Photo: Jon Stephenson von Tetzchner / Vivaldi Technologies, CC BY 4.0, via Wikimedia Commons¹⁹

Jon Stephenson von Tetzchner

Icelandic businessman (born 1967)

Jon Stephenson von Tetzchner (Icelandic: Jón; born 29 August 1967 in Seltjarnarnes) is an Icelandic-Norwegian programmer and businessman. He is the co-founder and CEO of Vivaldi Technologies.²

From Wikipedia’s article on Jon Stephenson von Tetzchner (this version), CC BY-SA 4.0.

Born Aug 29, 1967.¹

About

Before starting the Vivaldi Web browser, he launched a community site called Vivaldi.net. Tetzchner is also a co-founder and former CEO of Opera Software.

From Wikipedia’s article on Jon Stephenson von Tetzchner, shared under CC BY-SA 4.0.²

Companies

OperaFounder¹⁷
Vivaldi TechnologiesFounder¹⁸
OperaChief executive officer until Jun 24, 2011¹⁷

Early life and education

Date not recordedUniversity of Oslo³

Jon Stephenson von Tetzchner is the son of the Icelander Elsa Jónsdóttir and the Norwegian Stephen von Tetzchner, a professor of psychology (and the brother of politician Michael Tetzschner). Jon Stephenson grew up around Skólabraut in the town of Seltjarnarnes with his grandparents, the doctor Jón Gunnlaugsson and Selma Kaldalóns, the daughter of the doctor and composer Sigvaldi Kaldalóns. Tetzchner went to secondary school at Menntaskólinn í Reykjavík before continuing his studies in Norway, where he made his career.

Tetzchner holds a master's degree in computer science from the University of Oslo.

From Wikipedia’s article on Jon Stephenson von Tetzchner (this version), CC BY-SA 4.0.

Career

Occupation: computer scientist.⁹

Until 2011Chief executive, Opera⁷
Date not recordedFounded Opera Software⁴
Date not recordedFounded Opera⁵
Date not recordedFounded Vivaldi Technologies⁶
Date not recordedChief executive officer⁸
Date not recordedChairperson, Vivaldi Technologies⁸

Personal life

BornAug 29, 1967, Seltjarnarnes¹⁰
CitizenshipNorway, Iceland¹¹

Awards

2011Rosing Honorary Award¹²

Sources

The numbers on this page point here. Each one links to the record it came from.

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WikidataJon Stephenson von Tetzchner on Wikidata
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WikipediaJon Stephenson von Tetzchner on Wikipedia
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WikidataJon Stephenson von Tetzchner: education, on Wikidata
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WikidataJon Stephenson von Tetzchner: Founded Opera Software, on Wikidata
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WikidataJon Stephenson von Tetzchner: Founded Opera, on Wikidata
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WikidataJon Stephenson von Tetzchner: Founded Vivaldi Technologies, on Wikidata
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WikidataJon Stephenson von Tetzchner: Chief executive, Opera, on Wikidata
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WikidataJon Stephenson von Tetzchner: Chief executive officer, on Wikidata
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WikidataJon Stephenson von Tetzchner: occupation, on Wikidata
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WikidataJon Stephenson von Tetzchner: place of birth, on Wikidata
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WikidataJon Stephenson von Tetzchner: citizenship, on Wikidata
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WikidataJon Stephenson von Tetzchner: award, on Wikidata
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WikidataJon Stephenson von Tetzchner: X, on Wikidata
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WikidataJon Stephenson von Tetzchner: LinkedIn, on Wikidata
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WikidataJon Stephenson von Tetzchner: IMDb, on Wikidata
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WikidataJon Stephenson von Tetzchner: Bloomberg profile, on Wikidata
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WikidataOpera, Founder
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WikidataVivaldi Technologies, Founder
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Wikimedia CommonsJon Stephenson von Tetzchner photo by Jon Stephenson von Tetzchner / Vivaldi Technologies, CC BY 4.0