Our Team

Our management team has rich global experience with leading firms in renewable energy operations, asset development, private equity and investment banking, and a track record in origination, M&A, EPC, capital structuring and asset management of renewable energy projects.

Raghuram

Raghuram Natarajan

Chief Executive Officer

Anand

Anand Prakash

Chief Investment Officer

Amiram

Amiram Roth-Deblon

Chief Operating Officer

Roy Tang

Chief Financial Officer

Pratyush Thakur

Investment Director & Country Head (India)

Julie Lee

Julie Lee

Investment Director & Country Head (Taiwan)

Masaki Watanabe

Masaki Watanabe

Head of Business Development (Japan)

Johnson Varghese

Director of Projects

Des Yeo

Head of HSE & Quality

Sadi - Blueleaf Energy Head of Legal

Sadi Tanmanatragul

Head of Legal

Scott Griffiths

Head of Strategy & Planning

Phyllis Liew

Head of Human Resources

Chris Chua

Christopher Chua

Investment Director & Country Head (Philippines)

陳明信博士

麥格理資本台灣董事總經理

Viktor Dancza

Head of Engineering

Lindsay Ward, Chairman of Blueleaf Energy's board

Lindsay Ward

Chair & Non-executive Director

Oliver Lewis, Investment Committee Chair & Non-executive Director (Macquarie Group)​

Oliver Lewis

Investment Committee Chair & Non-executive Director

Edward Lewis, Blueleaf Energy Board Member (Macquarie Asset Management)

Edward Lewis

Director

Vineet Mohan, Risk & Audit Committee Chair of Blueleaf Energy Board (Macquarie Asset Management)​

Vineet Mohan

Risk & Audit Committee Chair

Raghuram

Raghuram Natarajan

Chief Executive Officer

Raghuram (Ram) Natarajan was appointed as Chief Executive Officer (CEO) of Blueleaf Energy in July 2021.

Based in Singapore, Mr. Natarajan spearheads Blueleaf’s market expansion plans and execution strategy across Asia. Mr. Natarajan has two decades of senior leadership experience in sustainability, infrastructure, and climate related investments spanning from photovoltaics – PV solar, wind – onshore and offshore, biomass, and hydro power, to battery energy storage systems (BESS). His solid track record includes successfully developing more than 15 gigawatts (GW) of renewable energy and BESS projects and delivering more than 3 GW of projects into commercial operation and long-term asset management.

Prior to joining Blueleaf, Mr. Natarajan led the regional setup, growth and exit of two other global renewable energy businesses as APAC CEO for Juwi and Mainstream Renewable Power.

Mr. Natarajan holds a bachelor’s degree in biomedical sciences from the National University of Singapore and executive MBAs from Columbia Business School and London Business School.

Anand

Anand Prakash

Chief Investment Officer

Anand Prakash was appointed as Chief Investment Officer (CIO) of Blueleaf Energy in February 2023.

Based in Singapore, Mr. Prakash advances the growth and asset build out of the company. He leads origination, investment strategy, planning, financing and execution for Blueleaf, leveraging his over 25 years of leadership experience in investing in renewable energy, the power industry and the broader climate investing space, to further accelerate the company’s growth.

Mr. Prakash joined Blueleaf from Asian Century Advisors (ACA), where he was the Managing Director (MD), providing Senior Advisory services to marque private equity investors like Temasesk, EQT Private Equity, and Macquarie Capital building or scaling platforms to deploy capital in renewable energy, waste and water for other high climate impact companies across Asia. Prior to ACA, he served as the MD of Asia Climate Partners, a private equity fund launched by Asian Development Bank and ORIX Corporation based in Hong Kong, and of FE Clean Energy Group, one of the pioneering private equity investors in Asia’s clean energy space, targeting investments in renewable energy, climate finance and environmental industries.

He holds a bachelor’s degree in mathematics from St. Stephen’s College in Delhi and a master’s in economics from the University of Cambridge, as well as a master’s in public administration and public policy from Cornell University.

Amiram

Amiram Roth-Deblon

Chief Operating Officer

Amiram Roth-Deblon was appointed as Chief Operating Officer (COO) of Blueleaf Energy in February 2023.

Based in Singapore, Mr. Roth-Deblon heads Blueleaf’s operations from project development through to asset construction and management. Over the last 24 years, he has developed and built successful renewable energy businesses across Asia Pacific, Europe, and Africa, delivering more than 4 gigawatts (GW) of solar, wind, and battery projects.

