Doll, who also joins the firm’s Executive Management Committee, succeeds Jeffrey M. Peek, 54, who decided to leave the firm.
As part of a new management structure, Doll will report to Michael Marks, 59, who will become chairman of MLIM while retaining his responsibilities as the London-based executive chairman of the company’s Europe, Middle East and Africa (MLEMEA) region.
Doll joined Merrill Lynch in June 1999 as chief investment officer for equities for MLIM Americas. He was named co-head of MLIM Americas in November 1999 and global CIO earlier this year. In addition to his new role as president of MLIM, he will continue to serve as global CIO.
Prior to joining Merrill Lynch, Doll was chief investment officer of OppenheimerFunds.
Doll has an MBA degree from The Wharton School at the University of Pennsylvania and was graduated from Lehigh University with bachelor’s degrees in accounting and economics. He is both a certified financial analyst and a certified public accountant.