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Notion vs ClickHouse

Side-by-side founder and growth signal comparison.

Notion logoN
Notion Team

Notion

Notion Team

ClickHouse logoC
ClickHouse Team

ClickHouse

ClickHouse Team

MetricNotionClickHouse
FounderNotion TeamClickHouse Team
CountryUnited StatesUnited States
Total Funding$275.00M$350.00M
Last RoundSeries C Sequoia, $275M Series C in 2021, $10.0B valuationSeries C Benchmark, $350M Series C in 2025, $6.0B valuation
Hiring RolesOpen RolesOpen Roles
IndustrySaasSaas
StageSeries CSeries C
HeadquartersSan Francisco Bay Area, California, USASan Francisco Bay Area, California, USA
Employee Count101-200 employees201-500 employees
Tech StackAWS, React, Python, PostgreSQLAWS, React, Python, PostgreSQL
Open NotionOpen ClickHouse