Portrait of Duncan MacMillan

Rank #2269

Duncan MacMillan

Net worth $1.8B

Bloomberg LP · United States

Born
Dec 17, 1937
Age
88
Source
Bloomberg LP
Residence
Princeton, New Jersey
Citizenship
United States
Marital status
Married
Children
2
Education

Net worth over time

Biography

  • Duncan MacMillan cofounded financial data and media company Bloomberg LP in 1981 with Mike Bloomberg, Thomas Secunda and Charles Zegar.
  • MacMillan left a job at investment bank Salomon Brothers to help Bloomberg with what was then called Innovative Market Systems.
  • He is credited with designing many of Bloomberg LP's computer systems.
  • Bloomberg LP has estimated revenues of nearly $15 billion.
  • An active philanthropist, MacMillan has signed the Giving Pledge, a promise to give at least half of his fortune to charitable causes.
  • MacMillan served four years in the Marine Corps after graduating from high school. He graduated from Rutgers University in 1966.