Stéphan Haulon defended his PhD-thesis in Biomaterial research in 2002. In 2006 he was appointed Professor of Vascular Surgery at Lille University, and in 2017 chairman of the Aortic Centre at Marie Lannelongue, Groupe Hospitalier Paris Saint Joseph, Paris Saclay University.
Stéphan's main interest is in aortic surgery, particularly the endovascular treatment of thoraco-abdominal and arch aneurysms.
He is co-director of the Paris Vascular Insights meeting, of the Critical Issues in Aortic Endografting Expert Symposium, and of the annual Charing Cross Symposium.
He was elected councillor of the ESVS and of the French SVS, and is a SVS member. Finally, Stephan was the president elect of the ESVS for 2019-2020.