
ClickHouse is a fast open-source column-oriented database management system that allows generating analytical data reports in real-time using SQL queries

ClickHouse is a fast open-source column-oriented database management system that allows generating analytical data reports in real-time using SQL queries
What they do: Open-source, column-oriented SQL analytics database with managed cloud and commercial products
Stage & funding: Late-stage; multiple large rounds including a $350M Series C (May 2025) and $400M Series D (Jan 2026)
Use cases: Real-time analytics, data warehousing, observability, ML/GenAI workloads
Origin: Project began at Yandex; open-sourced in 2016; company incorporated in 2021
Real-time analytics, data warehousing, observability, and analytics infrastructure for AI/ML workloads
2021
Database / Analytics / Cloud services
$50M
Round around the 2021 spinout from Yandex
$250M
$350M
$400M
Round valued company at $15B
“Participation from large growth investors including Dragoneer, Khosla Ventures, Bessemer, Index Ventures, Lightspeed, Benchmark, Coatue, Altimeter, BOND, IVP, Battery, and GIC across rounds”