Alternatives to Nebex

European private space ventures redefining independent orbital infrastructure.

A global leader in space and defense technology solutions.

Building satellites for very low Earth orbit (VLEO) to advance global connectivity and insight.

Develops radiation shielding solutions for space.

Japanese space tech startup developing hybrid rocket propulsion systems for satellite, launch, defense, and security applications.

A next-generation commercial space station for the post-ISS low-Earth orbit economy.

Enabling scalable, low-cost space-to-Earth laser communications.

Designs and manufactures spacecraft solutions for government and commercial customers.

Developing reusable spacecraft to manufacture pharmaceuticals and high-end materials in microgravity for Earth use.

Building a space-based economy with a reusable spaceplane and orbital destinations.

Designs, manufactures, and launches advanced rockets and spacecraft, aiming to make humanity multiplanetary.

Specializes in plasma propulsion systems for spacecraft.

A leading enabler of the new space economy, specializing in 3D-printed satellite components and systems.

Designs and manufactures microsatellites for Earth observation, specializing in wildfire detection.

Building ultrathin, flexible, and efficient solar cells for spacecraft.

Specializes in propulsion systems for small satellites.

Developing fully reusable rockets for low-cost, on-demand access to and from space.

Developing large, cost-effective, deployable solar arrays for satellites.

Provider of space domain awareness, intelligence, and advanced missile defense technology solutions.

A Spanish company developing small satellite launch vehicles.