KnowBe4

Company research

Public company, workplace, funding, and market signals

Updated Aug 5, 2026

Overview

KnowBe4 is a Clearwater, Florida-based cybersecurity company focused on digital workforce security: helping organizations reduce human and AI-agent risk through security awareness training, attack simulation, collaboration security, and agent security. It reports serving more than 70,000 organizations worldwide.

Primary product

KnowBe4 Platform: cloud-based security awareness training and attack simulation, including phishing/vishing/smishing simulations, Risk Score, SecurityCoach, PhishER/PhishML, collaboration security, and AI Defense Agents (AIDA), including Agent Risk Manager.

Founded

2010

Headquarters

Clearwater, Florida, United States

Team size

Approximately 2,000–3,000 worldwide; third-party workforce estimate was 2,789 in March 2026.

Work style

Flexible

Industry

Computer and network security

Sub-industry

Security awareness training, human risk management, email/collaboration security, and AI-agent security

Offices

Clearwater, Florida, United States (global headquarters)

Boston, Massachusetts, United States

Washington, DC, United States

London, United Kingdom

Utrecht, Netherlands (European headquarters)

Berlin, Germany

Lyon, France

Cape Town, South Africa

São Paulo, Brazil

Dubai, United Arab Emirates

Business model

B2B SaaS

Per-user/per-seat subscription

Annual or multi-year enterprise contracts

Tiered security-awareness training subscriptions

Add-on and platform-module sales

Funding

Stage

Acquired/private-equity-backed; no longer publicly traded after the 2023 Vista transaction

Total raised

$403M

Latest round

Series D · Jun 2019

Latest amount

$309M

Vista Equity Partners acquisition / take-private

Feb 2023 · Vista Equity Partners

$4.6B

Series D

Jun 2019 · KKR

$309M

Series C

Mar 2019 · KKR; Ten Eleven Ventures

$50M

Series B

Oct 2017 · Goldman Sachs

$30M

Series A

Mar 2017

$5.2M

People & investors

Leadership

Bryan Palma

President and Chief Executive Officer

Stu Sjouwerman

Founder and Executive Chairman

Alicia Tawil

Chief Legal Officer

Yuneeb Khan

Chief Financial Officer

Greg Kras

Chief Product Officer

Alex Callihan

Chief Technology Officer

Veena Bricker

Chief Human Resources Officer

Andrew Kanzer

Chief Growth Officer

Kelly Morgan

Chief Customer Officer

Joel Kemmerer

Chief Information Officer

Fran Roberts

General Manager, KnowBe4 Studios

Brian Jack

Chief Information Security Officer

Marco Muto

SVP, Strategy & Corporate Development

Mark Patton

Chief Scientist

Ryan Stelzer

Chief of Staff

Investors

AWS ISV Accelerate Program

Elephant Venture Capital

Vista Equity Partners

Work & culture

Official careers materials emphasize Extreme Ownership, Radical Transparency, a daily CEO update, a Culture of Celebration, professional development, internal promotion, and diversity/inclusion/belonging initiatives. The stated operating principles include doing it right the first time, doing it fast, and having fun.

Work style

Flexible

Compensation

Public signals indicate a global average salary estimate around $85,269 from a third-party workforce dataset, with substantial geographic variation; official materials mention bonuses, education/certification support, and benefits but do not publish a universal compensation band.

Benefits

3.5% 401(k) match

Fully paid medical, vision, and dental insurance

FSA and HSA

Open paid time off and national/heritage holidays

Eight weeks fully paid parental and adoption leave

Tuition reimbursement up to $5,250 per year

Certification bonuses up to $5,000 per year

Employee referral bonuses and company-wide sales-target bonuses

Gym/fitness benefits and Employee Assistance Program

Employee resource groups, relaxed dress code, snacks, and social activities

Product & market

Pricing

Primarily per-user/per-seat subscription pricing, generally annual or multi-year, with tiers and volume/term-based negotiation; public pricing is not consistently available for all products.

Differentiators

—Large security-awareness training and simulated-social-engineering content library
—Integrated phishing, vishing, smishing, training, reporting, and Risk Score
—AI Defense Agents and AI-agent risk management alongside human-risk controls
—Real-time SecurityCoach coaching and PhishER/PhishML email triage
—15 years of behavioral data and claimed customer base exceeding 70,000 organizations
—Global offices, localized content, and broad compliance/training coverage

Technology

AWS

AWS Lambda

Amazon API Gateway

Amazon S3

Amazon SQS

Amazon EventBridge

React

Ruby

Flask

Linux

Terraform

GitHub Actions

Snowflake

dbt

Microsoft 365

Salesforce

Power BI

LocalStack Pro

Customers

More than 70,000 organizations worldwide

Enterprise and mid-market businesses

IT and information-security teams

Data privacy and compliance teams

Human resources and security-awareness program owners

Competitors

Proofpoint Security Awareness Training

Cofense

Mimecast Awareness Training

Egress

Tessian

Abnormal Security

PhishLabs

Security Mentor

KnowBe4-acquired MediaPRO

Scale & contact

Estimated revenue

Approximately $200M–$300M annually; one third-party company profile estimates $246.3M. Treat as an estimate, not audited current revenue.

Estimated monthly visits

3.2M

Traffic estimate as of Aug 2026

Signals & risks

Acquisition

Feb 2023

Vista Equity Partners-led merger closed; KnowBe4 became a wholly owned subsidiary and was taken private. Consideration to equityholders was approximately $4.6 billion.

Source

Acquisition

Jul 2024

KnowBe4 acquired Egress, expanding its cloud email security and data-loss-prevention capabilities.

Source

Other

May 2025

Founder Stu Sjouwerman moved to Executive Chairman and Bryan Palma became President and CEO, representing a significant leadership transition.

Source

Latest news

KnowBe4 adds Claude oversight to Agent Risk Manager

IT Brief · Aug 2026

KnowBe4 added Anthropic Claude support to Agent Risk Manager, extending monitoring and governance of AI-agent activity, tool access, prompt injection, data leakage, and privilege risks.

KnowBe4 Combats Voice-Based Threats With Advanced Simulated Vishing Capabilities

KnowBe4 · Jul 2026

KnowBe4 announced simulated vishing with realistic caller ID, personas, and multi-step phone scenarios whose results feed the platform Risk Score.

KnowBe4 Launches AI-Native Attack Simulation & Training Product and Twelfth AI Agent

KnowBe4 · May 2026

KnowBe4 launched SAT Foundation and SAT Advanced tiers and a generative-AI Content Creation Agent within AIDA.

KnowBe4 completes $4.6 billion acquisition by Vista Equity Partners

U.S. SEC · Feb 2023

The merger closed, taking KnowBe4 private and making it a wholly owned subsidiary of Vista-affiliated parent Oranje Holdco.

About/team AIDA Careers Engineering blog GitHub Leadership LinkedIn company Products/platform Website X

SourcesKnowBe4 About Us KnowBe4 Leadership KnowBe4 Careers KnowBe4 Benefits KnowBe4 Engineering Blog SEC merger filing Tracxn funding profile KnowBe4 company/traffic profile Revelio Labs workforce estimate