Doctor of Economics and Social Sciences, Sydney University. Doctor of Economics and Social Sciences, University Fribourg, Switzerland.
Manager Inverko GmbH & Company KG, Dusseldorf, Germany, 1970. Head office Siemens AG, Cali, Medellin, Colombia, 1978, business administration international operations Munich, 1982. Head business administration Siemens S.A., Bogota, Colombia, 1985, head Colombia, 1991, board member Caracas, Venezuela, 1994, Andres Region, Peru, 1995, Ecuador, 1995, president power transmission and distribution group, 1996, member corporation executive committee, since 2000.