Jan Koum
Technology · United States
Net worth
$18.5B
Lifetime giving
$236M
Share of wealth given
1.3%
Impact Score
31
Impact rank
#92
Hypothetical wealth
…
Jan Koum is the co-founder and former CEO of WhatsApp. He was born in Ukraine, immigrated to the United States in 1992, and later worked at Yahoo before founding WhatsApp in 2009 with Brian Acton.[1][2][6]