About Pieter Geelen
Born 1964. Pieter Geelen is a Dutch inventor.
Pieter Geelen (born 1964) is a Dutch entrepreneur.
Geelen was born in January 1964 in Hilversum as the oldest child of the illustrator Harrie Geelen and the children's author Imme Dros. In 1991, he dropped off his Ph.D. research in Computer Science at the Universiteit van Amsterdam to found a company called Palmtop Software with his former university mate Peter-Frans Pauwels. This company was later renamed TomTom.
With the β¬100,000,000 he acquired from TomTom's IPO in 2005, he established the Turing Foundation, a charitable organization.
In 2013, he founded the Mapcode Foundation, another charitable organization which offers the Mapcode system he invented in 2001 with Harold Goddijn.
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Important facts
People in Pieter Geelen's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Pieter Geelen's
Frequently asked questions
Who is Pieter Geelen?
Dutch entrepreneur
When was Pieter Geelen born?
Pieter Geelen was born in 1964 in Hilversum.
What is Pieter Geelen's occupation?
Pieter Geelen is an inventor.
What nationality is Pieter Geelen?
Pieter Geelen is Dutch.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Pieter Geelen. https://biography.guide/pieter-geelen/
MLA: "Pieter Geelen." Biography.guide, https://biography.guide/pieter-geelen/.
Chicago: "Pieter Geelen." Biography.guide. https://biography.guide/pieter-geelen/.
Data last updated: 2026-09-20 Β· Spot an error? Report a correction.
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