Vistra, a provider of advisory and administrative support to fund, corporate, capital markets, and private wealth clients, has hired Marlyn Ramirez as director, real estate fund operations, U.S. She joins Vistra with 20 years’ experience in real estate fund accounting, investor reporting, fund returns and investment management accounting systems implementation. Prior to joining Vistra, she was a senior consultant for Yardi Global Services’ PSG Investment Management team.