Nimesis, a key-supplier of smart actuators for space

Nimesis is designing and manufacturing space actuators and mechanisms. Thanks to its expertise in Shape Memory Alloy technology (SMA), Nimesis offers smart actuators with high performances.

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ReleaZ

TRL 9

Triggy

TRIGGY is the ideal actuator for deploying, locking/unlocking, releasing, or dismantling space mechanisms.

Our space actuators

Every spacecraft need actuators to perform any movement as locking or unlocking, deploying or releasing antennas or solar panels even dismantling stage of rockets – including satellites, rovers and launchers.

Discover our full range of exclusive smart actuators (HDRA) developed by our experts.

TRL 9

Triggy

Small but powerful

TRIGGY is ideal for scenarios where reliability and efficiency are critical, providing secure locking and effortless unlocking of spacecraft appendages.

TRL 4

Gripper

Thin with high precision

GRIPPER is designed for high precision and reliability, making it ideal for applications requiring minimal space and maximum efficiency and shock-free operation.

TRL 3

Satlatch

Hold Down and Release Mechanism

SATLATCH mechanisms are suitable for systems requiring secure locking and gradual, controlled release of systems or sub-systems, guaranteeing precision and reliability in rotational movements.

TRL 3

Harper

Compact and fast actuator

HARPER is an ultra-thin and fast HDRA-type actuator. HARPER is an ultra-thin and fast HDRA-type actuator. The operating principle is based on releasing a tie rod by spreading two jaws.

Harper is designed for high-speed, precision-demanding environments, ensuring reliable and perfectly synchronized operations.

TRL 5

Hector

Precise and reliable angular movements

HECTOR is a rotary actuator. It allows an angular amplitude of 90 to 180°.

HECTOR is ideal for applications requiring controlled rotation and high torque.

TRL 3

Jack

A compact pinpuller

JACK is designed for demanding situations requiring fast, reliable removal of its active part, offering long service life and easy reusability in a variety of conditions.

TRL 4

Lara

Hold and release

LARA was engineered for demanding uses requiring rapid, reliable load holding and release, delivering precise synchronization and effortless reusability, especially for cap and stage separation on mini and micro launchers.

TRL 5

Stepper

A step-by-step actuator

STEPPER is ideal for environments requiring precise, progressive rotation adjustments, offering robustness and precision under extreme conditions.

TRL 9

Murphy

For dismantling end-of-life spacecraft

MURPHY is designed to be activated precisely and reliably at very high temperatures during atmospheric re-entry, guaranteeing the disintegration of massive assemblies with no risk of fallout on earth.

Our values

Nimesis is more than just a company specializing in the space industry. We are 17 enthusiasts, united by shared values that guide our every action and decision. These values are the foundation of our corporate culture and the driving force behind our success in the space industry.

Audacity

Boldness is in our DNA. In a sector as innovative and competitive as the space industry, we dare to dream big and act accordingly. We encourage initiative, value innovative ideas and aren't afraid to push the boundaries of what's possible. Our audacity drives us to take on the most complex challenges and turn the impossible into reality.

Excellence

Excellence is our standard. We strive for excellence in everything we do. We cultivate technical expertise, maintain unfailing rigor in our processes, and constantly strive to improve the quality of our products and services. Excellence is not an option, it's our daily commitment.

Recognition

Recognition is at the heart of our relationships. We firmly believe that every contribution, large or small, deserves to be valued. We cultivate an environment of mutual respect where everyone's efforts and achievements are recognized and celebrated. This culture of gratitude strengthens our cohesion and motivates every team member to give their best.

Family Spirit

More than a team, we're a family. With 17 employees, we are fortunate to be able to maintain a warm, family atmosphere. This family spirit translates into strong cohesion, natural mutual support and mutual benevolence. We look out for each other, celebrate our successes together and support each other in difficult times. This closeness is our strength and what sets us apart in the space sector.