Stratosyst is a pioneering Czech company specializing in High Altitude Pseudo-satellites (HAPS). Our innovative HAPS services encompass Earth observation, navigation, telecommunications, testing, and defense. Proud holders of a DOA certificate for aircraft design, we offer cutting-edge technology with features like the Skyrider Payload, power supply up to 5kW, station keeping up to 12 m/s, and mission durations spanning weeks to months. With a commitment to sustainability, our missions boast zero CO2 emissions and are fully reusable.

Our versatile applications range from Earth observation and remote sensing to 5G communication solutions, disaster management support, and defense services. Through strategic partnerships, remarkable accomplishments like winning the Galileo Masters 2018, and participation in prestigious events such as IAC, we continue to push the boundaries of aerospace technology. Join us on our journey towards the skies and beyond. Visit our website for more information.