Another returning name is Rob Hale, who was also a minority owner. He is the founder and CEO of Granite Telecommunications. He was complimentary of Chisholm after the sale was announced a few months ago and has been a known Celtics co-owner throughout the sales process.

The Boston Celtics have a new owner, and there's one thing that isn't going to change at the NBA's most-decorated franchise. “Coming in second is not the objective, and it’s not acceptable,” private equity mogul Bill Chisholm said Tuesday after taking control of the team from Wyc Grousbeck.

The sale of the Boston Celtics has been finalized. An investor group led by private equity mogul William Chisholm took control of the NBA’s most-decorated franchise from a group led by Wyc Grousbeck that had owned the team since 2002.