Private equity firms Coatue and Altimeter led a $250m Series B funding round in ClickHouse, a database management software and services provider. Additional investors include Index Ventures, Benchmark, Lightspeed, Redpoint, Almaz, Yandex, FirstMark and Lead Edge. “We have been following the ClickHouse project for years. We are excited to join forces with this team as they continue to grow and achieve their goal of being an industry leader in this large and growing market," Caryn Marooney, Coatue General Partner.