Paessler GmbH (Paessler - The Monitoring Experts)

Paessler GmbH is a German software company specializing in IT and OT monitoring solutions. Founded in 1997, its core business revolves around providing comprehensive monitoring tools that help organizations oversee their entire IT infrastructure, including networks, servers, applications, and cloud environments. The company's mission is to simplify monitoring for complex IT, OT, and IoT infrastructures, enabling customers to optimize resources, reduce energy consumption, and ensure the availability of critical systems. Paessler's global headquarters are located in Nuremberg, Germany.

Paessler's primary product is PRTG Network Monitor, an all-in-one solution designed for extensive monitoring across various aspects of an IT environment. This includes network monitoring, bandwidth monitoring, SNMP monitoring, server monitoring, application monitoring, and cloud monitoring. The company also offers PRTG Enterprise Monitor and PRTG Hosted Monitor, catering to businesses of all sizes, from SMBs to large enterprises, across diverse industries. PRTG provides features such as flexible alerting, multiple user interfaces, distributed monitoring, in-depth reporting, maps, and dashboards.

In a significant leadership change, Jason Teichman was appointed CEO of Paessler GmbH on September 30, 2025, succeeding Helmut Binder, who transitioned to Executive Chairman and Advisor. Earlier in 2024, the company secured a strategic investment from Turn/River Capital, aiming to accelerate growth and innovation. Paessler also appointed Chris Simoes as Chief Technology Officer in April 2026 to further innovation. The company continues to evolve its PRTG product line, with six stable releases in 2025 introducing new sensors, security improvements, and expanded protocol support, including a major industrial integration and multi-platform probe for Linux-based IT environments. Paessler positions itself as a provider of robust monitoring solutions for mid-sized organizations, balancing feature depth with usability, and is recognized for its comprehensive device support and reasonable pricing.