Ukrainian-born American entrepreneur, co-founder of WhatsApp
In this name that follows Eastern Slavic naming customs, the patronymic is Borisovich and the family name is Kum.
Jan Koum
Ян Кум
Koum in April 2013
Born
Yan Borysovych Kum
(1976-02-24) February 24, 1976 (age 48)
Kiev, Ukrainian SSR, Soviet Union (now Kyiv, Ukraine)
Occupation
Businessman
Years active
1994–present
Jan Koum (Ukrainian: Ян Кум; born Yan Borysovych Kum, Ukrainian: Ян Борисович Кум, on February 24, 1976) is a Ukrainian-American billionaire businessman and computer programmer. He is the co-founder and former CEO of WhatsApp, a mobile messaging app which was acquired by Facebook in 2014 for US$19.3 billion. According to Forbes, he has an estimated net worth of US$15.2 billion as of October 2023, making him one of the richest people in the world.[1] Koum was ranked 44th on the Forbes' list of richest Americans in 2023 with a net worth of $15.1 billion. [2]
^"Forbes profile: Jan Koum". Forbes. Retrieved May 20, 2022.
^"Forbes 400 2023 profile: Jan Koum". Forbes. October 2023. Retrieved October 9, 2023.
JanKoum (Ukrainian: Ян Кум; born Yan Borysovych Kum, Ukrainian: Ян Борисович Кум, on February 24, 1976) is a Ukrainian-American billionaire businessman...
founded in February 2009 by Brian Acton and JanKoum, former employees of Yahoo! A month earlier, after Koum purchased an iPhone, he and Acton decided to...
which was acquired by Facebook in February 2014 for US$19 billion, with JanKoum. Acton left WhatsApp in September 2017 to start the Signal Foundation....
Cameroonian football player JanKoum (born 1976), CEO and founder of WhatsApp Kou (name) This page lists people with the surname Koum. If an internal link intending...
Parmy Olsen (February 2, 2014). "Exclusive: The Rags-To-Riches Tale Of How JanKoum Built WhatsApp Into Facebook's New $19 Billion Baby". Forbes. Retrieved...
Parmy (February 2, 2014). "Exclusive: The Rags-To-Riches Tale Of How JanKoum Built WhatsApp Into Facebook's New $19 Billion Baby". Forbes. Retrieved...
opposition of a candidate in San Francisco history." Other donors included JanKoum (co-founder of WhatsApp) and the biotech investor Oleg Nodelman, who each...
first people to document SQL injections Michael J. Freeman Jonathan Katz JanKoum Ralph Logan Matt Ploessel Gordon Lyon Brian Martin David McKay - an early...
2016-05-03. "In Pictures: 100m Feadship Moonrise in action". SuperYacht Times. "JANKOUM is Owner of the Yacht Moonrise". superyachtfan.com. Retrieved 2023-01-01...
com, First Round Capital, chairman of Philadelphia Media Network, LLC JanKoum (1976–), Ukrainian-American co-founder of WhatsApp, Inc. Jon Kraft, co-founder...
donation from JanKoum, co-founder and CEO of WhatsApp – the largest single donation to the Foundation since its inception. In December 2016, JanKoum donated...
(finance), U.S. David Karp (Internet), U.S. Sal Khan (education), U.S. JanKoum (Internet), U.S. Jeremy Levitt (Internet), Australia Jack Ma (Internet)...
and be able to interact with their customers. WhatsApp was founded by JanKoum and Brian Acton. Joining Facebook in 2014, WhatsApp continues to operate...
Mountain View, California February 19, 2014 19,000,000,000 Co-founder and CEO JanKoum — — 49 Oculus VR USA, Irvine, California March 25, 2014 2,000,000,000...
Houston, inventor of the World Wide Web Tim Berners-Lee and WhatsApp CEO JanKoum. Shortlisted for Woman of the Future award in media in 2016. Hyde is a...
States doing street performances and small gigs. Li Ka-Shing (businessman) JanKoum (technology entrepreneur) Ralph Lauren (fashion designer) Stan Lee – His...
tabloids started indicated that she started dating WhatsApp co-founder JanKoum, they are still together. Mambetova has three sisters: Zamira, Sylvia,...
Goldman, Vladimir Horowitz, Gregory Kaidanov, Avi Kaplan, Anna Khachiyan, JanKoum, Savely Kramarov, Mila Kunis, Leonid Levin, Lev Loseff, Alexander Migdal...
user is higher than Ant Group's". South China Morning Post. Retrieved 4 Jan 2021. "Software Maker UiPath Raises Funds at $35 Billion Valuation". Bloomberg...
University. Retrieved March 14, 2023. "Who is WhatsApp co-founder and CEO JanKoum?". cnet. February 2014. Retrieved March 11, 2014. "Creedence Online". Retrieved...
(1906–1994), Swiss premium tobacco manufacturer; known as "King of Cigars" JanKoum (born 1976), American computer programmer, CEO and co-founder of WhatsApp...
businesswoman, and Miss America 1985 Henry Kravis, co-founder of KKR & Co. JanKoum, co-founder of WhatsApp Fiona Givens, author Kenneth C. Griffin, founder...
inventor of the LED Andrew Kay – President and CEO of now defunct Kaypro JanKoum – founder of WhatsApp, of Jewish descent Max Levchin – co-founder of PayPal...
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