Duncan MacMillan

$1.83 B

Ranked #2287 in World

About Duncan MacMillan

Duncan MacMillan, acclaimed as an American mathematician, philanthropic supporter, and prominent businessman, earned his mathematics degree from Rutgers University after a four-year stint in the US Marine Corps. His illustrious career took shape at Bankers Trust, later co-establishing Bloomberg L.P. with notorious industry leaders in 1982, and asserting a minor yet pivotal ownership stake. MacMillan's altruism includes endowing professorships and actively engaging in cancer research support, while also fulfilling his role on the Giving Pledge alongside Nancy MacMillan.

Born

December 17, 1937

Age

88 years

Source Of Wealth

Bloomberg LP

Industries

Finance & Investments

Citizenship

United States

Residence

Princeton, New Jersey

Spouse

Nancy MacMillan

Children

two--Kevin MacMillan --Alissa MacMillan

Duncan MacMillan, an American mathematician, philanthropist, and businessman, was born in the United States. Information about his early years and childhood is currently unavailable.

Duncan MacMillan: Family

Duncan MacMillan is married to Nancy MacMillan, whom he met while working at Bankers Trust. Nancy holds a B.A. in economics and mathematics, a M.A. in economics, and a Master of Business Administration in finance. They have two children together: Kevin and Alissa.

Duncan MacMillan: Career Highlights

Duncan MacMillan's career highlights include:

Serving four years in the United States Marine Corps.
Earning a Bachelor of Science degree in Mathematics from Rutgers University in 1966.
Beginning his career at Bankers Trust in 1967.
Working at Salomon Brothers with Michael Bloomberg, Thomas Secunda, and Charles Zegar.
Co-founding Innovative Market Systems (later Bloomberg L.P.) in 1982 with Bloomberg, Secunda, and Zegar.
Serving as the expert in customer needs for the company.

Duncan MacMillan: Companies

Duncan MacMillan is associated with the following companies:

Bankers Trust
Salomon Brothers
Innovative Market Systems (later Bloomberg L.P.)

Duncan MacMillan: Major Achievements

Duncan MacMillan's major achievements include:

Co-founding Bloomberg L.P., a leading global financial data and media company.
Serving as the expert in customer needs for Bloomberg L.P., contributing to the company's success.
Endowing a Professorship of Genetics at Rutgers University and a Professorship in Theoretical Computer Science at The Institute for Advanced Study.
Serving on the board of directors of The Cancer Institute of New Jersey.
Signing The Giving Pledge with his wife Nancy, committing to donate the majority of their wealth to philanthropic causes.

Duncan MacMillan: Awards & Achievements

Information about Duncan MacMillan's awards and achievements is currently unavailable.

Duncan MacMillan: Personal Life & Legacy

Duncan MacMillan is known for his philanthropic efforts, supporting various educational and healthcare institutions. He and his wife Nancy are signatories of The Giving Pledge, demonstrating their commitment to charitable giving.

MacMillan's legacy is one of entrepreneurship, innovation, and generosity.

Duncan MacMillan: Trivia

Additional trivia or interesting facts about Duncan MacMillan are currently unavailable.

Wealth History

Timeline

1966

Duncan MacMillan earned a Bachelor of Science degree in Mathematics from Rutgers University.

1967

Duncan MacMillan began his career at Bankers Trust.

1982

Duncan MacMillan co-founded Innovative Market Systems (later Bloomberg L.P.) with Michael Bloomberg, Thomas Secunda, and Charles Zegar.

Duncan MacMillan : FAQs

What is Duncan MacMillan's current net worth?

Duncan MacMillan's current net worth is $1.83 billion.

What is Duncan MacMillan's current global rank among billionaires?

Duncan MacMillan holds the 2287th position globally among billionaires.

What is Duncan MacMillan's current ranking within the United States?

Duncan MacMillan holds the 734th position in United States.

What was the change in Duncan MacMillan's net worth compared to the previous year?

Duncan MacMillan's net worth decreased by 0 million dollars compared to the previous year 2025, when his net worth was 1.83 billion dollars.

What are Duncan MacMillan's main sources of wealth?

Duncan MacMillan's main source of income comes from Bloomberg LP.

In which industry does Duncan MacMillan primarily operate?

Duncan MacMillan is primarily involved in the Finance & Investments industry.

How old is Duncan MacMillan?

Duncan MacMillan is 88 years old.

How many children does Duncan MacMillan have?

Duncan MacMillan has 2 children.

Who is Duncan MacMillan and what is his contribution to the business world?

Duncan MacMillan is an American mathematician, philanthropist, and successful businessman best known for co-founding Bloomberg L.P., a global financial services, software, and media company.

How did Duncan MacMillan start his career after university?

After graduating from Rutgers University in 1966, Duncan MacMillan began his professional career at Bankers Trust in 1967.

Can you outline Duncan MacMillan's philanthropic endeavors?

Duncan MacMillan is a significant philanthropist involved with academia and healthcare. He has endowed professorships at Rutgers University and The Institute for Advanced Study, supports The Cancer Institute of New Jersey, and, along with his wife, has signed The Giving Pledge, dedicating a majority of their wealth to charity.

What is known about Duncan MacMillan's family and personal life?

Duncan MacMillan is married to Nancy MacMillan, a well-educated partner holding degrees in economics and finance. Together, they have two children, Kevin and Alissa, and have combined their efforts in various philanthropic activities.