Marcel Koebeli (pictured), head of securities sales at Goldman Sachs in Switzerland, has left the US investment bank. SRP confirmed that he is set to join Barclays in Switzerland. Koebeli, who resigned from his role last week, reported to Philip Holzer, head of securities for Germany, Switzerland and Austria and replaced Stefan Bollinger , who moved at the time to head the bank's pan-Asian private investor product group business. Koebeli's responsibilities will be taken over by Laurent Marmy,