Joel Greenberg

About Joel Greenberg

Greenberg is a cofounder of Susquehanna International Group, one of Wall Street's largest and most successful trading firms.

Greenberg met Jeff Yass, his billionaire cofounder, at SUNY Binghamton in the late 1970s.

A lawyer educated at Columbia University, Greenberg served as Susquehanna's chief operating officer after cofounding the firm in 1987.

Susquehanna has invested in hundreds of private companies globally, including TikTok parent ByteDance, its most valuable holding based on Forbes reporting.