Number of Portfolio Companies 1
Number of Founded Organizations 1
  • Investor Type  Individual/Angel

Jan Koum is the co-founder and was the CEO of WhatsApp, a communication service that he co-founded in 2009. He is responsible for setting the overall direction and strategy for WhatsApp. Together with his co-founder Brian Acton, Jan is also responsible for the design and interface of WhatsApp's service and the development of its core

technology and infrastructure.

Jan grew up in Ukraine before he immigrated to California in 1992, where he studied at and later dropped out of San Jose State University.

Number of Investments 1
Jan Koum invested in Noom on May 6, 2019. This investment - Series E - Noom - was valued at
$58M
.
Announced Date  
Organization Name  
Lead Investor  
Funding Round  
Money Raised  
May 6, 2019
Noom
Series E - Noom
$58M
Number of Past Jobs 2
Jan Koum has had 2 past jobs including Sr. Tweet Manager ,Co-Founder & CEO at WhatsApp.
Organization Name  
Title At Company  
Start Date  
End Date  
WhatsApp
Sr. Tweet Manager ,Co-Founder & CEOFeb 2009Aug 2018
Yahoo
Infrastructure Engineering19982007
Number of Past Board & Advisor Roles 1
Organization Name  
Title At Company  
Start Date  
End Date  
Meta
Member of the Board of DirectorsFeb 19, 2014May 2018