Paessler GmbH, founded in 2001 by Dirk Paessler in Germany, specializes in network and IT infrastructure monitoring software. Headquartered in Nuremberg, Bavaria, the company has grown to over 350 employees and generates approximately $73.5 million in revenue. With a strong global presence, Paessler serves over 500,000 users worldwide as of 2024. The company's flagship product, PRTG Network Monitor, is a comprehensive suite for monitoring system conditions such as bandwidth usage, uptime, and device status across various network components. PRTG offers three main versions: a standalone solution for general monitoring, an enterprise version for large networks, and a cloud-based option for hosted monitoring. The software features an auto-discovery mode, real-time monitoring capabilities, and customizable reporting, making it suitable for a wide range of customers, including small and medium-sized businesses, large enterprises, and specialized sectors like healthcare and IoT. Paessler emphasizes quality, innovation, and customer satisfaction, holding ISO 9001 certification for quality management.