Connecting the world and beyond

ITU-WBA webinar on Greening Digital Companies 2026 - Speaker biographies

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Opening and closing remarks, report findings, and moderator

Mr​ Alejandro Guarin, Head of Benchmarks and Insights, WBA​

Moderator and closing remarks



​Alejandro is the Head of Benchmarks and Insights at WBA and is responsible for maintaining and developing WBA’s capabilities for benchmarking and benchmark-based insights products, ensuring that WBA insights and data are useful – and used – to assess the contribution of companies towards a fairer and more sustainable world. Alejandro has experience in research, advocacy, and policy engagement at the global level and in countries across Africa, Asia, Latin America, and Europe.

Before joining WBA in 2024, Alejandro led the food systems team at the International Institute for Environment and Development (IIED) in London for 8 years. Before that he was a senior researcher at the German Development Institute in Bonn, and a consultant for FAO. He has a PhD in geography from the University of California, Berkeley, and studied biology at the National University of Colombia.

Ms Pernilla Bergmark, Head of Institutional Research and Partnerships, WBA

Opening remarks



Pernilla Bergmark is the Research Lead for the Financial System Benchmark since September 2023. In this role, she is responsible for ensuring the development of high-quality benchmarks and insights covering banks, asset managers, asset owners and insurers. Pernilla is passionate about corporate accountability and finding ways to accelerate the transition to an inclusive society within planetary boundaries. Before joining WBA, Pernilla spent her career in the digital sector, most recently as the principal researcher for ICT sustainability impacts at Ericsson, where she conducted peer-reviewed research and led standardization on topics connected to assessments of sustainability aspects, in particular focusing on climate and other environmental topics.

As a standardizer Pernilla has been very active in bodies such as ITU, ISO, ETSI and led methodology development for LCA, avoided emissions, smart sustainable cities, net zero and decarbonization trajectories. Besides her role in WBA, Pernilla Bergmark is a research fellow at Exponential Roadmap Initiative, member of the SBTi technical advisory group and a board member of academic research programs. She is also an experienced keynote speaker and panelist.​


Ms Rosie McDonald, Climate Change Officer, BDT, ITU


Presentation of report findings 



​Dr Rosie McDonald is a Climate Change Officer within the ITU’s Telecommunication Development Bureau, a UN specialised agency for digital technologies. Her work focuses on climate change, green digital transformation, early warnings, and circular electronics. Her role involves developing and managing projects, conducting research and data analysis, developing tools, and providing capacity building to Member States to address environmental challenges. Under the UN Early Warnings for All (EW4All) Initiative, she is a country manager and leads the coordination efforts for the EW4All AI Group.

Prior to ITU, she worked in the science and technical branch of the Secretariat of the Basel, Rotterdam and Stockholm (BRS) Conventions, and was also a modeller for the land use, land use change and forestry (LULUCF) sector of the UK national greenhouse gas inventory. She holds a PhD in Environment Sciences from the UK Centre for Ecology & Hydrology and an MSc in Environmental Protection and Management from The University of Edinburgh (UK).

​Ms Ilayda Tenim, Research Analyst, WBA


Presentation of report findings 


Ilayda joined WBA as a Reseaerch Analyst in September 2024.

 Prior to joining WBA, Ilayda worked at Global Water Intelligence as a Research Analyst, conducting research on the water industry and collecting data on utilities and companies in the Middle East. During her studies, she interned as a Sustainability Consultant, focusing on ESG data analysis and assessing low-carbon transition strategies of Japanese companies.

 Ilayda holds an International Joint Master's degree in Industry Dynamics and Sustainability from University of Glasgow, University of Barcelona, and Kyoto University.

​​Panel discussion

Mr George Kamiya, Director of Climate Insights, GSMA


​​​George Kamiya is the Director of Climate Insights at the GSMA, providing strategic advice and analysis on energy, climate, and circular economy to support the mobile industry’s transition to net zero. He is the lead author of “Rethinking Mobile Phones: The Business Case for Circularity” and the GSMA’s annual Mobile Net Zero report.

Prior to joining the GSMA in 2023, he worked for the International Energy Agency (IEA/OECD) for eight years, leading the agency’s modelling and analysis on digitalisation (including data centre energy use), critical minerals demand, and tracking clean energy progress. While at the IEA, George published several early studies on the environmental impacts of digital technologies and services, including streaming video, bitcoin, and AI. He has also co-authored reports for the European Commission Joint Research Centre and UN Trade and Development.

George is also a Visiting Fellow at Reuben College, University of Oxford. He recently served as an Associate Editor for the Journal of Industrial Ecology’s Special Issue on Environmental Impacts of the Digital Economy, and has guest lectured on the environmental impacts of AI at Mila, McGill, TU Berlin, and Climate Change AI.

George has a BSc in Marine Biology and a Masters in Resource Management (Energy and Transport) and has also worked on environmental management and policy at the Government of Canada and the Vancouver Airport Authority.

Mr Seth Ayers, Global Lead, Digital Resilience and Sustainability, The World Bank​

​Seth is the Global Lead for Digital Resilience and Sustainability in the Digital Transformation Vice-Presidency at the World Bank. It aims to reduce the environmental footprint and strengthen the resilience of digital infrastructure, as well as leverage digital technologies for climate action. Previously, Seth worked on digital identification and civil registration systems with the World Bank's ID4D Initiative, which supports over 50 countries and informs more than $2 billion in financing. Before joining the World Bank, Seth was the Standards Program Manager for IDEMA, a trade organization representing the $35 billion disk drive industry.

Mr Chris Adams, Director of Technology and Policy, The Green Web Foundation​



​​Chris Adams is the Director of Technology and Policy at the Green Web Foundation, a non profit focussed on reaching a fossil free internet by 2030, and has spent the last 15 years as an environmentally focussed tech generalist, working as a user researcher, product manager, developer, sysadmin and UX designer.

He is a contributing editor to the Ars Electronica award winning Branch Magazine, an invited expert at the W3C Sustainable Web Interest Group, the policy chair of the Green Software Foundation, an industry body comprised of non profits and some of the largest names in the tech world, including Microsoft, Thoughtworks, Google, Github and others.

He is also the host of the Environment Variables podcast, where he interviews experts in the field of digital sustainability. He lives in Berlin, Germany.
Mr Léandre Godefroy, Head of International, Ekho



​​Léandre is a development economist by training, with experience working across Egypt, Ghana and Morocco. After several years contributing to digital and data development initiatives across Africa, he shifted his focus to the digital infrastructure behind these solutions. He is now Head of International at Ekho, an ESG & climate consulting firm specialising in telecoms and digital infrastructure.​

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