KnowBe4, Inc.

KnowBe4, Inc. is a cybersecurity company specializing in security awareness training and simulated phishing. Its mission is to empower employees to make smarter security decisions daily, thereby reducing human and AI agent risk within organizations. The company's global headquarters are located in Clearwater, Florida, United States.

KnowBe4 offers a comprehensive platform that includes Security Awareness Training, Simulated Phishing, Cloud Email Security (formerly Egress), PhishER/PhishER Plus for Security Orchestration, Automation, and Response (SOAR), Compliance Plus, AI Defense Agents, and Agent Risk Manager. These products and services are designed to address the human element as a primary attack surface in cybersecurity, serving over 70,000 organizations worldwide, ranging from small and medium businesses to Fortune 500 enterprises.

In February 2023, KnowBe4 was acquired by Vista Equity Partners in an all-cash transaction valued at approximately $4.6 billion, transitioning the company from publicly traded (NASDAQ: KNBE) to privately held. Bryan Palma serves as the President and CEO, with founder Stu Sjouwerman transitioning to Executive Chairman in May 2025. The company continues to innovate, launching Agent Risk Manager in April 2026 to secure AI agents and KnowBe4 Messaging Security for Microsoft Teams in May 2026. KnowBe4 consistently holds a leading market position in Security Awareness Training and SOAR categories, as recognized by G2 reports.