Russell Simmons

Def Jam co-founder. Rush Communications. Pioneered hip-hop as mainstream business.

Before hip-hop had a business model, Russell Simmons built one—co-founding Def Jam with Rick Rubin in 1983 and transforming a Queens basement operation into the genre's first true power structure. His early instinct to sign LL Cool J as a teenager proved prophetic, anchoring the label with an artist who'd define the 1980s while Simmons himself became the executive who proved rappers weren't just performers but marketable entities. Managing his brother Run-DMC gave him an insider's leverage within the culture itself, while simultaneously building the empire that would later sign Rakim, Public Enemy, and the Beastie Boys. Simmons didn't just make records; he made hip-hop legible to corporate America, though that same move would spark decades of debate about selling out versus scaling up. His fingerprints remain on every major-label rap deal that followed.