EVOLEO Technologies is a European engineering company developing flight-grade electronic subsystems for space, defence and other high-reliability applications. Its work focuses on power management, onboard command and control, and the test systems used to qualify these technologies. The company also offers engineering solutions and technology expertise for demanding operational environments, with systems designed for use across different orbital contexts, including low Earth orbit and geostationary orbit.

Founded in 2007 and headquartered in Maia, Portugal, EVOLEO has an office in Munich, Germany. Its electronics have been in orbit since 2013, and the company cites four products or systems at Technology Readiness Level 9. Its mission heritage includes Alphasat TDP8, the ISS ANITA2 experiment, VIKI for Ariane 5 and Ariane 6, and the ESAIL AIS mission. The European Space Agency is identified as a reference customer. EVOLEO combines subsystem development with qualification testing, supporting customers working on space missions, defence programmes and other applications where reliability is essential.