United States · 
Who invested in GrowthBook?
GrowthBook's investors include Y Combinator, U.S. Venture Partners and Nexus Venture Partners.
United States · Series A startup
Who invested in GrowthBook
Funding summaryUpdated 26 Oct 2026
$23Mraised across 1 round since 2025, from 1 source
- Latest round
- Series A, $23MJul 2025
- Investors
- 3
The rounds
- Jul 2025Series A$23M
Source recordedSEC filing: $23M sold, first sale Jun 2025
Founders and team
From GrowthBook's own website: 3 founders, 7 on the team.
Andy ThägerFounder of Creatistas (toom partner)
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list GrowthBook as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Quick answers about GrowthBook
How much has GrowthBook raised?
GrowthBook has raised $23M across 1 round since 2025.
When did GrowthBook last raise?
GrowthBook's most recent round was a Series A of $23M in Jul 2025.
What was GrowthBook's biggest round?
Its most recent round, $23M in Jul 2025, is also its largest on record.
Who backed GrowthBook first?
GrowthBook's first round on record, in Jul 2025, was backed by Y Combinator, U.S. Venture Partners and Nexus Venture Partners.
What stage is GrowthBook at?
GrowthBook's latest named round is a Series A, in Jul 2025.
Where is GrowthBook based?
GrowthBook is based in the United States.
Companies like GrowthBook
In the same sector, and raised in the last eighteen months.
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