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Our team

IIGCC's team work closely with members in shaping priorities, delivering activity across work programmes and representing the sector on climate related issues.

CEO

Stephanie Pfeifer

CEO
Stephanie has led IIGCC since 2005 and overseen its expansion into a European-focused investor group. She sits on the Steering Committees for Climate Action 100+, the Net Zero Asset

Stephanie Pfeifer

CEO

Stephanie has led IIGCC since 2005 and overseen its expansion into a European-focused investor group. She sits on the Steering Committees for Climate Action 100+, the Net Zero Asset Managers initiative and the Investor Agenda, as well as the Executive Committee for the Paris Aligned Asset Owners.

Prior to her role at IIGCC, Stephanie worked in investment banking for over seven years, including as a senior economist at Morgan Grenfell and a VP at Deutsche Bank in London. She holds an MSc with distinction in Environmental Studies, a BA in Philosophy, Politics and Economics from Oxford University and an MA in Economics from Exeter University. Stephanie received an OBE for her services to climate finance in Her Majesty the Queen's Jubilee Birthday Honours List in 2022.

Corporate

Peter Taylor

Corporate Programme Director
Peter leads our corporate team, supporting investor engagements with companies through initiatives including Climate Action 100+, the Net Zero Engagement Initiative and Nature

Jennifer Walmsley

Associate Director Corporate Engagement
Jennifer oversees our corporate engagement initiatives including Climate Action 100+, the Net Zero Engagement Initiative and Nature Action 100. She has spent most of her career

Adam Rose

Senior Corporate Governance Specialist
Adam leads on net zero stewardship, assisting members with the development of stewardship strategies and proxy voting policies as well as engagement escalation strategy for Climate

Alexandra Corbin

Corporate Programme Manager
Alexandra joined IIGCC in December 2022 and supports on Climate Action 100+ and other projects. She graduated from the University of Reading in 2019 with a BSc in Mathematics and

Callum Sheehan

Programme Manager, Nature
Callum works in our corporate team, supporting IIGCC's work on nature, including through the NA100 and FSDA initiatives. Before joining IIGCC in July 2024, Callum worked in

Dan Gardiner

Head of Transition Research
Dan joined us in September 2021 and is also a Technical Adviser for the Transition Pathway Initiative (TPI). Dan has been with TPI since 2018 and helped develop the methodologies it

Danielle Dailey

Corporate Programme Officer
Danielle joined the Corporate Programme team in 2024 and supports IIGCC's work on the Net Zero Engagement Initiative, focusing primarily on the chemical and steel sectors. Prior to

Eda Enginar

Corporate Programme Manager
Eda is Corporate Programme Manager at IIGCC, specializing in bank and mining sector engagements and climate-aligned accounts. She joined from Development Investment Bank of Turkey,

Giorgos Antoniou

Climate Transition Analyst
Giorgos joined IIGCC in September 2023 as a member of the corporate programme's transition research team. His role involves conducting climate transition analysis for various

Jana Hock

Senior Corporate Programme Manager
Jana leads on the global sector strategies for Climate Action 100+ and the chemical sector engagement at IIGCC. Jana joined IIGCC in 2022 after managing sectoral climate research at

Jheel Baldi

Corporate Programme Manager
Jheel joined us as a Programme Officer in July 2022, supporting banking and Climate Action 100+ workstreams within the corporate team. She is currently pursuing her MSc in

Joe Brooks

Senior Programme Manager, CA100+
Joe leads on the coordination of IIGCC's involvement in the Climate Action 100+ initiative. Joe joined IIGCC in July 2024 after spending four years at InfluenceMap, where he managed

Patrick McNamara

Senior Specialist, Net Zero Stewardship
Patrick joined IIGCC in October 2024 as a Senior Specialist and works across our investor stewardship workstreams to support our members to strengthen their climate stewardship

Laith Cahill

Head of Stewardship Research
Laith leads IIGCC’s Stewardship Research team, supporting investors to meet their net zero objectives through effective stewardship and engagement. Prior to working at IIGCC, Laith

Lucia Graham-Wood

Senior Engagement Specialist, Banks
Lucia leads IIGCC’s Banks Engagement and Research Initiative, managing the development of its research materials and supporting investor engagement with G-SIB banks in Europe,

Dr Sam Cornish

Transition Research Specialist
Sam works in our corporate team, researching and developing frameworks for assessing corporate transition planning, and supporting the implementation of these frameworks. He joined

Norah Berk

Senior Programme Manager - Nature
Norah leads our work on nature, integrating the topic into IIGCC’s existing climate frameworks, building investor knowledge on nature-related issues, and coordinating our

Peter Taylor

Corporate Programme Director

Peter leads our corporate team, supporting investor engagements with companies through initiatives including Climate Action 100+, the Net Zero Engagement Initiative and Nature Action 100. He previously worked as a senior portfolio manager and Head of Corporate Governance at Aberdeen Asset Management in Singapore, London and São Paolo. Peter began his career at the International Finance Corporation and more recently has advised European development finance institutions on climate governance. He holds a BA in Philosophy, Politics and Economics from Oxford University and an MA from John Hopkins University's School of Advanced International Studies.

