Checkmk
Software DevelopmentBavaria, Germany201-500 Employees
Checkmk is a software development company headquartered in Munich, Germany, at 27 Kellerstraße München, Bavaria 81667, and employs 201-500 people. It offers a full-stack IT monitoring and observability platform that provides broad and deep visibility across hybrid environments, including cloud and on-premises, covering infrastructure, applications, and user experience in one platform. Founded in 2009 as an open-source project, Checkmk serves more than 5,000 customers with about 300 partners across more than 50 countries. The company supports mission-critical IT backbones for large organizations serving billions of people daily, where IT availability and reliability are essential. In 2026, Checkmk released version 2.5 and the Checkmk Relay, and announced partnerships and integrations with Climb Global Solutions, Inc. and Xurrent, Inc.