William Chisholm is the Celtics' new governor, with Aditya Mittal and Wyc Grousbeck named alternate governors.

William Chisholm purchased a controlling stake of the Celtics at a $6.1 billion valuation / Peter Casey-Imagn Images On Thursday, private equity director William "Bill" Chisholm became the newest ...

An investor group lead by low-profile private equity honcho William Chisholm made headlines Thursday by agreeing to buy the Boston Celtics in a deal worth an estimated whopping $6.1 billion.

CHISHOLM, WILLIAM (12 August 1825 – 10 January 1908) was an industrialist who pioneered processes to make screws, nails, other fasteners, and shovels. He was the brother of HENRY CHISHOLM who was one of the principle figures in the creation of Cleveland’s iron and steel industry.,

Chisholm, a Massachusetts native and lifelong Celtics fan, reached a tentative agreement in March to purchase the franchise for $6.1 billion, which set a record at the time as the largest amount ever paid for a North American sports team. That number has since been exceeded by the sale of the Lakers for $10 billion.

The Boston Celtics are in the process of transitioning ownership as new owner William Chisholm takes over the franchise. The sale is set to be finalized within