What does IESE stand for?

What does IESE mean?

IESE	Improvement and Efficiency South East (UK) Community
IESE	Industrial Engineering and Systems Engineering Academic & Science » Academic Degrees
IESE	Ice Extent in the Strata, East Academic & Science » Ocean Science
IESE	Instituto de Estudios Superiores de la Empresa International » Spanish
IESE	Institute of Earth Science and Engineering (New Zealand) Academic & Science » Universities