The Management Science, Information & Technology department represents three domains of activity, both in education and research :

- Management Science (optimization and simulation)
- Statistics
- Information Systems and Technology Watch

The department is active in all the Groupe HEC institutions : the HEC School, the ISA-HEC MBA program, the Doctorate program and HEC Management.

The department has also developed two master's programs :

- Master's program in "Marketing Intelligence", in association with the Marketing department.
- Master's program in "Information Systems Management", in association with the Ecole des Mines de Paris.