GREEN DAYS 2025: The international B2B event at Pollutec Lyon
From October 7 to 10, 2025, whithin Pollutec, the leading trade show for the environment and energy sectors, you’ll find the GREEN DAYS: four days dedicated to international business meetings, conferences and networking opportunities.
Why should you take part in GREEN DAYS 2025?
With over 2,000 exhibitors and 51,000 visitors from more than 110 countries, Pollutec is Europe’s biggest trade show dedicated to the environment and energy. In this context, the GREEN DAYS represent a unique opportunity for :
- Access new international markets and identify innovative technologies.
- Find partners for commercial or European projects.
- Increase your visibility and promote your expertise to key players.
Find out more about Pollutec LINK
Main themes and program
The major themes of the 2025 edition include theenvironment,energy, sustainable innovation, ecological transition and business internationalization.
B2B meetings are pre-validated bilateral meetings lasting around 20 minutes, based on participants’ profiles, technological and/or commercial offers and requests, partner searches for European projects…
Sectors concerned
GREEN DAYS is specifically dedicated to stakeholders in the following sectors:
- Renewable energies and energy efficiency
- Water management and waste treatment
- Green chemistry and environmental engineering
- Sustainable mobility and clean technologies
- Equipment and services for the ecological transition
Who attends Green Days?
The event brings together a wide range of profiles: manufacturers, startups, research laboratories, local authorities, institutional bodies and technology solution providers. In 2023, over 700 participants from 48 countries took part in the event, generating 1,800 qualified bilateral meetings.
Practical information
- Dates: October 7 to 10, 2025
- Location: Pollutec – Eurexpo Lyon, Hall 4 – stand K0410
- Price: Participation free of charge (co-financed by the CCI Auvergne-Rhône-Alpes and the European Commission via the Enterprise Europe Network). Please note that there is an admission charge for Pollutec.
Don’t miss this opportunity to develop your international partnerships, explore new collaborations and boost your business at the heart of Europe’s biggest environment and energy show.
Salomé KOWALSKI, Industry Advisor CCI Haute-Savoie