Prior to joining Blueleaf, Mr. Roth-Deblon was a Director at the international project developer and EPC JUWI. Here he established JUWI’s presence in Asia Pacific from 2011 until 2023, building a leading business delivering hybrid power solutions globally to energy intensive industries.

He holds degrees in electrical engineering from University of Brighton (UK) and University of Applied Sciences Darmstadt (Germany).

Roy Tang

Chief Financial Officer

Roy Tang was appointed as Chief Financial Officer (CFO) of Blueleaf Energy in September 2020.

Based in Singapore, Mr. Tang directs Blueleaf’s financial strategy overseeing capital allocation, risk management and financial reporting. Leveraging his 20 plus years of experience in banking and finance, he applies his deep understanding of debt capital markets, corporate finance and institutional sales to support Blueleaf’s sustainable growth trajectory.

Immediately prior to joining Blueleaf, Mr. Tang served as CFO at Asia Power Development Platform, a power infrastructure development company based in Singapore and Jakarta focused on development, construction and operation of power generation assets across Southeast Asia.

He is a Chartered Accountant of Australia and New Zealand, and holds a bachelor’s degree in commerce from the University of Sydney.

Pratyush Thakur

Pratyush Thakur

Investment Director & Country Head (India)

Pratyush Thakur was appointed as Investment Director & Country Head for Blueleaf Energy’s Indian operations, in September 2021.

Based in Bangalore, Mr. Thakur leverages his 18 years of experience building successful businesses in complex organizational and market conditions, to lead Blueleaf’s business in India. Well respected in the market, he is recognized as one of India’s top renewable energy leaders.

Prior to joining Blueleaf, Mr. Thakur led renewables development activities in India for Macquarie Capital and before that was Managing Director of Statkraft Solar Solutions, the solar arm of notable Norwegian renewable energy player Statkraft.

He holds a bachelor’s degree in engineering from Delhi Technological University, MBA from IIT Delhi and has completed all three levels of the CFA program.

Julie Lee

Julie Lee

Investment Director & Country Head (Taiwan)

Julie Lee was appointed as Investment Director and Country Head for Blueleaf Energy Taiwan in July 2021.

Based in Taipei, Ms. Lee leads the local team, guiding the phased evolution of Blueleaf Taiwan’s operations from renewable energy developer to independent power producer (IPP). It is her vision to capture the full value chain of the renewable energy generation business in Taiwan, to better position Blueleaf to maximize its impact in the nation’s energy transition.

With over 17 years of experience in project finance and equity investment, Ms. Lee boasts a proven track record of originating, evaluating, executing, and managing debt and equity investments across power, renewable, and infrastructure assets in the Americas at prestigious financial institutions like Macquarie Capital, ABN AMRO, and BNP Paribas. 

She holds a bachelor’s degree in economics from the National Central University and an MBA from the University at Buffalo. Ms. Lee is also a chartered financial analyst (CFA) charterholder.

Masaki Watanabe

Masaki Watanabe

Head of Business Development (Japan)

Masaki Watanabe (Nabe) was appointed as the Head of Business Development in Japan for Blueleaf Energy in February 2023.

Based in Tokyo, Mr. Watanabe leads the local team with a focus on growing and expanding Blueleaf’s business in Japan. A seasoned development and investment professional working in the energy sector for over a decade, he has hands-on experience in developing and structuring renewable energy businesses and projects in Asia Pacific.

Prior to joining Blueleaf, Mr. Watanabe headed Shizen Energy’s Corporate Planning. During his time with Shizen Energy Group, he also notably played an instrumental role in leading joint venture renewables development and contracting company JUWI Shizen Energy Inc. with Germany’s JUWI GmbH, as Head of Commercial Management.

He holds both bachelor’s and master’s degrees from Hitotsubashi University.

Johnson

Johnson Varghese

Director of Projects

Johnson Varghese was appointed as Director of Projects for Blueleaf Energy in April 2021.

Based in India, Mr. Varghese is responsible for leading the development of renewable energy projects and providing expert insights into technical and commercial wind opportunities across Blueleaf Energy’s pan-Asian footprint.

