HST Systemtechnik GmbH & Co. KG is a German company specializing in digitalization solutions for municipal infrastructure, particularly in water management. They develop and implement technology, including machines, systems, IT, and automation, for processes such as waterworks, sewage treatment plants, stormwater tanks, pumping stations, and flood protection facilities. Their focus is on creating integrated communication between machines and systems in the water and energy industry for intelligent control and efficiency.