Before launching Murder Inc. in New York City in 1998, Gotti worked as an A&R at Def Jam, where he helped bring DMX, Jay-Z and Ja Rule to the label. Under the moniker DJ Irv, he produced the song “Can I Live” from Jay-Z’s 1996 debut, Reasonable Doubt.

Irv Gotti, a music mogul who founded Murder Inc. Records and was behind major hip-hop and R&B artists such as Ashanti and Ja Rule, has died. He was 54.

Irving Lorenzo Jr.—known to the music world by his professional name, Irv Gotti—has died. Through his work, first for Def Jam Records, and then as the co-founder (with his brother Chris) of Murder Inc.