Dennis Simmons was named executive director of the Committee on Investment of Employee Benefit Assets, said Aaron Marks, CIEBA spokesman.
Mr. Simmons began on Monday and replaced Ray Kanner, who had been acting executive director since the June 30 retirement of Deborah Forbes.
Mr. Kanner will continue for a short time assisting in the transition, Mr. Marks said.
Mr. Simmons was previously a principal in Vanguard Group's international legal team.
CIEBA is a nationally recognized forum for corporate pension plan sponsors on fiduciary and investment matters, and comprises more than 100 of the largest U.S. corporate pension funds with $2 trillion in retirement plan assets.