Jennifer Walmsley

Associate Director Corporate Engagement
Jennifer oversees our corporate engagement initiatives including Climate Action 100+, the Net Zero Engagement Initiative and Nature Action 100. She has spent most of her career working in or with investment managers, including EOS at Federated Hermes where she headed the engagement team.
 
Subsequent roles included Head of Investor Engagement at the Financial Reporting Council and several consultancy roles, working with asset managers and asset owners on their approach to ESG implementation. Jennifer sits on the Investment Committee of the National Trust and of The Big Exchange as well as serving as a charity trustee. She studied philosophy and modern languages at Oxford University. 
 

Adam Rose

Senior Corporate Governance Specialist

Adam leads on net zero stewardship, assisting members with the development of stewardship strategies and proxy voting policies as well as engagement escalation strategy for Climate Action 100+. He has a strong background in shareholder engagement, proxy solicitation and mainstream investor activist campaigns. He has previously worked for proxy advisers, ratings agencies and solicitation firms. Adam read Economic Geography at the London School of Economics.

Alexandra Corbin

Corporate Programme Manager

Alexandra joined IIGCC in December 2022 and supports on Climate Action 100+ and other projects. She graduated from the University of Reading in 2019 with a BSc in Mathematics and Psychology and then joined Nationwide Building Society on their graduate programme.

Callum Sheehan

Programme Manager, Nature
Callum works in our corporate team, supporting IIGCC's work on nature, including through the NA100 and FSDA initiatives. Before joining IIGCC in July 2024, Callum worked in environmental disclosure, developing the content around deforestation for CDP's corporate questionnaires, and spent several years working for sustainable development and conservation NGOs. He has an MSc in Environment and Development.
 

Dan Gardiner

Head of Transition Research

Dan joined us in September 2021 and is also a Technical Adviser for the Transition Pathway Initiative (TPI). Dan has been with TPI since 2018 and helped develop the methodologies it uses to assess the carbon performance of the oil and gas and mining sectors. Prior to IIGCC, he was a sell-side equity analyst at numerous firms including Deutsche Bank and Arete. He holds a MSc in Environmental Technology from Imperial College London.

Danielle Dailey

Corporate Programme Officer

Danielle joined the Corporate Programme team in 2024 and supports IIGCC's work on the Net Zero Engagement Initiative, focusing primarily on the chemical and steel sectors. 

Prior to joining IIGCC, Danielle worked on the corporate climate & energy team at Ceres and supported the work of the Transition Pathway Initiative as a graduate student. She holds an MSc from the London School of Economics and is an alumna of the Fulbright Program.

Eda Enginar

Corporate Programme Manager

Eda is Corporate Programme Manager at IIGCC, specializing in bank and mining sector engagements and climate-aligned accounts. She joined from Development Investment Bank of Turkey, where she worked as lead in Investments and Research departments. 

Eda has a background in consulting and investment banking with a focus on sustainable investments. She holds a BA in Political Science and International Relations from Boğaziçi University and an MA in European Studies from King’s College London.

 

Giorgos Antoniou

Climate Transition Analyst

Giorgos joined IIGCC in September 2023 as a member of the corporate programme's transition research team. His role involves conducting climate transition analysis for various sectors, with a specific focus on utilities. Prior to joining IIGCC, Giorgos worked as a consultant, advising financial services firms on climate risk and ESG data. He also has experience as a corporate sustainability research analyst. Giorgos holds an MEng in Mechanical Engineering with a specialization in Renewable Energy from the University of Edinburgh.

Jana Hock

Senior Corporate Programme Manager

Jana leads on the global sector strategies for Climate Action 100+ and the chemical sector engagement at IIGCC. Jana joined IIGCC in 2022 after managing sectoral climate research at ShareAction and working as an equity and ESG analyst for Morgan Stanley Investment Management. She also contributed to several expert groups at SBTI, WGBC, and CBI. Jana holds a BSc in Accounting and Finance from the London School of Economics and an MSc in International Finance from HEC Paris.

Jheel Baldi

Corporate Programme Manager

Jheel joined us as a Programme Officer in July 2022, supporting banking and Climate Action 100+ workstreams within the corporate team. She is currently pursuing her MSc in Environment and Development from the London School of Economics.

Joe Brooks

Senior Programme Manager, CA100+

Joe leads on the coordination of IIGCC's involvement in the Climate Action 100+ initiative. Joe joined IIGCC in July 2024 after spending four years at InfluenceMap, where he managed the organisation's investor-related research and engagements globally. Joe holds an LLB in Law and an MSc in Environmental Policy, both from the University of Bristol. 

