Clerk.com

How Clerk Accelerated to 16M Users and Secured $30M Funding

February 14th, 2025

Founded By
Colin Sidoti
Founders
2
Employees
80 (est.)
Profitable
Yes
Year Started
2019
Customer
B2B

Who is Colin Sidoti?

Clerk.com was co-founded by Colin Sidoti and his brother Braden Sidoti. Colin, who is the CEO of Clerk, holds a degree from MIT and has a background in engineering, while Braden graduated from Washington University in St. Louis and has experience working at Uber and Inspirato. They launched Clerk in March 2019 to address challenges developers face with authentication processes.

Colin Sidoti, Clerk.com Co-founder

Colin Sidoti, Clerk.com Co-founder

What problem does Clerk.com solve?

Clerk.com solves the frustrating problem developers face when building authentication systems by providing easy-to-implement, polished sign-in and user management components that save time and meet user expectations.

Clerk.com Homepage

Clerk.com Homepage

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How did Colin come up with the...
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