Mazzulla's performance, coupled with the team's decision to part ways with Udoka, saw him land the gig on a full-time basis. He led the Celtics to a championship in 2024 and has amassed a 182-64 regular-season record over his first three seasons, with a 33-17 record in the postseason.

Boston Celtics president Brad Stevens has said throughout the offseason that that team wanted Joe Mazzulla to be its coach for a long time.

The Boston Celtics announced a new contract extension for head coach Joe Mazzulla, though exact terms were not disclosed.