ClickHouse Cloud Series D · $400M raised · (2026)

ClickHouse Cloud offers a fully managed service for the open-source OLAP database, ClickHouse, deployed on AWS, GCP, and Azure. It provides a unified data stack for transactions and analytics, enabling real-time insights and powering AI-driven applications with millisecond query performance at petabyte scale. The service is designed for modern data challenges including real-time analytics, observability, data warehousing, and machine learning/GenAI.