Theresa Tan joined Pacific Investment Management Co. as executive vice president, head of South Asia client management and head of the firm's Singapore office.
Ms. Tan replaces Abhi Shroff in that role, a PIMCO spokeswoman confirmed Monday.
Mr. Shroff left PIMCO in mid-2019 to become head of Asia institutional business at Dimensional Fund Advisors.
Ms. Tan will lead PIMCO's institutional business in Singapore and the firm's broader client engagement in Brunei, India, Indonesia, Kazakhstan, Malaysia, Pakistan, Philippines, Singapore, Thailand and Vietnam, a news release said Monday.
Ms. Tan joined PIMCO from Wellington Investment Management's Singapore office, where she served as head of the global relationship group for Southeast Asia.
A spokeswoman for Wellington declined comment.