Patrick McNamara

Senior Specialist, Net Zero Stewardship

Patrick joined IIGCC in October 2024 as a Senior Specialist and works across our investor stewardship workstreams to support our members to strengthen their climate stewardship activities. Prior to joining IIGGCC, he worked in management consulting at Sodali & Co advising international clients in ESG and corporate governance, responsible for project delivery and team management. Patrick holds an M.A. in Security Studies from Georgetown University, and a B.A. from the University of Oxford in Philosophy, Politics, and Economics.

Laith Cahill

Head of Stewardship Research

Laith leads IIGCC’s Stewardship Research team, supporting investors to meet their net zero objectives through effective stewardship and engagement. Prior to working at IIGCC, Laith worked as a proxy advisor at Institutional Shareholder Services (ISS), and as a policy adviser at the Investment Association.

Lucia Graham-Wood

Senior Engagement Specialist, Banks

Lucia leads IIGCC’s Banks Engagement and Research Initiative, managing the development of its research materials and supporting investor engagement with G-SIB banks in Europe, Canada and Asia.

She also leads IIGCC’s workstream on Paris-aligned accounting. Prior to that, she worked for a consultancy now owned by ERM, where she coordinated and worked on sustainability-related issues in the mining and energy sectors. Lucia holds an MPhil in International Development from the University of Cambridge and a BA in International Politics from King's College London.

Dr Sam Cornish

Transition Research Specialist

Sam works in our corporate team, researching and developing frameworks for assessing corporate transition planning, and supporting the implementation of these frameworks. He joined us in July 2022, coming from a background in climate science and oceanography, specialising in polar regions. Sam holds a PhD from Oxford University, where he co-founded a student group called Positive Investment Oxford and coordinated the Oxford University Polar Forum.

Norah Berk

Senior Programme Manager - Nature

Norah leads our work on nature, integrating the topic into IIGCC’s existing climate frameworks, building investor knowledge on nature-related issues, and coordinating our participation in Nature Action 100. Prior to joining IIGCC, Norah worked at the Rainforest Foundation UK where she led their evidence-based advocacy on climate and managed projects to strengthen the rights of forest communities.

Norah holds a BSFS in Science, Technology and International Affairs from Georgetown University and a MSc in Ecological Applications from Imperial College London. She completed her master’s thesis at London’s Natural History Museum where she researched biodiversity levels inside areas managed by indigenous peoples and local communities.

 

Investor Strategies

Mahesh Roy

Investor Strategies Programme Director
Mahesh leads the investor strategies team at IIGCC. He is also the UNFCCC's Marrakech Partnership focal point for finance, linking non-state actors in finance with parties to the

Dr Adrian Fenton

Senior Investor Strategies Programme Manager
Adrian leads our work on the Net Zero Asset Managers initiative and Net Zero Investment Framework, supporting institutional investors in aligning their portfolios with net zero

Angus Wilson

Senior Investor Strategies Programme Manager - Climate Initiatives
Angus leads on Climate Initiatives at IIGCC, covering the Net Zero Asset Managers Initiative, Paris Aligned Asset Owners, and the Investor Agenda. He supports investors with their

Anne Chataigné

Senior Programme Manager -Adaptation and Resilience
Anne leads the Adaptation and Resilience workstream within Investor Strategies and across the organisation. As part of the investor engagement, she is managing the Physical Climate

Elena Vydrine

Senior Investment Specialist – Public Markets
Elena leads the development and application of the Net Zero & Climate Resilience Investment Frameworks and other thought leadership on emerging thematics, providing deep

Ella Sexton

Senior Investor Strategies Programme Manager
Ella leads on private markets at IIGCC, covering both equity and credit strategies. She is also responsible for nature in the investor strategies programme. Ella brings 8 years’

Freddie Turner

Investor Strategies Programme Manager
Freddie joined IIGCC in January 2022 to support on membership, updates and IIGCC’s initiatives, most recently leading our publication 'five principles to improve the next generation

Hugh Garnett

Investor Strategies Senior Specialist — Real Assets
Hugh is currently Investor Strategies Senior Specialist Real Assets with responsibility for leading IIGCC’s real estate and infrastructure workstreams. He joined IIGCC in June 2022

Julien Grolee

Senior Investor Strategies Programme Manager - Climate Initiatives
Julien joined IIGCC in May 2022 and is focused on activities related to net zero initiatives including Net Zero Asset Managers and Paris Aligned Asset Owners. He was also

Mariam Awad

Investor Strategies Programme Officer - Climate Frameworks
Mariam joined IIGCC in July 2023 and works within Climate Frameworks, supporting across all asset classes. She holds a BSc in Economics and International Business from ICESI

