Julius Baer Group Ltd., Switzerland's third-largest wealth manager, appointed Nic Dreckmann as chief operating officer and simplified its regional divisions to improve efficiency. Dreckmann, who oversaw the three-year integration of Merrill Lynch wealth units acquired from Bank of America Corp. in 2012, starts his new role on Aug. 1, replacing Gregory Gatesman, who will return to the U.S., the Zurich-based company said in a statement on Tuesday.