Since 1989 the Polish Neuroscience Society (PNS) has been a member society of the Federation of European Neuroscience Societies (FENS), and since 1992 it has been a member of the International Brain Research Organization (IBRO). In 2007, PNS joined the European Coalition for Biomedical Research (ECBM) and accepted an invitation to access the Polish Brain Council (PBC). In 2015, Prof. Małgorzata Kossut was elected a vice-president of PBC.
PNS members were elected to the following FENS Commitees:

Leszek Kaczmarek
Programme Committee Member
(2006-2008)

Ewelina Knapska
Calvi Network of Excelence Member
(2018-2022)

Małgorzata Kossut
Communication Committee Member
(2012-2016)

Elżbieta Pyza
Communication Committee Member
(2016-2020)

Ryszard Przewłocki
Chair Schools Programme Committee
(2010-2014)

Krzysztof Turlejski
Committee on Animals in Research (CARE) Committee Member
(2012-2016)

Daniel Wójcik
Committee of Higher Education and Training (CHET) Committee Member
(2018-2020)

Jolanta Zawilska
Network of European Neuroscience Schools (NENS) Committee Member
(2006-2016)