Jack Dangermond

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2026-06-23

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Who is this?

Paul Jacob Dangermond (born July 23, 1945) bka Jack Dangermond is an American billionaire businessman and environmental scientist. He is the co-founder and president of the Environmental Systems Research Institute (Esri), a privately held geographic information systems (GIS) software company that he started with his wife Laura in 1969. As of April 2026, his net worth was estimated at US$13.4 billion. Dangermond, Esri's president, works at its headquarters in Redlands, California. He founded the