C.E.O., known in Europe as A IV Network$ , is a business simulation game developed by French studio ERE Informatique and Japanese studio Artdink. It is an international version of A-Train IV, which was originally released on Japanese computers. C.E.O. was published by I-Motion in North America and Infogrames Multimedia SA in Europe for MS-DOS in 1995. A CD-ROM version was also released with full-motion video cutscenes featuring James Coburn.