About
Stu Sjouwerman is a serial entrepreneur and data security expert with more than 30 years in the IT industry. He is the founder and CEO of KnowBe4 Inc, provider of the world’s largest security awareness training and simulated phishing platform. Along with his CEO duties, Sjouwerman is editor-in-chief of Cyberheist News, an ezine tailored to deliver IT security news, technical updates and social engineering alerts. He is the author of four books, with his latest being “Cyberheist: The Biggest Financial Threat Facing American Businesses.” Sjouwerman is a five-time Inc 500 award winner.
Career track
- — now
Founder and CEO of KnowBe4
KnowBe4 Self-reported
Sunbelt Software
Self-reported
Education
Studied educational sciences at Universiteit van Amsterdam
Self-reported
Verification: IBTimes newsroom · reviewed 26 Aug 2026
Schema: Person → worksFor / alumniOf / sameAs
Corrections: atlas@ibtimes.com