and VP of Growth, APAC at Fluence.
 

Prior to Fluence, he was the Vice President of Energy Financial Services at GE Capital, and he has also held key positions at AES and Symbior. Achal holds a BA in Economics, Statistcs and Mathematics from Macalester College and an MBA from the Hong Kong University of Science and Technology.

With over 25 years of experience in the Power, Energy, Oil & Gas, and Petrochemical Industries, Jonny has successfully developed, acquired, and financed several large-scale projects. During his time with Singapore Power, Jonny was responsible for the development of strategic greenfield power projects in Asia, and the acquisition of transmission & distribution businesses in Australia, as well as arranging for the related project financing. After joining Barito Pacific Group, he was tasked to lead the development & management of the groups’ new Oil & Gas concessions, and subsequently the development and growth of the group's transition energy projects in Indonesia.

Daniel Ruppert brings over 15 years of experience in investment banking and business management to his position as Chief Investment Officer. As a German citizen who has resided in Malaysia for 20 years, Daniel has a deep understanding of the Malaysian market. He drives strategic investments and growth leveraging his strong track record in the TMT (Technology, Media, Telecommunications) and energy sector.

He joined Solarvest in July 2024 as Chief Investment Officer. Daniel’s role includes clean energy asset acquisitions, portfolio management, risk management, and strategic capital allocation. He is on the lookout for immediate investment opportunities for various clean energy technologies across the ASEAN region. This encompasses solar, wind, hydropower, biogas/biomass, energy storage, energy efficiency and EV ecosystem.

Prior to joining our team, he served as the CEO of Sedania Innovator Bhd (KLSE: SEDANIA / 0178), a public-listed company in KL, from 2018. In this role, he drove green investments in sustainable infrastructure and renewable energy, and successfully transformed Sedania into a profitable corporation. Under his leadership, Sedania achieved its highest profit twice in 2019 and 2021.

Daniel began his career as an investment banker in London, gaining extensive experience before transitioning to senior roles in various industries. He has also led LNE Network Systems (Asia) SDN BHD in Germany and founded two successful companies in Malaysia: Presto Grocery Sdn Bhd and A.D. Arif Solutions Sdn Bhd. He also serves as a Non-Executive Director at ESPL Esports Players League, an esports tournament platform in Singapore.

Philip is the EY Asean Energy Leader and a Consulting Partner at Ernst & Young Consulting Sdn Bhd in Malaysia. He is the Global Client Service Partner of two key accounts, one in the power and utilities industry and the other in the aviation industry.
 
Over more than 30 years, Philip has served on corporate governance, risk management, business transformation internal and external audit, and corporate finance engagements in diverse industries.

He is also the director of the EY Entrepreneur Of The Year award program in Malaysia.
 
A Certified Internal Auditor and a member of the Institute Relations Committee of the global Institute of Internal Auditors (IIA), Philip regularly speaks and contributes articles on corporate governance, business transformation, risk management and internal audit.
 
He is a member of the Malaysian Institute of Certified Public Accountants and the Malaysian Institute of Accountants.

Tony Segadelli is the Managing Director of OWL Energy which is a boutique power engineering consultancy that covers both renewable and fossil fuel technologies. Although his work typically covers power generation he was the Lender's Engineer for the CPTL transmission line which was the first cross border line between Thailand and Cambodia.  He has worked in 9 ASEAN countries and so has a strong understanding of the cultural and technical issues that will have to be incorporated for the ASEAN Power Grid to be implemented.

Tawfique Roseli is a dynamic and experienced professional specializing in renewable energy (RE) focusing in solar energy projects, with over 15 years of industry expertise. He has successfully developed more than 300MW of solar projects in Malaysia and internationally, showcasing his proficiency in project development and business development within the RE sector. Tawfique has also implemented value engineering strategies, including agri-photovoltaics, to maximize the dual usage of land developed for solar projects.

In addition, he has extensive experience in waste to energy projects, including biomass from torrefied empty fruit bunch, biogas from palm oil effluent, and municipal solid waste. Tawfique currently serves as a key senior management at Leader Energy Holding Berhad, overseeing business development and strategies across 7 countries. His career journey includes valuable experiences in public listed and companies such as Cypark Resources Berhad, Willowglen Berhad, ITRAMAS Corporation, Quantum Solar Park, and the multinational corporation Ecoplexus Inc., where he gained insights into the renewable energy industry and honed his strategic business skills.

Holding a master's degree in business from the University of Southern Queensland, he brings a strategic perspective to his presentations, emphasizing the intersection of sustainable energy solutions and effective business strategies. Tawfique is a member of the National Grid Code Committee under the Energy Commission and a member of the working group for futureproofing the Malaysia Electric Supply Industry under MY Power, operating under the purview of the Energy Ministry.

Known for engaging audiences through interactive sessions, case studies, and real-world examples, Tawfique inspires stakeholders to embrace renewable energy strategies for a sustainable future. He actively contributes to publications and initiatives focused on advancing renewable energy and environmental sustainability. 

Andre is a seasoned expert at developing actionable intelligence and data-driven strategies for climate change and energy transition issues. He has worked internationally with private sector companies, startups, DFIs, investment funds, and policymakers. His professional experiences span over 20 years of experience in various sectors (automotive and transportation, technology hardware and equipment, clean energy, advisory services, leadership strategies, and energy transition).
 
In the past 15 years, Andre has led his teams to develop strategies and technologies and to implement these solutions in Asia Pacific. He has worked on supporting the development of more than 6 GW of various clean energy and energy transition solutions. These include solar PV, BESS, renewable energy grid integration, circular economy of energy transition, hydrogen market development, integrated clean energy industrial estates, decarbonization of industrial parks, and zero-emission electrification projects.
 
Beyond his technical, strategic, and practical work with global companies, development agencies, and policymakers, Andre is a committed ecosystem builder. He supports sustainable economic development of rural and peri-urban communities, climate change startup founder leadership mentorship, and capacity development for the clean energy workforce.

Edgare has been a Managing Director of Asia Green Capital since 2006 and is currently holding several positions in renewable energy companies (including Urban Renewables) in Asia. Prior to these positions, Edgare founded Asia Green Capital Partners, which was a renewable energy project development company developing wind, solar and hydro projects in Southeast Asia with the support of IFC and ADB and subsequently sold to Macquarie Capital. Before that, Edgare was Partner and CFO for BioX Group, an integrated renewable energy firm which was sold to International Power. Edgare has also worked as a Director Institutional Sales at State Street Global Advisors (SSGA) in Brussels and was responsible for the Benelux Sales Team. He also held several senior positions within Rabobank International in Europe and Asia. In his last role at Rabobank, Edgare was an Associate Director for the bank’s merger and acquisition team in Southeast Asia and has advised on a wide range of Corporate Finance and M&A transactions within Europe and Asia. Edgare holds a Masters of Business Economics from the Erasmus University in Rotterdam (Netherlands) and a Bachelor of Economic Psychology from the Catholic University in Tilburg (Netherlands). Edgare serves on the board of the Asia-Pacific Hydrogen Association and Asia Wind Energy Association.