Charterd finance analyst Chartered Finance Institute Virginia, 1967. Head research Nederl. Credietbank, Amsterdam, 1956-1963.
Security analyst Gordhandas Sunderdas & Company, Value Line, Equity Interest, New York City, 1963-1970. Investment adviser van Lanschot, 's-Hertogenbosch, 1970-1976. Investment manager pension fund Akzo, Arnhem, Netherlands, 1976-1982.
Consultant economics, Arnhem, since 1982. Director EFFAS, Paris, since 1973, secretary general 1989. Senior advisor to the board Bank Mees Hope, Amsterdam, 1987-1992.
Speaker, chairman national and international conferences. Contributor articles to professional journals. Treasurer, relious organizations.
Chairman educational organizations. Advancement chairman Boy Scouts American, Ossining, New York, 1967-1970.
- Head research Nederl. Contributor articles to professional journals. Chairman educational organizations.