Leadership Teams

Eduardo joined the Asia Pacific team in 2020 and took up his current role, with responsibility for Mainstream’s business development and expansion in the region, in June 2021.

Previously, he was part of the Group’s Central Commercial team.

He has worked in the renewable energy sector since 2010, with a focus on business development and project finance transactions in emerging markets.

To date, he has closed more than 4,000 MW (gross), with cumulative deal values in excess of USD 1 billion in South America, Southern Africa and Southeast Asia.

Before joining Mainstream in 2017, he worked with FBP Investments, leading market entry in Indonesia in 2011 and developing the country’s first utility-scale solar PV project, and spent time as a Senior Consultant with KPMG Advisory in Rio de Janeiro, Brazil, with a focus on the energy sector.

Eduardo holds a BSc in International Economics from Universita’ Bocconi (Italy), an MA in International Studies from the University of Vienna (Austria) and is fluent in English, Italian, Portuguese, Spanish and French.

Grace joined Mainstream at the end of 2019 and has 13 years of generalist human resources start-up experience, of which nine years was gained in the renewable energy industry.

She is responsible for setting up and managing the core HR operational functions for multiple entities within the Asia pacific region and plays a vital role in supporting the senior management team in developing HR strategies in line with organizational objectives.

Prior to joining Mainstream, Grace worked with Vestas and also held positions at Conergy and Juwi.

Grace graduated with a Bachelor of Arts from the National University of Singapore. 

Kieron became Head of Business Development as of March 1st, 2023. Kieron joined Mainstream as Head of Commercial Solar in 2017 where, during this period, he spent considerable time in APAC working closely with local colleagues jointly sourcing and assessing co-development opportunities. Kieron moved to PMO in 2019 when he took the role of Head of Central Development with responsibility for Mainstream’s Global Development Standard.

Kieron has worked in the renewables industry since 2008 and, prior to joining Mainstream, worked in a variety of roles including Business Development for a European EPC and Head of Development for a Tier 1 Module Supplier.

Brian has spent 17 years working as a wind energy developer and consultant in Europe, Africa and Southeast Asia.

He has primarily focused on onshore utility-scale wind development, construction, and asset management, but also on offshore wind and solar PV.

He is responsible for Mainstream’s wind development in APAC.

Randal Barker joined Mainstream in Singapore as Head of Legal, APAC in March 2023. He is responsible for Legal, Compliance and Governance across the region, and is a member of the APAC Senior Team.

Randal has lived and worked internationally in Vancouver, Tokyo, London and Perth (Australia). Previous senior roles were at Lightsource BP, where he was General Counsel, and BHP where he also held General Counsel roles in different business units. Earlier in his career, he worked in private practice with international law firms Hogan Lovells and Norton Rose Fulbright as an M&A and IPO lawyer. Working on the energy transition and action on climate change are increasingly important to Randal as a Quaker and from growing up in rural Canada.

Randal is a graduate of Harvard University and the McGill University Faculty of Law, and he completed the Advanced Management Programme at INSEAD. He is admitted to practice law in the USA, Canada, the UK and Australia.