Loading All 0 - 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Letter S Omar Sefiani Treasurer , African Development Bank Mohamed Sharaf Treasurer, ISDB Neil Shearing Group Chief Economist, Capital Economics Atul Sodhi Global Head of Debt Capital Markets, Credit Agricole CIB Sir Robert Stheeman Chief Executive UK, Debt Management Office Markus Stix Managing Director, Austrian Treasury