Sound Talent Group co-founder and agent Dave Shapiro died in a plane crash in San Diego, Calif. on Thursday morning, per the National Independent Talent Organization (NITO). A founding member of NITO,

Groundbreaking music executive Dave Shapiro has died in a San Diego plane crash. He was 42. The music agency Sound Talent Group confirmed Shapiro died in the crash.

Tributes were pouring in across social media Thursday for music agent Dave Shapiro and drummer Daniel Williams, who were both believed to be involved in the deadly plane crash in a Murphy Canyon neighborhood.