Museums – long lasting cooperation:
– Museum of the Origins of the Polish State in Gniezno
– Museum of the First Piasts on Lednica 
– National Museum of Agriculture and Agricultural-Food Industry in Szreniawa
– Museum of Natural Environment and Hunting in Uzarzewo
– The Gorka Castle Museum in Szamotuły

Government administration:
– Ministry of Culture and National Heritage
– National Heritage Board of Poland
– National Science Centre
– National Institute of Museology and Collections Protection

Foundations:
– Adam Mickiewicz University in Poznań Foundation
– Patrimonium Foundation
– Foundation “Rodem z Polski”
– Polish-German cooperation foundation
– Greater Poland Museum’s Foundation
– Poznań Artistic Foundation

Universities and Institutes:
– Institute of Prehistory, Adam Mickiewicz University in Poznaniu
– The Institute of Archaeology and Ethnology PAN- Instytut Historii UAM w Poznaniu
– Intitute of Anthropology, Adam Mickiewicz University in Poznaniu 
– Institute of Eastern Studies, Adam Mickiewicz University in Poznaniu
– Institute of Oriental Philology, Jagiellonian University in Cracow
– Institute of Archaeology, Warsaw University
– Institute of Archaeology, Rzeszów University 
– Institute of Archaeology, Łódź University 
– Institute of Systematics and Evolution of Animals, Polish Academy of Sciences in Cracow
– Institute of History, Zielona Góra University 
– Department of History of Education, Adam Mickiewicz University in Poznań 
– Institute of Fine Arts, Adam Mickiewicz University in Poznań 

Associations:
– Poznań Society of Friends of Sciences
– Poznań Prehistoric Society 
– Polish Numismatic Society 
– Polish Scientific Association of Archaeologists
– Association Aurea Tempora
– Egyptological Society
– Association of Artifact Conservation,  Poznań branch
– Society for the Protection of Monuments, Poznań branch
– Heraldic and Genealogical Society

Local government:
– Słupca county
– Lądek municipality
– The City of Śmigiel
– Kamieniec municipality

Other:
– Polish Committe ICOM
– Archaeological Expedition„Łekno” – Institute of History Adam Mickiewicz University in Poznań
– State Archive in Poznań
– The Kórnik Library of the Polish Academy of Sciences
– The Royal-Imperial Route in Poznań – TRAKT
– Polish Centre of Mediaterranean Archeaology Warsaw University 
– The Centre for Senior Citizens Initiatives