IMEMS is managed on a day to day basis by its Co-Directors, Prof. Raluca Radulescu and Professor Björn Weiler (History and Welsh History, Aberystwyth) and the staff of the Strategic Alliance Office.
Policy is set by the IMEMS Management Board. This consists of the Co-Directors, the Head of the Strategic Alliance Office, the Deputy Head of the Strategic Alliance Office and two other representatives.
The Management Board meets quarterly.
IMEMS has an international advisory board chaired by Professor Lori Anne Ferrell of the Claremont Graduate University and includes, Professor Ann Hughes, Keele University; Professor Catherine McKenna, Harvard University; Professor Clare Lees, King's College London; Professor Dafydd Johnson, Centre for Advanced Welsh and Celtic Studies and Professor Philippe Vendrix, Université François-Rabelais de Tours.