KnowBe4 joined the Unicorn Club after raising $403 million across multiple funding rounds. Headquartered in Clearwater, Florida, United States, KnowBe4 provides enterprise cybersecurity solutions focused on human-layer defense, security awareness training, and phishing simulation.
The platform combines education, behavior tracking, and automated simulations to reduce organizational risk and strengthen global employee cyber readiness.
Keep reading to learn how KnowBe4 became a leader in human-focused cybersecurity solutions.
What Is KnowBe4 and What Does It Do?
Founded in 2010 by Stu Sjouwerman, KnowBe4 is a cybersecurity company headquartered in Clearwater, Florida, United States.
The company employs over 800 team members across multiple regions, supporting enterprise customers worldwide.
KnowBe4 delivers cloud-based tools for security awareness training, phishing simulations, behavioral analytics, and ongoing cyber education. Its platform educates employees, tests responses, and provides remedial training to help organizations combat phishing, social engineering, malware, and ransomware threats, with measurable outcomes.
How Much Funding Has KnowBe4 Raised?
1. Series D Round
- Amount Raised: $309 million
- Date: June 12, 2019
- Lead Investors: KKR, Elephant Ventures, Ten Eleven Ventures
- Purpose: Global scale-up, product expansion, and strengthening threat intelligence capabilities
2. Series C Round
- Amount Raised: $50 million
- Date: March 11, 2019
- Lead Investors: KKR, Ten Eleven Ventures
- Purpose: Accelerate customer acquisition and deepen cybersecurity R&D investments
3. Series B Round
- Amount Raised: $30 million
- Date: October 23, 2017
- Lead Investors: Goldman Sachs, Elephant Ventures
- Purpose: Expand phishing simulation technology and grow international footprint
Total Funding Raised: $403 million
Latest Funding Date: June 2019
Key Investors
- KKR
- Details: One of the world’s largest global investment firms investing across private equity, tech, infrastructure, and growth
- Focus Areas: Cybersecurity, enterprise SaaS, fintech, data infrastructure
- Goldman Sachs
- Details: Leading global financial institution with a large tech investment arm
- Focus Areas: Fintech, cybersecurity, cloud infrastructure, AI, enterprise software
- Ten Eleven Ventures
- Details: VC firm exclusively focused on cybersecurity
- Focus Areas: Threat detection, identity security, cloud security, cyber infrastructure
- Elephant Ventures
- Details: VC and growth investment firm backing software and consumer-focused companies
- Focus Areas: SaaS, cybersecurity, marketplaces, productivity tech
- Kleiner Perkins
- Details: Premier Silicon Valley firm backing high-growth tech innovators
- Focus Areas: SaaS, security, robotics, cloud, healthtech
Where Is KnowBe4’s Headquarters?
KnowBe4 is headquartered in Clearwater, Florida, United States, providing strong access to the U.S. enterprise and cybersecurity markets.
What’s Next for KnowBe4?
KnowBe4 plans to expand behavioral analytics, integrate deeper automation into phishing simulations, and extend its global partner network. The company continues enhancing human-layer cybersecurity capabilities by leveraging AI, threat intelligence, and adaptive training modules to help enterprises build a more resilient security culture.
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