Marc Vael received his MA in Applied Economics in 1989 from the University of Antwerp, and another MA in Information Management in 1990 from the University of Hasselt, and a master-doctorandus degree in applied economics and ICT in 1991 from the Katholieke Universiteit Leuven. He later received certificates in systems auditing, risk and information systems control et al.
In 1997 Marc started to lecture as Guest Professor at the Antwerp Management School, and since 2004 also at the Solvay Brussels School of Economics and Management. In 2010 Marc was appointed chief audit executive at Smals and also deputy member of the Flemish privacy commission. In 2012 Marc was appointed as member of the Permanent Stakeholder Group of ENISA.
In 2012 Marc was elected international vice-president and became a member of the board of ISACA where he was responsible for knowledge management. The same year he was also elected Fellow van het Hogeheuvelcollege (2012), University of Leuven.