ISEC 2026 – Early Bird Registration by 16 February

The 4th International Sustainable Energy Conference – ISEC 2026 is approaching fast. From 14–16 April 2026, Graz will once again become a hub for international dialogue on renewable heating and cooling in integrated urban and industrial energy systems.

Early Bird Registration is open until 16 February 2026. Take advantage of reduced fees and secure your place at ISEC 2026.

An exciting conference programme is now available online, featuring more than 20 thematic sessions, high-level keynotes, interactive workshops and numerous networking opportunities.

You can explore the full programme on our website:
https://isec-conference.at