BillionaireNet
Chisholm
William Chisholm
Rank #1273
UNITED STATESFinance & InvestmentsPrivate equity

William Chisholm

Net Worth
$3.179B
0% (24h)
William "Bill" Chisholm is a 56-year-old private equity executive and a Massachusetts native. He is the managing partner and chief investment officer for STG Partners, a software-focused private equity firm with about $12 billion in assets under management. Chisholm is known for his expertise in the tech industry, especially in data, software, and analytics companies. He co-founded Symphony Technology Group (STG) in 2002 with software billionaire Romesh Wadhwani. In March 2025, Chisholm led the investment group to purchase the Boston Celtics NBA team for a record $6.1 billion. Chisholm is married with three children.

The Full Dossier

Early Life and Education

William "Bill" Chisholm was born and raised in Georgetown, Massachusetts. He attended Brooks School, where he excelled in academics and sports. He later graduated from Dartmouth College in 1991 and earned a Master of Business Administration (MBA) from The Wharton School at the University of Pennsylvania in 1996.

Rise to Success

Chisholm began his career working as an analyst for PaineWebber in New York. He then served as a management consultant at Bain & Company from 1996 to 2000. In 2002, Chisholm co-founded Symphony Technology Group (STG), a private equity firm focused on investments in the software and technology sectors. Under his leadership as managing partner and chief investment officer, STG has grown into a major player in the industry, with over $10 billion in assets under management. STG has completed over 100 investments.

Key Business Strategies

Chisholm's business strategy focuses on acquiring and improving middle-market software companies, shunning excessive debt. STG has a track record of buying, improving, and selling enterprise software companies for significant profits. Chisholm leads the firm's investment activities and takes a hands-on approach to managing STG companies.

Philanthropy

Information regarding specific philanthropic endeavors and amounts is not readily available in the provided search results.

Career Timeline

2025

Agreed to purchase the Boston Celtics

Led an investment group to acquire the Boston Celtics for $6.1 billion.

2002

Co-founded Symphony Technology Group (STG)

Established a private equity firm focused on software and technology investments.

1996

Graduated from The Wharton School

Received a Master of Business Administration (MBA).

1991

Graduated from Dartmouth College

Earned a Bachelor of Arts degree.

Philanthropic Impact

General$XB

Unknown

Specific philanthropic activities and donations not found.

Wealth Trajectory