Knowbe4 logo
Founded 2011


2017 Revenue





How Knowbe4 hit $60.0M in Revenue with 10K Customers in 2017.

About Knowbe4

KnowBe4 provides Security Awareness Training to help you manage the IT security problems of social engineering, spear phishing and ransomware attacks.

Monthly Revenue


Total Expenses


Net Income


Ebidta Margin


YOY Growth

Rule of 40



33 North Garden Avenue ClearwaterFloridaUnited States

Knowbe4 Revenue

In 2017, Knowbe4 revenue run rate hit $60.0M in revenue.


Knowbe4 Valuation and Funding History

Knowbe4 has raised a total of $384.2M.

Why are so many SaaS founders taking money from instead of VC's?
Funding DateRoundAmountTotalValuation


Knowbe4 has 10K customers.

Lifetime Months


Monthly ARPU


Lifetime Dollars


Acquisition Cost


Average Annual Price


$0$6.3K5 month payback period024681012


Knowbe4 has an annual churn rate of 14.00%

Churn vs Expansion

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Knowbe4 has 969 employees. They have 286 sales reps that carry a quota, an engineering team of 85 and a marketing team of 36.


Total Team Size



85 (9%)


286 (30%)


36 (4%)


Stu Sjouwerman

Stu Sjouwerman (pronounced “shower-man”) is the founder and CEO of KnowBe4, Inc., which hosts the world’s most popular integrated Security Awareness Training and Simulated Phishing platform. A serial entrepreneur and data security expert with more than 30 years in the IT industry, Sjouwerman was the co-founder of Inc. 500 company Sunbelt Software, a multiple award-winning anti-malware software company that was acquired 2010. Realizing that the human element of security was being seriously neglected, Sjouwerman decided to help organizations manage the problem of cybercrime social engineering tactics through new school security awareness training and founded KnowBe4.


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Frequently Asked Questions about Knowbe4

When was Knowbe4 founded?

Knowbe4 was founded in 2011.

Who is the CEO of Knowbe4?

The CEO of Knowbe4 is Stu Sjouwerman

How many employees does Knowbe4 have?

Knowbe4 has 969 employees.

How much revenue does Knowbe4 generate?

Knowbe4 generates $60.0M in revenue.

How much funding does Knowbe4 have?

Knowbe4 has raised $384.2M.

Where is Knowbe4 headquarters?

Knowbe4 is headquartered at 33 North Garden Avenue ClearwaterFloridaUnited States

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