Millennium Bolsters CIO Office Leadership With Mazzella, Santoro

Millennium Management is expanding its top leadership team, which is currently dominated by former Goldman Sachs Group Inc. executives, by bringing aboard two of its trading heads.

Rich Mazzella, the global head of fixed income and Pete Santoro, global co-head of equities, will join the office of the chief investment officer the multistrategy investment giant created more than three years ago, people with knowledge of the matter said, asking not to be identified discussing private information.