ClickHouse

Fast Open-Source OLAP DBMS

San Francisco, United States · Founded 2021 · $1.1B raised

Employees
201–500
Founded
2021
Business Model
B2B
Total Funding
$1.1B
Last Round
$400.0M Series DJan 2026
Rounds
4

About

ClickHouse is an open-source, column-oriented OLAP database management system designed for real-time analytical processing at massive scale. Originally developed at Yandex, it was spun out as an independent company in 2021 and offers a cloud-hosted service alongside the open-source core. ClickHouse enables sub-second queries on petabyte-scale datasets and is widely adopted by Cloudflare, Spotify, Uber, and Microsoft.

Summary

ClickHouse is an Analytics company based in San Francisco, United States, founded in 2021. It has raised $1.1B in total across 4 rounds, most recently a $400.0M Series D round in Jan 2026. Investors include Index Ventures, Benchmark and Khosla Ventures.

Tech & App Stack

7 technologies & apps tracked

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Funding History

Series DSeries DJan 2026
$400.0M

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Investors

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