The aviation sector across the world is undergoing a major shift toward cleaner technologies, and Beyond Aero has taken an important step forward in this transition.
The Paris-headquartered company recently completed the Preliminary Design Review (PDR) of its hydrogen-electric business aircraft.
The step marks a critical phase where the project moves from early concepts into more detailed engineering and development.
Aircraft’s overall design is mature enough to proceed with toward production
This milestone indicates that the aircraft’s overall design is mature enough to proceed with confidence toward production and certification, according to the company.
At the core of Beyond Aero’s innovation is its use of hydrogen-electric propulsion, a system that generates power through hydrogen fuel cells instead of traditional jet fuel combustion. This approach produces only water as a by-product, making it a promising solution for reducing aviation emissions. By focusing on business aviation, a segment known for its relatively high carbon footprint per passenger, the company aims to make a meaningful impact on sustainability while demonstrating the viability of hydrogen-powered flight.
“The Preliminary Design Review confirms that the aircraft configuration and its major systems — propulsion, hydrogen storage, aerodynamics and avionics — have reached the level of maturity required to support a certifiable architecture,” said Luiz Oliveira, chief engineer at Beyond Aero.
“With this milestone completed, the program moves on schedule into detailed design and verification of the aircraft’s integrated systems.”
Hydrogen-electric propulsion
A notable aspect of the project is its strong emphasis on safety and regulatory compliance. Beyond Aero is designing its aircraft in line with established certification standards typically applied to commercial aircraft, ensuring that the final product meets rigorous aviation safety requirements. Early collaboration with regulators such as the European Union Aviation Safety Agency helps streamline the certification pathway and reduces potential delays later in development.
“The completion of the Preliminary Design Review demonstrates that a certifiable hydrogen-powered business aircraft is achievable,” said Eloa Guillotin, Chief Executive Officer of Beyond Aero.
“Our objective is to develop a new business aircraft tailored to the constraints of hydrogen-electric propulsion, while meeting the performance, safety, and operational standards expected in business aviation.”
The company’s progress is supported by extensive testing and validation efforts. These include successful trials of smaller-scale prototypes as well as the development of advanced ground testing systems to evaluate the performance of the propulsion technology. Such a methodical approach allows engineers to refine the system based on real-world data, improving reliability and reducing technical risks before full-scale production.
Beyond Aero is also working to build the necessary ecosystem for hydrogen aviation. This includes partnerships with industry players, airport operators, and energy providers to ensure that hydrogen infrastructure will be available when the aircraft enters service. By addressing both the aircraft design and the supporting environment, the company is taking a comprehensive approach to bringing hydrogen-powered aviation closer to reality.