Mr. Varghese has been working in the renewable energy sector for over 26 years. In his last appointment before joining Blueleaf, Mr. Varghese served as Executive Vice President (EVP) of New Business Development at Siemens Gamesa in India, where he undertook a rationalization of Siemens Gamesa’s wind and solar development portfolio during the restructuring review of that business. Prior to that, he enjoyed stints in senior management with Sembcorp Singapore (VP Project Development), Vestas (Director Global Development), Kshema Power (COO), at SunEdison (MD Wind and Solar Operations), and spent 14 years with Vestas, heading operations and maintenance, technical support, development and construction of wind projects across India.

He holds a bachelor’s degree in electrical engineering from Bangalore University and is a chartered electrical MIE from the Institution of Engineers of India in Kolkata. Mr. Varghese has also completed an MBA from Liverpool John Moores University and a post-graduate program in strategy and leadership from the Institute of Management Technology in Ghaziabad.

Des Yeo

Head of HSE & Quality

Des Yeo was appointed as Head of Health, Safety, Environment & Quality (HSEQ) for Blueleaf Energy in November 2019.

Based in Singapore, Mr. Yeo helms Blueleaf’s HSEQ and environmental, social, and governance (ESG) initiatives across Asia. Championing a culture of safety, sustainability, social responsibility, and commitment to quality, his dedicated team of HSEQ professionals and Community Relations Managers work together to safeguard employee well-being, minimize environmental impact, advance responsible business practices and promote the highest quality standards in project execution.

Mr. Yeo has more than a decade of extensive HSEQ experience in both green and brownfield projects across a range of sectors, including oil and gas, petrochemical, power generation, civil and building construction. During his career, he has built a proven track record of developing and implementing comprehensive safety programs that integrate best practices throughout business strategies with a focus on proactive risk management that engages both employees and communities to foster trust.

He holds a bachelor’s degree in environmental and occupational health and safety from the University of Newcastle.

Sadi - Blueleaf Energy Head of Legal

Sadi Tanmanatragul

Head of Legal

Sadi Tanmanatragul was appointed as Head of Legal for Blueleaf Energy in July 2023.

Based in Singapore, Ms. Tanmanatragul leads Blueleaf’s legal team and is responsible for providing guidance on corporate governance, negotiating and drafting contracts, risk management, and the development of legal plans and policies. Ms. Tanmanatragul is a UK qualified lawyer with nearly two decades of experience in project financing and M&A transactions. She specializes in renewable energy and infrastructure, with pan-Asian experience gained from working on projects based in India, Taiwan, Malaysia and beyond.

Prior to joining Blueleaf, Ms. Tanmanatragul spent close to 20 years with Allen & Overy, working various stints in London, Bangkok and Singapore. During that time, she was involved in notable and award-winning transactions advising on the sponsor and lenders side. This includes advising Orsted on offshore wind projects in Taiwan (Greater Changhua 1), Pengerang Terminal II in Malaysia and Softbank Group’s financing of multiple projects in India, to name a few.

She holds a bachelor’s degree in political science and government, a postgraduate diploma in law, and has completed a legal practice course (LPC).

Scott

Scott Griffiths

Head of Strategy & Planning

Scott Griffiths was appointed as Head of Strategy & Planning for Blueleaf Energy in July 2019.

Based in Singapore, Mr. Griffiths drives business transformation projects to improve operational efficiency and growth for Blueleaf, including the integration and transition of new businesses and people into the company. With over 15 years of experience in the renewable energy industry and management consulting, he is a seasoned professional. Since joining, he has originated, developed, and sold solar power projects across Japan and Southeast Asia with the company’s predecessor, Conergy.

Prior to Blueleaf, Mr. Griffiths was with Deloitte in strategy and operations consulting. He holds a degree in systems design engineering, an MBA from INSEAD and an MPA from Harvard Kennedy School.

Phyllis Liew

Head of Human Resources

Phyllis Liew was appointed as Head of Human Resources (HR) for Blueleaf Energy in February 2019.

Based in Singapore, Ms. Liew leads Blueleaf’s talent acquisition and people strategy, fostering a collaborative and purpose-driven culture. Ms. Liew has over 20 years of experience in operational and strategic HR, building high-performing teams across Southeast Asia and is passionate about attracting top talent who share Blueleaf’s commitment to driving positive environmental change to the company. Under her leadership, Blueleaf has established a culture where employees feel valued, empowered, and united in making the world a more sustainable place for future generations.

