Jan Koum (Ukrainian: Ян Кум; born Yan Borysovych Kum, Ukrainian: Ян Борисович Кум, on February 24, 1976) is a Ukrainian-American billionaire businessman...
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founded in February 2009 by Brian Acton and Jan Koum, former employees of Yahoo! A month earlier, after Koum purchased an iPhone, he and Acton decided to...
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of Signal Messenger LLC. He was formerly employed at Yahoo!. In 2009, Jan Koum and Acton co-founded WhatsApp, a mobile messaging application which was...
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Cameroonian football player Jan Koum (born 1976), CEO and founder of WhatsApp Kou (name) This page lists people with the surname Koum. If an internal link intending...
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Parmy Olsen (February 2, 2014). "Exclusive: The Rags-To-Riches Tale Of How Jan Koum Built WhatsApp Into Facebook's New $19 Billion Baby". Forbes. Retrieved...
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Parmy (February 2, 2014). "Exclusive: The Rags-To-Riches Tale Of How Jan Koum Built WhatsApp Into Facebook's New $19 Billion Baby". Forbes. Retrieved...
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first people to document SQL injections Michael J. Freeman Jonathan Katz Jan Koum Ralph Logan Matt Ploessel Gordon Lyon Brian Martin David McKay - an early...
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January 2014. "SEC Form 4 Filing - Jan Koum to SVCF". Securities & Exchange Commission. SEC.gov. "No. 4: Jan Koum - Philanthropy". Philanthropy.com. 8...
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donation from Jan Koum, co-founder and CEO of WhatsApp – the largest single donation to the Foundation since its inception. In December 2016, Jan Koum donated...
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United Nations Jan Koller (born 1973), Czech footballer Jan Amos Komenský (1592–1670), Czech teacher, scientist, educator, and writer Jan Koum (born 1976)...
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