Saru Gupta

Investor Strategies Analyst, Adaptation and Resilience
Saru joined us in February 2024, as the Adaptation and Resilience Analyst, situated in the Investor Strategies team. She supports on our Physical Climate Risk Assessment (PCRAM)

Sophie Barnes

Senior Programme Manager -Emerging Markets and Just Transition
Sophie leads on Emerging Markets and Just Transition within the Investor Strategies team. She previously worked on Climate Action 100+ and the Net Zero Engagement Initiative, with a

Valentina Ramirez, CFA

Head of Climate Strategy Implementation
Valentina leads our work on climate strategy implementation, supporting our members in implementing our guidance to achieve net zero, invest in climate solutions, and overseeing our

Mahesh Roy

Investor Strategies Programme Director

Mahesh leads the investor strategies team at IIGCC. He is also the UNFCCC's Marrakech Partnership focal point for finance, linking non-state actors in finance with parties to the convention. Prior to joining IIGCC in 2022 he led the capital markets team at CDP, following an 18-year career in banking and finance, predominantly at Macquarie Group where he led specialist teams in financial services and healthcare. He holds an MBA, Energy from Cranfield University.

Dr Adrian Fenton

Senior Investor Strategies Programme Manager

Adrian leads our work on the Net Zero Asset Managers initiative and Net Zero Investment Framework, supporting institutional investors in aligning their portfolios with net zero emissions by 2050. Adrian is a climate change and sustainability specialist with more than ten years of progressive professional experience across Africa, Asia, Europe and the Pacific. Adrian has a PhD in climate change economics and policy.

Angus Wilson

Senior Investor Strategies Programme Manager - Climate Initiatives

Angus leads on Climate Initiatives at IIGCC, covering the Net Zero Asset Managers Initiative, Paris Aligned Asset Owners, and the Investor Agenda. He supports investors with their net zero commitments.

Angus joined from the UK Treasury where he was Head of International Climate and Environment Policy. He has previously worked at the European Bank for Reconstruction and Development and Deloitte.

Anne Chataigné

Senior Programme Manager -Adaptation and Resilience

Anne leads the Adaptation and Resilience workstream within Investor Strategies and across the organisation. As part of the investor engagement, she is managing the Physical Climate Risk Assessment Methodology (PCRAM).

She has joined IIGCC from Flood Re. Interdisciplinary urbanist by training, she has experience working on economic appraisals, market research, and physical climate risk assessments at the intersection of public policy, investment and (re)insurance. Her expertise lies in translating technical risk knowledge into digestible and actionable policy and investment strategies.

Elena Vydrine

Senior Investment Specialist – Public Markets

Elena leads the development and application of the Net Zero & Climate Resilience Investment Frameworks and other thought leadership on emerging thematics, providing deep investment expertise, and addressing technical issues to advance guidance on specific topics relevant to implementation efforts of members’ net zero commitments.

Portfolio management and responsible investment professional with over 15 years of industry experience in managing passive and systematic indexed strategies, ETFs and sustainable finance at Blackrock, HSBC Global Asset Management and MSCI.

Elena holds MSc in Investment Management from Bayes Business School and an MSt in Sustainability Leadership from Cambridge University.

Ella Sexton

Senior Investor Strategies Programme Manager

Ella leads on private markets at IIGCC, covering both equity and credit strategies. She is also responsible for nature in the investor strategies programme. Ella brings 8 years’ experience in sustainability, most recently in climate change advisory and as an ESG specialist in a private equity fund.

Freddie Turner

Investor Strategies Programme Manager

Freddie joined IIGCC in January 2022 to support on membership, updates and IIGCC’s initiatives, most recently leading our publication 'five principles to improve the next generation of net zero benchmarks'. Freddie graduated from the University of Glasgow in September 2021 with an MSc in International Banking and Finance, and has since had experience at an investment newsletter where he was exposed to multiple environmentally focused investment opportunities.

Hugh Garnett

Investor Strategies Senior Specialist — Real Assets

Hugh is currently Investor Strategies Senior Specialist Real Assets with responsibility for leading IIGCC’s real estate and infrastructure workstreams. He joined IIGCC in June 2022 as Senior Programme Manager, sitting in the Investor Strategies directorate. He supports IIGCC members on decarbonising their real estate and infrastructure portfolios, developing framework and guidance, alongside supporting their implementation. He represents IIGCC on a number of industry forums, including the CRREM Global Scientific Investors Committee and the Green Property Alliance.


He previously worked as a Senior Policy Specialist at the Royal Institution of Chartered Surveyors, where he led on a range of policy and regulatory issues in the built environment.

Julien Grolee

Senior Investor Strategies Programme Manager - Climate Initiatives

Julien joined IIGCC in May 2022 and is focused on activities related to net zero initiatives including Net Zero Asset Managers and Paris Aligned Asset Owners. He was also responsible for the development of the IIGCC Net Zero Data Catalogue, and the publication of the Investors Asks of Private Data Vendors.

