President (2024-2025): Olivier De Clerck, Phycology Research Group, Ghent University, Gent, Belgium 

Vice-President/President-Elect (2024-2025): Mariana de Oliveira, Instituto de Biociências, Universidade de São Paulo, São Paulo, Brazil 

Past-President (2024-2025): Fabio Rindi, Dipartimento di Scienze della Vita e dell’Ambiente, Università Politecnica delle Marche, Ancona, Italy 

Secretary (2024-2026): Maggie Reddy, School of Biological and Chemical Sciences, University of Galway, Ireland

Treasurer (2021-2024): Tim Nelson, Biology Department, Seattle Pacific University, Seattle, Washington, USA

Other Members of the Executive Council

Joe Zuccarello (Editor-in-Chief, Phycologia 2024-2025): School of Biological Sciences, Victoria University of Wellington, Wellington, New Zealand

Joe Zuccarello (IOC Chair 2022-2025): School of Biological Sciences, Victoria University of Wellington, Wellington, New Zealand

Other Elected Members of the Board: Marco Cantonati, Pilar Diaz-Tapia, Lawrence Liao, Milagrosa Martinez-Goss, Judy Sutherland, Kirsten Mueller, Maren Preuss