She holds a bachelor’s degree in business from RMIT University and a master’s degree in human resource management from Rutgers, The State University of New Jersey.

陳明信博士

麥格理資本台灣董事總經理

陳明信博士現任麥格理資本臺灣地區主席,擁有約40年再生能源和基礎設施經驗。 陳明信博士自2021 年2月1日起還被提名並當選臺北市澳洲紐西蘭商會主席。 加入麥格理之前,陳博士效力於世界銀行集團國際金融公司,是基礎設施和自然資源部門的一名顧問, 重點負責再生能源、水資源、垃圾管理、垃圾發電、環境和市政領域。 陳博士還曾效力於Brambles Limited (一家澳洲工業集團)、TNT Group、Sembcorp Industries Limited ( 一家新加坡淡馬錫投資的公司)和Asia Cube Energy Group,擔任過多項領導職務,並管理過澳洲、臺 灣、中國和其它亞洲國家的團隊和業務。 Jeffrey Chen博士擁有澳洲悉尼新南威爾士大學博士學位,是澳洲工程師協會會員、澳洲註冊專業工程 師、亞太經濟合作會議註冊工程師、國際專業工程師協議註冊工程師、澳洲皇家化學協會會員和註冊化 學師。另外,他還是中國南京東南大學客座教授,在若干國際大會和論壇上擔任過主題發言人和特邀嘉 賓。 2008年,陳博士因其對澳中關係作出貢獻而被澳洲外交貿易部澳中理事會授予科學、創新和環境獎。 陳博士還數次入選國際專業名人錄,並因在亞太區業務開發領域的出色表現而被評為2012年中國新經濟宣導者和2010年中國經濟百強人物。

Viktor Dancza

Head of Engineering

Viktor Dancza was appointed as Head of Engineering for Blueleaf Energy in January 2021.

Based in Singapore, Mr. Dancza leads Blueleaf’s Engineering Team across Asia, ensuring the company delivers engineering excellence and growing the Blueleaf’s in-house capacity for creating developer designs, evaluating project sites, and personally providing engineering input into transactions. Mr. Dancza has spent over a decade working in the renewables space, gaining international experience that spans from the UK and Hungary to Australia and across the entire APAC region.

He holds a bachelor’s degree in electrical engineering and power electronics from London South Bank University and a master’s in engineering and industrial management from Brunel University London.

Lindsay Ward, Chairman of Blueleaf Energy's board

Lindsay Ward

Chair & Non-executive Director

Lindsay Ward was appointed Chair of Blueleaf Energy in April 2024.

Lindsay has more than 35 years’ experience in the renewables, power generation, data centre, funds management, logistics and resources industries, in both senior executive and non-executive director roles.

Lindsay is currently Chair of the Port of Portland and is a Non-Executive Director of ASX listed Qube Holdings. He has worked in senior executive roles including CEO, Managing Director and General Manager with companies including Iris Energy, Palisade Investment Partners, Asciano, Toll Holdings and BHP.

Lindsay holds a Bachelor of Applied Science and a Graduate Diploma in Business Management. He is also a Fellow of the Australian Institute of Company Directors.

Edward Northam​

Director

Edward Northam joined Blueleaf Energy’s board of directors in 2022.

Based in Singapore, Mr. Northam has been involved in the global renewable energy industry for over 25 years. He has extensive experience in mergers and acquisitions, investment, fundraising, project development, and general management in the clean energy infrastructure sector.

Notably, Mr. Northam has previously served as Head of Investment Banking for the UK’s Green Investment Bank and Head of UK and Europe for Macquarie Asset Management (MAM) Green Investments. He is currently the Head of Core Renewables and Head of Asia Pacific for MAM Green Investments.

Oliver Lewis, Investment Committee Chair & Non-executive Director (Macquarie Group)​

Oliver Lewis

Investment Committee Chair & Non-executive Director

Oliver Lewis joined Blueleaf Energy’s board of directors in 2019.

Based in Sydney, Mr. Lewis has nearly 20 years experience in the global finance industry. With senior executive and non-executive appointments in Australia, the UK, the US, and Singapore, he has cultivated deep expertise in investment, risk management, infrastructure, and green energy. In addition to serving as the Investment Committee Chair and a Non-executive Director on the Blueleaf Energy board, Mr. Lewis also serves as a Non-executive Director for a number of Macquarie Group companies.