Mariam Awad

Investor Strategies Programme Officer - Climate Frameworks

Mariam joined IIGCC in July 2023 and works within Climate Frameworks, supporting across all asset classes. She holds a BSc in Economics and International Business from ICESI University in Colombia, and an MSc in Management with Business Strategy and the Environment from Birkbeck University. Her previous experience includes corporate sustainability roles in the private and non-profit sectors, as well as policy research on climate change, agriculture, and food security in Latin America.

Saru Gupta

Investor Strategies Analyst, Adaptation and Resilience

Saru joined us in February 2024, as the Adaptation and Resilience Analyst, situated in the Investor Strategies team. She supports on our Physical Climate Risk Assessment (PCRAM) work and A&R workstreams.

She has joined us from The Economist Group, where she was a part of the Economist Impact. With a background in Public Policy, she completed her second Master's in Global Energy and Climate Policy with a focus on Adaptation finance flows from the School of Oriental and African Studies (SOAS). 

 

Sophie Barnes

Senior Programme Manager -Emerging Markets and Just Transition

Sophie leads on Emerging Markets and Just Transition within the Investor Strategies team. She previously worked on Climate Action 100+ and the Net Zero Engagement Initiative, with a focus on the utilities sector and lobbying. Previously, Sophie held roles in the UK Government, including in the Cabinet Office working on the UK's COP26 Presidency, and in the Department for Business, Energy and Industrial Strategy focused on coal phase out, climate and energy.

Valentina Ramirez, CFA

Head of Climate Strategy Implementation

Valentina leads our work on climate strategy implementation, supporting our members in implementing our guidance to achieve net zero, invest in climate solutions, and overseeing our future work on emerging markets, just transition, and adaptation and resilience. Most recently she has worked as a climate finance consultant for Genesis Analytics, an Africa-based consultancy, and served as Deputy Head of Natural Capital Advisory for CrossBoundary. She previously worked for Grupo Bancolombia, in both the asset management and investment banking subsidiaries.

Policy

Emily Murrell

Policy Director
Emily leads the policy team, which covers UK, European and international policy issues. She has over a decade’s experience working on climate policy and climate finance in the World

Arianna Griffa

Senior Policy Manager - Global
Arianna leads on global policy engagement, including supporting IIGCC’s participation in COP and other major international fora. She joined in 2023, bringing significant experience

Hajira Kamran

Policy Manager
Hajira supports our policy work across the real economy, focusing particularly on EU and UK policy advocacy work. She also plays a managerial role within IIGCC’s COP initiatives,

Leo Donnachie

Senior Policy Manager - Sustainable Finance
Leo leads on sustainable finance, supporting the development of our positions on sustainable finance policy and helping members to implement regulatory requirements. He previously

Michael Button

Senior Policy Manager - Real Economy
Michael leads on real economy policy work. He supports the development of our positions on real economy policy frameworks at the UK, EU and international levels and helps members to

Zoe Alipranti

Senior Policy Manager – UK
Zoe leads IIGCC’s UK sustainable finance work, supporting members on policy development and advocacy. Prior to joining IIGCC, Zoe was a Manager at the political consultancy Flint

Emily Murrell

Policy Director

Emily leads the policy team, which covers UK, European and international policy issues. She has over a decade’s experience working on climate policy and climate finance in the World Bank Group, at HSBC and in the UK Civil Service. Emily was a senior policy advisor in the UK Cabinet Office and in the former UK Department of Energy and Climate Change, including experience as a climate negotiator at UN COP summits. Emily has a BSc in Social Policy with Government from London School of Economics and an MA in EU International Relations and Diplomacy from the College of Europe in Belgium.

Arianna Griffa

Senior Policy Manager - Global

Arianna leads on global policy engagement, including supporting IIGCC’s participation in COP and other major international fora. She joined in 2023, bringing significant experience across climate policy, clean energy innovation, and green finance. In her recent role at ICF Consulting, she was responsible for managing a portfolio of climate finance projects across Asia, Africa, and Latin America. Prior to that, she managed international climate/energy innovation programmes and led numerous policy research projects in both the public and not-for-profit sectors.

She holds an MSc. Climate Change and Environmental Policy from the University of Leeds.

Hajira Kamran

Policy Manager

Hajira supports our policy work across the real economy, focusing particularly on EU and UK policy advocacy work. She also plays a managerial role within IIGCC’s COP initiatives, working with the UNFCCC Secretariat and investor members on their COP involvement. Previously, Hajira worked within merger and acquisition policy at Goldman Sachs International. 

Leo Donnachie

Senior Policy Manager - Sustainable Finance

Leo leads on sustainable finance, supporting the development of our positions on sustainable finance policy and helping members to implement regulatory requirements. He previously worked in PwC’s Financial Services Regulatory Insights team and as a consultant in KPMG’s financial risk management practice. He graduated from the University of Oxford with a BA in Modern History.

