Hertz Systems

Hertz Systems Ltd Sp. z o.o. is headquartered in Zielona Góra and designs, develops and produces technology for defence and security in Poland. The company cites more than 35 years of experience.

Its main product line is HAWK C-UAS, an integrated multi-sensor system for detecting, tracking and neutralising unmanned aircraft, offered in the Sentinel, Expedition, Portable and Nomad variants. The HAWK C2 command and control software fuses data from 3D/4D radars, radio direction finders, Remote ID decoders, EO/IR heads and acoustic sensors, and coordinates kinetic effectors such as interceptor drones as well as non-kinetic RF jammers. At MSPO 2026, HAWK Expedition received an award from the Commander of the Polish Territorial Defence Force.

Hertz Systems also builds military GNSS receivers for positioning, navigation and timing on military platforms, including the HGRST and HGPST families. In September 2026 the company was among 86 Polish firms that received contracts from the Ministry of National Defence for tasks supporting the Polish Armed Forces.