Years on Def Jam: 1997-2007
Signature Def Jam Song: "I Just Wanna Love U (Give It 2 Me)" (2000)

Even without his seminal classic Reasonable Doubt included, Sean Carter is the most efficient hitmaker ever on Def Jam. His Def Jam run included 9 straight platinum albums over 9 years and ended with him becoming the CEO of the company.