Michael Button

Senior Policy Manager - Real Economy

Michael leads on real economy policy work. He supports the development of our positions on real economy policy frameworks at the UK, EU and international levels and helps members to understand the implications for their wider activities. He joined us in 2022 having previously been Head of UNFCCC Climate Finance Negotiations for the UK COP 26 Presidency and held several international policy roles in the UK Civil Service.

Zoe Alipranti

Senior Policy Manager – UK

Zoe leads IIGCC’s UK sustainable finance work, supporting members on policy development and advocacy. Prior to joining IIGCC, Zoe was a Manager at the political consultancy Flint Global where she advised businesses on navigating the climate and sustainability policy and regulatory landscape across the UK and EU.

She also advised clients on the commercial implications of geopolitical developments, including previous international climate summits like COP26, COP27 and COP28. Additionally, she has worked at the think-tank Open Europe on EU politics. Zoe holds a BA in History and MPhil in Modern European History from the University of Cambridge.

Communications and Membership

Ross Gillam

Communications Director
Ross oversees all IIGCC communications and events with responsibility for promoting and protecting the reputation and profile of the organisation - its work, people and members. He

Callum Provan

Content Strategist
Callum leads our content strategy, an in-house journalist responsible for digital publishing across its online channels. Callum joined in June 2022 from Vodafone, where he spent six

Ellen Northrop

Digital Communications Manager
Ellen joined IIGCC in July 2024 and oversees the organisation's digital communications strategy, managing the member-focused website and newsletter. Ellen brings seven years of

Hannah Thomas

Events Officer
Hannah comes with a strong background in international development and events management. She holds an undergraduate and postgraduate degree in International Relations and Global

Isabella Ronca

Communications Manager - Net Zero Asset Managers initiative
Isabella leads communications for the NZAM initiative. She joined from Reuters, where she worked as a video producer for the news agency's German, Central European, and World feed.

Kritti Bhalla

Communications Officer
Kritti combines her background in business and technology journalism with expertise in policy development and analysis. She has worked closely with business leaders and investors,

Natasha Rutherford

Communications Manager - Climate Action 100+
Natasha has over five years of communications experience across leading energy brands, creative agencies and the third sector, with a particular interest in addressing the

Olivia Thornton

Senior Communications Manager
Olivia supports the delivery of IIGCC’s communications strategy across its programmes and initiatives, and is co-chair of the NZAM Communications Working Group. She was previously

Sam Collins

Senior Events Manager
Sam joined IIGCC in October 2022, and is responsible for the strategic development and delivery of IIGCC's in-person and online events. Graduating from Leeds University with a BA in

Sara Trett

Communications Officer
Sara supports work across IIGCC's content streams and marketing partnerships. She has four years of experience in sustainability communications working with some of the world's

Sarah Findlay

Investor Relations Manager
Sarah leads on pursuing new membership opportunities and driving deeper engagement with IIGCC's existing membership. Before joining in October 2023, Sarah previously worked in the

Tommaso Mazzanti

Media Relations Senior Manager
Tommaso joined in January 2025, to lead media relations at IIGCC with the aim to position the organisation as a thought leader by connecting its work on climate finance and policy

Ross Gillam

Communications Director

Ross oversees all IIGCC communications and events with responsibility for promoting and protecting the reputation and profile of the organisation - its work, people and members. He is currently co-chair of the communications working groups for both Climate Action 100+ and the Net Zero Asset Managers initiative. He also has interim responsibility for IIGCC's membership activities to support retention and recruitment. Prior to IIGCC, Ross was a Director at international PR agency, Instinctif Partners.

Callum Provan

Content Strategist

Callum leads our content strategy, an in-house journalist responsible for digital publishing across its online channels. Callum joined in June 2022 from Vodafone, where he spent six years across a variety of roles in its Global Enterprise and UK divisions. His time at COP26 in Glasgow sparked a curiosity which led him to IIGCC.

Ellen Northrop

Digital Communications Manager

Ellen joined IIGCC in July 2024 and oversees the organisation's digital communications strategy, managing the member-focused website and newsletter. Ellen brings seven years of experience in digital content and communications within the non-profit sector. Ellen holds both an MA and BA in English Literature from Newcastle University.

Hannah Thomas

Events Officer

Hannah comes with a strong background in international development and events management. She holds an undergraduate and postgraduate degree in International Relations and Global Development from the University of Leeds, with a particular focus on International Political Economy. 

Before joining IIGCC, Hannah worked at the World Resources Institute as a Communications and Events Coordinator, where she supported high-profile global events focused on food, sustainability, and climate action. She also brings valuable experience from the live music events industry, having managed and delivered a wide range of cultural and community-led events across the UK. 

