KnowBe4 Appoints Bryan Palma as President and CEO

TAMPA BAY, FL | Apr 29, 2025

Founder Stu Sjouwerman Named Executive Chairman

KnowBe4, the world-renowned cybersecurity platform that comprehensively addresses human risk management, announced that cybersecurity industry veteran Bryan Palma has been appointed president and chief executive officer of KnowBe4, effective May 5. KnowBe4’s founder and current chief executive officer Stu Sjouwerman has transitioned to the role of executive chairman.Bryan Palma 2025 KnowBe4 

Palma is a highly regarded technology executive with over twenty-five years of experience and a proven track record of scaling global technology enterprises by driving profitable growth, improving customer experience, and delivering operational agility. Most recently, he was the chief executive officer of Trellix, a multi-billion dollar cybersecurity market leader formed through the merger of FireEye and McAfee Enterprise. Prior to joining Trellix, he guided some of the world’s leading organizations through pivotal technology and business transformations including Cisco, Boeing, EDS, PepsiCo, and the US Secret Service. Palma earned a masters of business administration from Duke University's Fuqua School of Business, masters of education from the University of Maryland, and bachelor of arts from the University of Richmond. Palma serves on the President’s National Security Telecommunications Advisory Committee and the CloudBees board of directors.

“KnowBe4 is an incredibly important company in the cybersecurity ecosystem and at the forefront of human risk management and artificial intelligence,” said Palma. “I am humbled to join the company at such an important moment and accelerate the leadership position established by Stu and the team. I am looking forward to serving our global customers and proudly calling myself a Knowster.”

Executive chairman, Stu Sjouwerman founded KnowBe4 over fifteen years ago and over the last two decades has led the company through multiple rounds of venture capital funding, executed key strategic acquisitions, successfully led a public offering, and grew KnowBe4 to serve over 70,000 customers.

Sjouwerman said, “As Founder of KnowBe4, I am grateful to contribute to the creation of a new market category focused on managing human risk and confidently leave KnowBe4 in the capable hands of Bryan.” As executive chairman, Sjouwerman will help guide KnowBe4’s artificial intelligence innovation and work closely with Palma on the transition.

About KnowBe4

KnowBe4 empowers the modern workforce to make smarter security decisions every day. Trusted by more than 70,000 organizations worldwide, KnowBe4 is the pioneer of digital workforce security, securing both AI agents and humans. The KnowBe4 Platform provides attack simulation and training, collaboration security, and agent security powered by AIDA (Artificial Intelligence Defense Agents) and a proprietary Risk Score. The platform leverages 15 years of behavioral data to combat advanced threats including social engineering, prompt injection, and shadow AI. By securing humans and agents, KnowBe4 leads the industry in workforce trust and defense.

More info at www.knowbe4.com. Follow KnowBe4 on LinkedIn and X.