Todd Bitzer was named head of U.S. institutional sales at Aviva Investors.
Mr. Bitzer replaces Timothy Jenkins, an Aviva spokeswoman said. Mr. Jenkins joined Ashmore Investment Management as institutional business development executive, according to Ashmore's website.
At Aviva, Mr. Bitzer will report to Thomas Meyers, executive director and head of Americas client solutions.
Mr. Bitzer was senior investment director at Legal & General Investment Management America. Information on his replacement could not be immediately learned.