Isabella Ronca

Communications Manager - Net Zero Asset Managers initiative

Isabella leads communications for the NZAM initiative. She joined from Reuters, where she worked as a video producer for the news agency's German, Central European, and World feed. With a bachelor's degree in development studies and a master's in digital sociology, she strives to craft compelling narratives that make sustainable finance accessible and effectively convey the impactful work of IIGCC and its Network Partners.

Kritti Bhalla

Communications Officer

Kritti combines her background in business and technology journalism with expertise in policy development and analysis. She has worked closely with business leaders and investors, translating complex topics into accessible reports.

Kritti holds an MSc in Media and Communications Governance from the London School of Economics and Political Science (LSE). Known for her motivation, proactivity, and dedication, she excels in crafting strategic communication plans, managing media relations, and coordinating events to promote IIGCC's mission. Kritti consistently goes above and beyond to deliver excellence in all her endeavours.

Natasha Rutherford

Communications Manager - Climate Action 100+

Natasha has over five years of communications experience across leading energy brands, creative agencies and the third sector, with a particular interest in addressing the 'communication challenge' facing the climate crisis.

Natasha graduated from Edinburgh University with a MA in English Literature.

Olivia Thornton

Senior Communications Manager

Olivia supports the delivery of IIGCC’s communications strategy across its programmes and initiatives, and is co-chair of the NZAM Communications Working Group. She was previously Communications Manager for Climate Action 100+, having joined IIGCC in March 2021. Before this, Olivia advised clients and cross-sector member initiatives across the energy and transport sectors with strategic communications. Olivia graduated from Durham University with a BA in History.

Sam Collins

Senior Events Manager

Sam joined IIGCC in October 2022, and is responsible for the strategic development and delivery of IIGCC's in-person and online events.

Graduating from Leeds University with a BA in Political Science, Sam then embarked on a career in events. Over the past fifteen years, she has worked in a variety of sectors including science, not-for-profit and festivals. 

Sara Trett

Communications Officer

Sara supports work across IIGCC's content streams and marketing partnerships. She has four years of experience in sustainability communications working with some of the world's leading corporates and financial firms. 

Sara joined IIGCC in June 2024. She holds a BA in English Literature and History from Queen Mary University of London and an MA in Linguistics from King's College London, where she published several research papers on language use in environmental work in Southeast Asia.

Sarah Findlay

Investor Relations Manager

Sarah leads on pursuing new membership opportunities and driving deeper engagement with IIGCC's existing membership.

Before joining in October 2023, Sarah previously worked in the Policy team at IGCC (one of IIGCC's network partners), working with Australian and New Zealand investors.

Tommaso Mazzanti

Media Relations Senior Manager

Tommaso joined in January 2025, to lead media relations at IIGCC with the aim to position the organisation as a thought leader by connecting its work on climate finance and policy to key narratives in the global news agenda. With extensive experience in strategic communications and a background as a producer for major international news outlets, Tommaso brings expertise in crafting impactful narratives on complex issues.

Prior to joining IIGCC, he served as Audience Engagement Manager at the Energy Transitions Commission, where he spearheaded digital communications, media outreach, stakeholder engagement, and comms campaigns for high-profile initiatives such as COP26, COP28, and NDC work.

Operations

Anthony Rigby

Head of Finance and Operations
Anthony joined IIGCC in November 2021. He is a Chartered Accountant with a wealth of expertise in managing financial systems and delivering effective finance solutions in both the

Daniel Barrett

IT Systems and Data Manager
Dan has over 20 years’ experience in technology and as a Microsoft Certified Professional. He brings extensive expertise in designing and developing custom solutions. At IIGCC,

Emma Green

Personal Assistant to the Senior Management Team
Emma joined us in October 2022, providing administrative support to the Senior Management Team and to the wider organisation on logistics, invoicing, recruitment and onboarding.

Emma Knight

Head of Development
Emma joined IIGCC in May 2024 to oversee the growing work of the Development team, and to progress and execute a fundraising strategy to support IIGCC’s mission and drive long-term

Jane Murray

General Counsel
Jane has over 20 years’ experience as both general counsel and business adviser across sectors and spent much of her career in venture capital focussed on telecommunications and

Liz Hammond

Head of Human Resources
Liz joined IIGCC in March 2025, focusing on the implementation of strategic people priorities. She works closely with the management team to attract and retain top talent while

Minty Buckingham

Senior Development Manager
Minty joined IIGCC in December 2024 to fundraise for IIGCC's global programme of work from a range of foundations. Minty has worked in grant fundraising throughout her career,

Natalya de Lance-Holmes

Senior HR Manager
Natalya joined in March 2022 to assist the organisation as it executes further plans for organisation growth at rapid pace. She provides HR support and advice to help build and

Nathalie Bergere

Senior Finance and Operations Manager
Nathalie covers IIGCC’s business operations and provides support on daily administration across the organisation. She joined IIGCC in 2019 having previously worked at EDF Trading

