Joe Mazzulla is sticking around Causeway Street for the foreseeable future.

The Celtics announced Friday that they had signed the NBA championship-winning head coach to a multi-year contract extension.

In a team-released statement, Mazzulla said the extension is “truly a blessing.”

“I would not be here without my faith, my wife, and my children,” he said. “We are thankful for the partnership with our ownership groups, Brad (Stevens)’s mentorship, and the support of our staff. Most importantly, I am grateful for the players I have been able to coach the past three seasons. I look forward to competing for the Celtics and the city of Boston.”

The 37-year-old Mazzulla, who was elevated from his previous role as a Celtics assistant just before the 2022-23 season, owns a career head-coaching

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