The Boston Celtics now officially belong to Bill Chisholm. The investor group led by the Chisholm has completed its acquisition of the majority control of the franchise, the Celtics announced Tuesday.

The Celtics officially announced the sale of the team to Bill Chisholm’s group and explained how Wyc Grousbeck fits into the new ownership structure.

The ownership group led by Bill Chisholm has officially taken control of the team, and circulated a release to that effect with the team Tuesday.