Rob Kenyon

Grants and MEAL Manager
Rob manages IIGCC's grant portfolio and leads our Monitoring, Evaluation, Accountability, and Learning (MEAL) work. He develops and manages systems that track IIGCC's progress,

Suzanne Owen

Finance, Planning and Analysis Senior Manager
Suzanne manages IIGCC’s grant reporting and long-term financial planning. Suzanne is a chartered accountant, who has specialised in financial planning and analysis for over 10

Anthony Rigby

Head of Finance and Operations

Anthony joined IIGCC in November 2021. He is a Chartered Accountant with a wealth of expertise in managing financial systems and delivering effective finance solutions in both the private and voluntary sectors. Anthony joined from a charity that supports young people to build confidence and develop employability skills, where he was responsible for various operational functions. Prior to his work in the charity sector, Anthony spent 12 years working in financial services, firstly at EY and then KPMG.

Daniel Barrett

IT Systems and Data Manager

Dan has over 20 years’ experience in technology and as a Microsoft Certified Professional. He brings extensive expertise in designing and developing custom solutions. 

At IIGCC, Dan’s role is to ensure our IT systems and data are accessible, accurate, and secure.  He has previously worked for prominent organisations including Penguin Random House, Nest Pensions, and the Civil Aviation Authority.

Emma Green

Personal Assistant to the Senior Management Team

Emma joined us in October 2022, providing administrative support to the Senior Management Team and to the wider organisation on logistics, invoicing, recruitment and onboarding. Prior to joining IIGCC, Emma spent six years managing production, logistics and operations in the fashion industry and has strong operational expertise. Emma graduated from the Royal Veterinary College with a BSc in Bioveterinary Sciences.

Emma Knight

Head of Development

Emma joined IIGCC in May 2024 to oversee the growing work of the Development team, and to progress and execute a fundraising strategy to support IIGCC’s mission and drive long-term financial sustainability.

Prior to IIGCC, Emma worked as Senior Philanthropy Lead at CDP, working across transformational funding with partners both in the UK and US to support global initiatives. Before moving into the climate sector in 2021, Emma gained extensive experience while generating income for Arts organisations and for Brighton and Hove’s Hospice.

Jane Murray

General Counsel

Jane has over 20 years’ experience as both general counsel and business adviser across sectors and spent much of her career in venture capital focussed on telecommunications and renewable energy. She has developed a number of start-ups and advises seed and early-stage businesses social impact space.

Liz Hammond

Head of Human Resources

Liz joined IIGCC in March 2025, focusing on the implementation of strategic people priorities. She works closely with the management team to attract and retain top talent while fostering a positive, supportive workplace culture.

Prior to joining IIGCC, Liz held senior HR roles in the financial services sector, most recently at an investment management organisation. 

Minty Buckingham

Senior Development Manager

Minty joined IIGCC in December 2024 to fundraise for IIGCC's global programme of work from a range of foundations. Minty has worked in grant fundraising throughout her career, primarily in the environment sector.

Prior to joining IIGCC, Minty worked as Business Development Manager at ClientEarth, securing funding from European foundations to support global environmental law initiatives.

Natalya de Lance-Holmes

Senior HR Manager

Natalya joined in March 2022 to assist the organisation as it executes further plans for organisation growth at rapid pace. She provides HR support and advice to help build and develop the best possible team at IIGCC. She is responsible for people priorities including recruitment, onboarding, development, as well as designing and embedding policies, structures and frameworks to enable the team to deliver their best work. She holds a Masters degree in Organisational and Social Psychology from the London School of Economics.

Nathalie Bergere

Senior Finance and Operations Manager

Nathalie covers IIGCC’s business operations and provides support on daily administration across the organisation. She joined IIGCC in 2019 having previously worked at EDF Trading Limited for over 18 years in various administrative and operational roles. Nathalie studied at Belle Beille University in France and holds a Bachelor's Degree in Foreign Language and Civilisation.

Rob Kenyon

Grants and MEAL Manager

Rob manages IIGCC's grant portfolio and leads our Monitoring, Evaluation, Accountability, and Learning (MEAL) work. He develops and manages systems that track IIGCC's progress, identify and communicate impact, and provide insights to facilitate organisational development. With 15 years of experience in the not-for-profit sector, Rob has held various roles across fundraising, business development, and grant-making functions, focusing on how philanthropic funding can maximise impact.

Suzanne Owen

Finance, Planning and Analysis Senior Manager

Suzanne manages IIGCC’s grant reporting and long-term financial planning. Suzanne is a chartered accountant, who has specialised in financial planning and analysis for over 10 years. After various finance positions at Lloyds Banking Group, in 2016 she decided to move into the non-profit sector. Among other roles, she spent 5 amazing years working on financial strategy at One Acre Fund in Rwanda,  which provides agricultural services to small-holder farmers to help build resilience for communities and the environment.