Astronomer

The best place to run Apache Airflow

Headquarters: Cincinnati, Ohio
Employees: 201–500
Founded: 2018
Business Model: B2B

Website: astronomer.io
Total Funding: $372.4M
Last Round: $93.0M Series DMay 2025

About

Astronomer is the company behind Astro, the industry-leading data orchestration platform powered by Apache Airflow. As the primary driver of Apache Airflow releases since 2018, Astronomer helps data teams build, run, and monitor mission-critical data pipelines and AI workflows with managed infrastructure, observability, and AI-powered debugging across AWS, Azure, and Google Cloud.

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Tech Stack

Backend

Apache Airflow

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Funding History

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