OHB Hellas

Founded in 2018, OHB Hellas is a defense subsystem manufacturer based in Marousi, Greece working in space, defense software & ai.

OHB Hellas is Greece's first dedicated space systems company and a subsidiary of the German OHB SE Group. Founded in 2018 following a memorandum of understanding with the Greek State, it works on satellites, ground systems, orbital high-performance computing, mission analysis and AI for Earth observation. Its activities include contributions to ESA programmes such as LISA and PLATO, the GIASaaS Satellite-as-a-Service platform, and onboard AI for fire and cloud detection that runs on edge hardware such as Google Coral and Xilinx KRIA. The company has offices in Athens and Heraklion, Crete, and is wholly owned by OHB SE. It also reports participation in the DEFEA 2025 defence exhibition and describes itself as a Defense Research Partner.