Benjamin C. Weston was named global head of alternative investments at the Abu Dhabi Investment Authority.
The position is new, fund spokesman Erik Portanger said. Based in Abu Dhabi, Mr. Weston will report to Khalifa Almheiri, executive director of the alternative investments department.
Mr. Weston was CEO of Helvetica Wealth Management Partners, which is partially controlled by the state of Qatar and Credit Suisse. Helvetica officials could not be reached for information about Mr. Weston's replacement.
ADIA, which is one of the largest sovereign wealth funds globally, does not reveal the size of the fund. However, according to the Sovereign Wealth Fund Institute, ADIA's total assets are estimated to be about $620 billion.