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Billionaire Index

A daily ranking of the world's richest people

Last updated: November 11, 2026 · $11.70T tracked

Methodology

No. 387United States

Jack Dangermond

Mapping software · Redlands, California

Net worth

$9.4B

Today

$00.00%

Past month

+$460K+0.00%

As of Nov 11, 2026, 1:50 PM EST

Jack Dangermond founded Esri, the industry leader in GIS technology, a specialized software used for creating digital maps. He founded the company in 1969 with $1,100 in personal savings and is thought of as the godfather of digital mapping technology. Esri has about a 40% share of the global geographic information system market. Esri has pledged $1 billion worth of free GIS Software to all American K-12 schools.

Net worth over time

+0.00%+$460K over the past month
$9B$9B$9B
Oct 12Nov 11

Principal holdings

1 positions
CompanyShareValue

Private holdings

100.0%$9.4B

Also known for

  • Dangermond and his wife Laura go to work together every morning.
  • In 2017, the Dangermonds donated $165 million to The Nature Conservancy to preserve 24,000 acres of a coastal ranch in California.
“We kept ownership of our company and grew to it be what it is today. It gives some sense of what American business can be. It can grow from nothing, with people's imaginations, into advanced technology that makes a difference.”