Two engineers at wind farm, walking together
Two engineers at wind farm, walking together

Who are we

Our team

Our global senior leadership team

Our green investment experts are led across the world by our senior leadership team.

Mark has been involved in structured finance and investment in energy and infrastructure projects for more than 25 years. He started his career as a lawyer in Australia and was a structured finance partner at a major Australian firm before switching to investment banking in 1997. As an investment banker he has focussed on energy and infrastructure assets in Australia and in Europe. He was head of ABN AMRO’s European Infrastructure Capital business before joining Macquarie Capital in 2005, where he has been involved in transactions in sectors including offshore wind, solar, biomass and transmission, as well as the acquisition of the Green Investment Bank in 2017.

Over his career Mark has worked on pioneering transactions in transport and social infrastructure, telecommunications infrastructure and, over the last decade in particular, renewable energy and transmission.  Mark is a Board Member of Green Investment Group.

Chris Archer is Co-Head of EMEA for Green Investment Group (GIG), a role he assumed in July 2022. He joined Macquarie in 2007 working across advisory and investment in public-private partnerships (PPP), renewable energy projects, and infrastructure M&A as part of Macquarie Capital’s London-based infrastructure team. Following Macquarie’s acquisition of the Green Investment Bank from the UK Government in 2017, Chris led the integration of the business and served as GIG’s deputy head in EMEA before relocating to New York to launch the GIG in the Americas in 2018. Under Chris’ leadership, the team invested into and built platforms in solar and distributed energy which are developing more than 15 gigawatts of projects across the region. They also closed GIG’s first investments in both the US and Brazil. In addition to his role as co-head of EMEA, he leads GIG’s investment strategy for new and emerging energy transition technologies globally. Chris is based in Paris and has a Masters in Civil Engineering from Imperial College in addition to a Masters in Finance from INSEAD.

Sam Newman is Co-Head of EMEA for Green Investment Group (GIG), a role he assumed in July 2022. He is also Head of GIG Principal Investments, with responsibility for overseeing GIG’s legacy balance sheet investments. Sam joined Macquarie in 1999 and previously held a number of roles within Macquarie Capital including Head of European Debt Capital Markets and Head of European Capital Markets, where he played a key role in the acquisition of the Green Investment Bank from the UK Government. Sam is based in London and has a Bachelor of Commerce from Bond University, Queensland, Australia.

Edward Northam is Head of Asia Pacific for Green Investment Group (GIG), a role he assumed in July 2022 after five years as Head of Europe and UK for GIG. He also serves as global head of core renewables. He was previously head of investment banking for the Green Investment Bank, where he led investment origination and execution activities before its acquisition by Macquarie in 2017. He has been involved in the global renewable energy industry for more than 25 years and during that time has developed and financed more than 100 renewable energy projects and businesses globally, across a broad range of renewable fuels and technologies. Early in his career, Edward acted as a legal adviser to public and private organizations engaged in the power sector, before working in the industry in various project and corporate development and fundraising roles. He previously spent 10 years as co-founder and chief executive officer of an Australian-based clean energy investment fund.

William Demas is Senior Managing Director & Head of Americas at Green Investment Group. Will re-joined Macquarie from Stonepeak Partners, where he was instrumental in leading the firm’s America's renewable energy and energy transition investment activities. Prior to Stonepeak, he spearheaded and led Copenhagen Infrastructure Partners in the Americas. Prior to CIP, Will was a senior member of Macquarie Capital’s renewable energy principal and investment and advisory team and spent the early part of his career at Good Energies, one of the first dedicated clean technology venture funds. He began his career at Lazard, as a founding member of its’ Clean Technology and Renewable Energy advisory business.

Based in San Francisco, Greg focuses on corporate and project level investments across a wide range of energy solutions, including battery storage, microgrids, electric vehicles, distributed energy, and consumer energy.

Greg joined Green Investment Group in 2019 from Tesla, where he was Global Director of Business Development and Market Entry for Energy Products.  Greg developed commercial approaches that grew the US business that now includes a 52 MWh PV-paired battery on Kauai that enables dispatchable solar and an 80 MWh standalone battery that provides peaking capacity in Southern California. Greg also established Tesla's energy storage businesses in Europe, Australia, and New Zealand, and was involved in the landmark 129 MWh system in South Australia.

Philipp joined Macquarie Group in 2014 as a Director in the Business Improvement & Strategy team and led the merger integration of the UK Green Investment Bank into Macquarie Group. He transferred to Macquarie Capital in 2017 to take on the role of Chief Operating Officer for Macquarie Capital in Europe and global Co-COO for Macquarie Capital’s Infrastructure and Energy Group. The rapid growth and globalisation of the Green Investment Group led him to focus increasingly on Green Investment Group’s renewable investment activity, and in 2019 he took on the role of Chief Operating Officer for Green Investment Group.

Prior to joining Macquarie, Philipp was a Principal at strategy consultancy Bain & Company, where he was part of the Financial Services and Private Equity practices. He holds an MBA from INSEAD and a Master’s in Law from the University of St.Gallen in Switzerland.

Kate oversees the full lifecycle of development projects to support the energy transition, including in the hydrogen and green ammonia industry, CCS and renewable fuels generally. Kate is the Chair of Macquarie’s Climate Solutions Taskforce, a cross-divisional forum aimed at developing solutions for Macquarie’s clients.  Kate also sits on a number of GIG asset boards including of Atlas Agro, a green ammonia developer with projects in the US and Brazil,  the Hydrogen Chemistry Company in the Netherlands and SkyNRG, a sustainable aviation fuels company with projects in both Europe and the US.

Kate is a member of the Australian Clean Energy Regulator Board and the Hydrogen Sub-Committee of the Australia Korean Business Council. Kate joined Macquarie in 1998 and has deep experience across a number of sectors including infrastructure, utilities and telecommunications in both a corporate advisory capacity and as a principal investor.

Lindsay Roberts is Head of Corporate Affairs at Green Investment Group (GIG). Lindsay oversees GIG’s internal and external communications, as well as the business’s brand and marketing activities. She joined the business in 2018 to support the global expansion of the GIG brand. In addition to the growth of the GIG brand, Lindsay’s responsible for the creation of GIG’s new portfolio company brands, including Corio Generation, Fleete and Eku Energy. Lindsay joined from Scottish Renewables where she spent six years in policy and advocacy work supporting Scotland’s renewable energy industry. Lindsay has previously chaired many high-profile industry groups and is a former director of Women in Renewable Energy Scotland.

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