Statsig

The modern product development platform

Bellevue, United States · Founded 2021 · $153.4M raised

Employees
51–200
Founded
2021
Business Model
B2B
Total Funding
$153.4M
Last Round
$100.0M Series CMay 2025
Rounds
3

About

Statsig is a modern product development platform offering an integrated toolkit for experimentation, feature management, product analytics, session replays, and web analytics. Founded in 2021 by ex-Facebook engineers, it serves 3,000+ companies including OpenAI, Microsoft, and Notion. Statsig provides 30+ SDKs and enterprise-grade tools to help engineering, product, and data teams ship faster and build better products. Acquired by OpenAI in September 2025 for $1.1B.

Summary

Statsig is a Developer Tools company based in Bellevue, United States, founded in 2021. It has raised $153.4M in total across 3 rounds, most recently a $100.0M Series C round in May 2025. Investors include Sequoia Capital, ICONIQ Capital and Madrona Venture.

Tech & App Stack

9 technologies & apps tracked

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Funding History

Series CSeries CMay 2025
$100.0M

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Full funding history, per-round amounts, and investor participation.

Investors

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