MEET THE CROWD
Rick Gambetta
Founder and Partner
Rick has over 25 years of experience in structured finance, climate investment, and SME funding across global markets.
He has held senior roles at Lloyds Banking Group, ING, and Bank of Scotland, leading structured and securitised finance transactions.
Rick pioneered Europe’s first listed solar bond and advises governments and institutions on climate finance, with a strong focus on governance, risk management, and enabling smaller projects and businesses to access sustainable capital.
Alex Germanis
Chief Impact Officer and Partner
Alex is an impact investment specialist with extensive experience in innovation, community energy and emerging markets.
He previously served as CEO of Pure Leapfrog, is a non-executive director and adviser to start-ups, and supports organisations with scaling and entering new markets.
Alex has developed sector-wide impact frameworks, ensuring investments deliver credible, measurable environmental and social outcomes.
Michael Walton
Chief Operating Officer and Partner
Michael brings nearly four decades of experience in fund management and institutional investment.
Formerly a Managing Director at Citigroup and Lazard Brothers, he managed global sovereign and institutional portfolios.
Michael supports fund governance, capital raising, and investor relations, with a long-term focus on sustainable and impact-aligned investment strategies.
Janice Sanon
Innovation Director
Janice is a senior adviser specialising in international trade, funding strategy, and business growth.
She has held advisory roles at the International Chamber of Commerce and London & Partners, supporting companies expanding across international markets.
Janice has secured significant public funding for innovation-led businesses and supports the development of commercially robust, compliant growth strategies.
Paul Hallas
Adviser, CleanTech
Paul has over 40 years of experience in the energy sector, with a strong focus on Net Zero and low-carbon technologies.
He was previously involved with Centrica’s Ignite impact investment fund and advises start-ups and SMEs as a non-executive director and consultant.
Paul has specialist knowledge of energy supply chains, biomethane, hydrogen, CCUS, energy efficiency and community-scale renewable energy projects.
Sergio Castedo
Adviser, Energy and Infrastructure
Sergio is an energy infrastructure executive with more than 30 years of experience across global markets.
He has held senior leadership roles at Statkraft, BP, and GE, spanning development, investment, asset ownership, and operations.
Sergio advises on transactions, partnerships, and business transformation, supporting the energy transition.
Sofia Corrêa
Associate, Sustainable Finance and Research
Sofia is an economist specialising in sustainable finance, climate policy, and quantitative analysis.
She has contributed to ESG risk frameworks and applied research for development finance institutions and international partners.
Sofia supports greenCrowd’s advisory and investment work through data-driven analysis, research and impact reporting.
Stewart Little
Adviser, Built Environment, Net Zero
Stewart has over 30 years of experience in construction, sustainability, and net-zero innovation.
He was Founder and Chief Executive Officer of IRT Surveys for 22 years, scaling the business through private investment to a successful exit.
Stewart now supports early-stage companies through investment and mentoring, focusing on sustainable buildings and climate-focused technologies.
Sarah Muyuni
Associate Partner, Energy Finance & Regulation
Sarah is an energy finance specialist with over 20 years’ experience working with utilities, regulators, and private developers across Sub-Saharan Africa.
A qualified accountant, her expertise includes long-term financial modelling, tariff analysis, and PPA support, helping develop bankable, policy-aligned energy projects.