 Following a period as Marketing Director for Europe, VP of US Marketing and then of Worldwide Marketing based in Boston, he was appointed Senior VP and general manager of Europe, Africa and the Middle East (EAME) located in Brussels.He led the team which restored the EAME operation to profitability, following which he launched an unsuccessful management buyout resulting in his departure in 1992.Olisa then founded Interregnum, the technology merchant bank, leading it through its early growth, its entry into and exit from a joint venture with BDO Stoy Hayward, the AIM IPO in 2000.