Space Launchers

Modern launch vehicles need versatility and precision to place in orbit satellites and satellite constellations. WATT&WELL is able to supply electrical motor controllers required to reach the expected performances.


Some defense application requirements for reliability, safety, and security are stringent. The technology of fail-operational converters and WATT&WELL’s quality management system meet such requirements.


Nanosatellites are step-changing the space electronics project requirements. WATT&WELL proposes an agile and cost-oriented development approach from concept to production.

Electric Aircrafts & Helicopters

Aircraft designs are shifting from hydraulic, pneumatic, and combustion actuators to electrical motor controllers. WATT&WELL is committed to providing reliable and efficient power electronics equipment for such applications.


Aerospace Motor Controllers

Motor Controllers

Aerospace motor control is a key expertise of WATT&WELL. WATT&WELL engineers have worked on high-end motor control for more than 10 years.

Power Supplies

WATT&WELL has the building blocks and expertise to design any required aerospace power supply.

Control & Data Acquisition

WATT&WELL has building blocks and skills covering aerospace analog and digital hardware design, and communication stacks.

Fail-operational Systems

WATT&WELL masters aerospace fail-operational and fault-tolerant systems.


WATT&WELL Aerospace and Defense operates as a power electronics equipment provider for companies manufacturing space launchers, nanosatellites, helicopters, and electric aircraft.

Our mission is to step-change the aerospace and defense market with our low recurring costs, motor controllers, power supplies, and fail-operational controllers products.

Beyond its engineering expertise, WATT&WELL Aerospace and Defense is structured to provide the required quality management system and is EN 9100 compliant.


Latest News

EN9100 / AS9100 / JISQ9100 Certification   Keywords: Aerospace, Aviation, Space, Defense, 9100 series, certification,...
PhD Thesis: Development of advanced fault tolerant sensorless algorithms for PMSMs WATT & WELL has...
The 35th edition of the Space Symposium Disrupt the aerospace electronics business. Step change electronics...
Watt&Well 26

We're hiring !

We’re currently building the best team and would love for you to be a part of it! We’re looking for visionaries, resourceful optimists, builders, and out of the box thinkers. Put in other words, we want you. Have a look at our job offers!

"Working at Watt & Well is enabling my passion for electronics to benefit challenging projects. That feels very gratifying as I can lead wide required skills projects: power electronics, analog electronic, embedded control and project management. I have the chance to develop solutions with multicultural and open-minded experts. It offers an exciting environment aside from the fact that the lab and equipment are of high quality."

Maël Guilbaud – CTO

"Joining the innovative company Watt & Well is for me a great opportunity to discover a multicultural work environment where the sense of community and ideas sharing are essential values. Along with the human aspect, collaborating with highly qualified colleagues gives me the ability to enhance my technical skills. Furthermore, working at Watt & Well makes me an efficient member in an ambitious project that keeps moving toward a sustainable future."

Rédha Meghnous – PhD, Control Systems Engineer

"At Watt & Well we strive for technological excellence. Therefore, each engineer is pushed to be at the top in its field of expertise. I find that very stimulating."

Pascal Idoux – Production Manager