Edward Lewis, Blueleaf Energy Board Member (Macquarie Asset Management)

Edward Lewis​

Director

Based in Singapore, Edward has been a director for Blueleaf Energy’s since 2018. With over 16 years’ experience as an investment professional working across APAC, his expertise spans M&A, origination, investment, and asset management with a focus on renewable and energy transition investments. In addition to serving as a director on the Blueleaf Energy board, Edward has over a decade of experience representing Macquarie on other portfolio company boards.

Vineet Mohan, Risk & Audit Committee Chair of Blueleaf Energy Board (Macquarie Asset Management)​

Vineet Mohan

Risk & Audit Committee Chair

Vineet Mohan joined Blueleaf Energy’s board of directors in 2021.

Based in Singapore, Mr. Mohan provides technical and operational guidance to Blueleaf Energy. He has over 20 years of experience working across the value chain in power, having served in executive roles at independent power producers (IPPs), original equipment manufacturers (OEMs), and engineering, procurement, and construction (EPC) companies. Notably, Mr. Mohan is currently the Managing Director and Global Head of Engineering & Asset Operations for Macquarie’s Green Investments and has previously held leadership roles with AES and General Electric (GE). He also presently serves on many green investment portfolio company boards and has sat on numerous boards at energy companies throughout his career.

Tobias Kullack

Project Director

Tobias Kullack was appointed Project Director in February 2021. 

Tobias is experienced in the development and implementation of solar, hybrid and wind projects, spending the last years helping project management teams to grow and successfully implement and operate several renewable energy projects across the Asia Pacific Region. His major achievements have been the development and implementation of several large-scale power plants in the Philippines, Thailand and Malaysia. 

As the Project Director, Tobias will lead the in-house Blueleaf Energy project delivery team and contribute to the development of projects, both C&I and utility scale, and lead the team for successful project implementation.

James Thomas

Technical Director

James Thomas joined Blueleaf Energy as Technical Director in February 2021 with the overall responsibility for engineering, construction and supply chain across Asia. With a career with large and well known companies around the globe, James is a Chartered Engineer, Member of Institution of Mechanical Engineers and holds a Master of Science in Project Management. James has led major projects as well as large engineering and construction teams in nuclear, gas turbine, thermal and solar power generation sectors, as well as providing services as founder of his own consulting business. He has worked on projects and developments in UK, China, Philippines, Japan, Korea, Indonesia, Vietnam, Taiwan, Thailand and others. Reporting to the CEO, James will lead all technical activity for Blueleaf Energy across Asia.

Steffen

Steffen Hesche

Operations Director

Steffen Hesche was appointed as VP Asset Management when Blueleaf Energy launched in 2019.

Prior to this, Steffen was Head of the Conergy business unit “Operations and Maintenance” and Managing Director for Conergy India.

Steffen has over 20 years of experience in various management positions in the solar, semiconductor, glass and pharmaceutical industry.

Le Huy Thanh

Chairman (Vietnam)

Le Huy Thanh is the Chairman of Blueleaf Energy Vietnam. Le Huy Thanh has over 25 years of experience working in the oil and gas industry in various fields in all aspects of upstream, midstream and downstream including sales, marketing, operation of LPG plant, commercial, business development, public and government affairs, representative office.

Prior to joining Blueleaf Energy, Thanh was the Public and Government Affairs Manager and Chief Representative of ExxonMobil in Vietnam. Other positions he has held include Chief Representative of the British Petroleum Company (BP) in Vietnam, Commercial Manager for BP’s New Projects in the country.

Arnaud Ayral

Director - Corporate Solutions

Arnaud Ayral is the Corporate Solutions Director of Blueleaf Energy and based in Singapore.

Arnaud leads the company’s growth in renewable energy solutions aimed at corporate customers, leveraging the strong track record and capabilities of the Group in solar PV, wind and energy storage.

Arnaud previously was Business Development Director at Cleantech Solar, the Keppel-owned solar PV developer where he helped build in South-East Asia a strong track record for the company of commercial and industrial projects across the region. Prior to that, he worked in Australia, UK, the Netherlands and the Middle-East where he held various positions with Rolls-Royce plc, including most recently that of Senior Vice-President of the Marine Services division in Asia Pacific.

Arnaud had previously also worked at Electricite de France (EDF). Arnaud holds a B&A Master’s degree from Normandy Business School and most recently attended the Tuck 2030 Leadership programme at Dartmouth College.