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Where innovation
takes flight.

about us


We’re taking aviation to new heights.

Join us on our journey to more sustainable aviation !

As the world grapples with the effects of climate change, we must all, collectively, act now. The good news is, we have the solution to make a difference and have a positive impact : hybrid electric technology.

It’s not just a trend. It is, and will be, the most sustainable way to decarbonize air transport. Welcome on board the long haul flight to cleaner connections.

(Our technology)

Decarbonizing air transport with hybrid electric propulsion technology and sustainable aircraft.

High performance solutions to drive progress forward

Our technology has the potential to enable and boost the energy transition in aviation to reach carbon neutrality by 2050

Lead the environmental charge with reduced noise, reduced CO2 emissions and reduced costs.

(sterna’s carbon emission reduction)*

Up to


(atea’s carbon emission reduction)*

Up to


*compared to conventional aicrafts

a winding road in the middle of a foresta drawing of a propeller on a black background
the inside of a computer case with many wires

(Our products)


Our unique hybrid-electric propulsion technology.

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The first aircraft with Sterna inside, for passenger transport, medical and cargo.

A 3D model of Atea

Inflight insights

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Advanced Air Mobility

Jean-Christophe Lambert's Groundbreaking Article about Hybrid Propulsion for VTOLs in "Réalités Industrielles"

Jean-Christophe Lambert Writes a Great and Complete Article about Hybrid Propulsion for VTOLs in te Latest Issue of "Réalités Industrielles"

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StartAir Club by GIFAS Establishes Inaugural Board with CEO Jean-Christophe Lambert Appointed as President

StartAir Club by GIFAS Appoints New Leadership to Drive Innovation in French Aerospace Industry

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Sustainable aviation

The Mysteries of Aviation Batteries: Discover our New Video Series!

We Unveil 'Did You Know About?' Video Series, Starting with Aviation Batteries

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