Esra Tat is the Executive Director of Zero Waste Europe. She leads the organisation’s strategic development, supports its member organisations, and represents it at both European and global levels to promote zero waste models worldwide.

Martin A. Noorkõiv is a partner at Strateon Social Impact Consulting and a seasoned social change consultant. With +15 years of experience in civil society, academic leadership and strategic governance.

Nathan Dufour is a Reuse Systems Manager at Zero Waste Europe (ZWE). European coordinator of the ReuSe Vanguard Project (RSVP) since 2021, Nathan has been leading ZWE's pioneering work to create the conditions for mainstreaming the adoption and harmonisation of packaging systems for reuse across Europe, with a special focus on cities.

Triin Vihalemm is Professor of Communication Research at the University of Tartu. Her work includes strategic communication, designing social change programmes and researching social change processes. A significant part of her over hundred scientific articles and book chapters deal with transition processes in society.

Anastasiia Martynenko is a Circular Economy Research and Training Coordinator at NGO Health Care Without Harm Europe. She is leading on organization's educational activities, supporting the implementation of practical projects to reduce waste and toxicity in healthcare, as well as strengthening organizations' collaboration with the academic partners.

As a Deputy Mayor of Tallinn, Margot is responsible for Entrepreneurship, Innovation, the Circular Economy, and Tourism in Estonia’s capital city. Tallinn is committed to becoming a zero-waste city and a European leader in sustainable urban innovation. She leads strategic initiatives that advance circular economy, sustainable tourism and climate-smart development.

John Waldron is Policy and Public Affairs Manager at Action on Smoking and Health (ASH) in the UK. With over seven years’ experience in tobacco control, John leads ASH’s policy work with local government and the National Health Service and plays a central role in its national campaigning activity.

Mayri Tiido is an expert trainer with over a decade of experience, specialising in the circular economy and pitching. She has delivered trainings, consulting, and mentoring for businesses, lectured at the Estonian Academy of Arts, and co-founded Materjalivoog, a B2B marketplace for sustainable use of excess manufacturing materials.

Margit Keller, PhD, an Associate Professor of Social Communication at the University of Tartu has been teaching students and researching possibilities of reshaping people’s everday habits to catalyze social change for over 25 years. Currently she is coordinating a team of University of Tartu and Taltech researchers to look into the beauty and pain of Just Transition of Ida-Virumaa (North-East Estonia, where the oil shale mining and energy production of Estonia is located).

Kädi Ristkok is the CEO of the Estonian Cleantech Association and previously headed the Climate Policy Department of the Ministry of the Environment. She has extensive experience in systemic change and climate policy implementation. Her strength is the ability to link ideas generated in workshops with national and European strategic goals.

Carolin Aas is a sustainability specialist and works in the finance department of the Estonian Cleantech Association. Her focus is on linking environmental goals and business logic, which is necessary for the successful implementation of industrial symbiosis and the circular economy.

Kädi Eelmaa is the Head of the Circularity Department at Tallinn Circular Economy Centre, fostering repair culture, enhancing the city’s reuse capacity, and developing practical circularity hubs across the city. She co-leads the transformation of former waste centres into upgraded circularity centres and the creation of new ones, driving systemic change that makes circular living approachable and engaging for communities.

Gaili Eding is the Head of Marketing and Communications at Tootjavastutusorganisatsioon OÜ, a packaging collection and recycling organisation. She is passionate about educating people about sorting waste. This is one way to encourage people to make more environmentally friendly choices in their everyday lives.

Soile-Maria Linnemäki is an experienced professional in the circular economy and community building. She currently serves as the Manager of Yhteinen Pöytä (Shared Table) at the City of Vantaa, Finland.

Meeri Mäkimattila is a social policy expert (MSSc) and community worker at Yhteinen Pöytä in Vantaa, Finland. She works and facilitates collaboration in cross-sectoral food aid networks, supporting agency and participation in local communities to foster wellbeing and sustainable development.

Daniel Hofnung was a civil engineer (now retired) in the town of Ivry-sur-Seine - Paris suburb - where there is the biggest waste incinerator in Europe (700.000 t of waste burnt in a year). He has helped to create the organisation Collectif 3R (Reduce, Reuse, Recycle). He has contributed to the pollution monitoring around this big plant, creating evidence that there is no clean incineration.

Johanna Liipola is a Senior Advisor at Turku University of Applied Sciences, combining design, engineering, and systems thinking. With over 20 years of international experience, she brings creativity, technical insight, and a bold, curious mindset to circular economy development. Johanna specializes in textile circularity, focusing on raw material collection, reuse, upcycling, and waste legislation. She integrates design and systems thinking into sustainable business models and RDI activities.

Inka Mäkiö is a service designer and circular economy expert. She is focused on systems thinking, shared understanding and co-creation. She has been working over 10 years for Finnish circular textiles network Telaketju, first developing sorting of post-consumer textile waste, recycling opportunities and education of textile field in Finland and continuing to finding new opportunities in clothing as a service, increasing textile reuse and decreasing consumption.

Elis Paemurd is the Head of Media and Communication at the European Commission Representation in Tallinn. Her main task is to hold media relations and to facilitate communication of EU policies and priorities to the Estonian audience. Commission Representation acts as a liaison between the Commission and stakeholders in Estonia, providing political and economic information to the Commission, and promoting EU policies to Estonian public and media.

Riin Saluveer is the head of Political Reporting team at the European Commission Representation in Tallinn, helping with policy analysis, gathering intelligence, and reporting on political developments in Estonia. Commission Representation acts as a liaison between the Commission and stakeholders in Estonia, providing political and economic information to the Commission, and promoting EU policies to Estonian public and media.