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Tom Steyer

Tom Steyer is an American businessman, investor, philanthropist, and environmental activist known for founding Farallon Capital Management and later focusing on climate advocacy and Democratic politics.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Tom Steyer is an American businessman, investor, philanthropist, and environmental activist known for founding Farallon Capital Management and later focusing on climate advocacy and Democratic politics. He founded NextGen America and has been a prominent donor and campaign figure in U.S. politics. In 2019, he ran for the 2020 Democratic presidential nomination.

Early life and education

Steyer was born in New York City in 1957. He studied at Yale University and later earned an MBA from Stanford University.

Business career

He founded Farallon Capital Management in 1986, which became a major hedge fund. He retired from Farallon in 2012 to focus on climate and political advocacy.

Climate activism and philanthropy

Steyer became widely known for environmental activism, especially climate change advocacy. He founded NextGen America in 2013, a youth-focused climate and voter engagement organization. He has also been involved in other climate-related and philanthropic initiatives, including Galvanize Climate Solutions and Beneficial State Bank.

Political activity

Steyer became a major donor and activist in Democratic politics. He ran for the 2020 Democratic presidential nomination and ended his campaign in February 2020. He has also been associated with issue campaigns such as impeachment advocacy and voter mobilization.

Key facts

  • Founded Farallon Capital Management in 1986.
  • Retired from Farallon in 2012 to focus on climate and political advocacy.
  • Founded NextGen America in 2013.
  • Was a Democratic candidate for president in the 2020 U.S. election cycle.
  • Has also been involved in other climate-related and philanthropic initiatives.
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Canadian context

Steyer is relevant to Canadian readers mainly through his climate advocacy and global energy-transition investing, which intersect with Canadian climate and finance debates.

Frequently asked questions

Who is Tom Steyer?
Tom Steyer is an American investor, philanthropist, and environmental activist who founded Farallon Capital Management and later became active in climate advocacy and Democratic politics.
What is Tom Steyer best known for?
He is best known for founding Farallon Capital Management, supporting climate-change activism, and founding NextGen America.
Did Tom Steyer run for president?
Yes. He ran for the 2020 Democratic presidential nomination and ended his campaign in February 2020.
What organizations has Tom Steyer founded?
He founded Farallon Capital Management and NextGen America, and he has also been associated with Galvanize Climate Solutions and Beneficial State Bank.
What is Tom Steyer's political affiliation?
He is associated with the Democratic Party.
How rich is Tom Steyer?
Forbes reported his net worth at about US$2.4 billion in 2026.

References

  1. Wikipediahttps://en.wikipedia.org/wiki/Tom_Steyer
    Supports: Biographical overview, business career, climate activism, NextGen America, 2020 presidential campaign, estimated net worth.
  2. EBSCO Research Startershttps://www.ebsco.com/research-starters/biography/tom-steyer
    Supports: Birth, education, founding Farallon Capital Management, and shift to environmental activism.
  3. Encyclopaedia Britannicahttps://www.britannica.com/money/Tom-Steyer
    Supports: Birth details, founding of Farallon Capital Management, and later environmental activism.
  4. The Hamilton Projecthttps://www.hamiltonproject.org/people/tom-steyer/
    Supports: Galvanize Climate Solutions, Farallon Capital Management, Beneficial State Bank, NextGen America, and political activity.
  5. PolitiFacthttps://www.politifact.com/article/2019/jul/09/who-tom-steyer-bio-democratic-presidential-candida/
    Supports: Political background, 2019 presidential candidacy, and NextGen America.