Singapore’s probe into a multibillion-dollar financial scandal touched Goldman Sachs Group Inc. for the first time on Friday as its central bank said it was planning to ban the Wall Street firm’s former top executive in Southeast Asia from operating in the city-state’s financial system for 10 years.
The executive, Tim Leissner, was Goldman’s point man on deals involving Malaysian state investment fund 1Malaysia Development Bhd., or 1MDB. The Monetary Authority of Singapore, the central bank, announced the proposed ban on…