Alternatives to Sublimeair

Designs, builds, and operates unmanned aerial systems (UAS) for logistics, civil protection, and defense.

Developing and deploying advanced autonomous drones for critical missions.

Mission-critical drone operations software

Develops autonomous eVTOL cargo aircraft for heavy-lift logistics.

Global aerospace and defense company producing business jets, combat vehicles, submarines, and IT services.

Develops AI-powered, multi-domain unmanned aerial systems for defense and commercial applications.

Provides software for space situational awareness and operations.

Developing space infrastructure for data centers and beyond.

Operating the world's only commercial fleet of flight-ready MACH 2+ supersonic aircraft for space launch.

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

Designs and manufactures spacecraft solutions for government and commercial customers.

Develops autonomous hybrid-electric VTOL cargo aircraft for middle-mile logistics and defense.

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

Aerial robotics company focused on autonomous inspection robots.

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

Hypersonic aircraft manufacturer building high-Mach vehicles for national defense and rapid global transport.

A global leader in space and defense technology solutions.

European private space ventures redefining independent orbital infrastructure.

Designs and manufactures advanced unmanned aerial systems (UAS) for defense and public safety.

Indian rocket startup preparing for the country's first private orbital launch.

A European satellite constellation and data services company.

Digitizing and automating airspace management for safe drone integration.

AI-native platform for autonomous, coordinated multiship drone operations.

NASA-inspired fire tech startup developing infrasound-based fire defense systems that detect and suppress fires without water or chemicals.

Specializes in plasma propulsion systems for spacecraft.

Designs and manufactures advanced unmanned aerial vehicles and critical UAV components for government and commercial clients.

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.

Developing next-generation commercial space stations to enable long-term human presence and microgravity research.

German startup developing hybrid-propulsion rockets for cost-effective satellite launches.

Developing autonomous firefighting drones for early wildfire suppression using AI-powered aerial systems.

Developing space-based solar power technology.

Developing large unmanned aerial vehicles and sophisticated swarm command and control software for defense.

Empowering the world with Earth observation data from microsatellites.

Hypersonic travel startup developing rotating detonation rocket engines for Mach 9 passenger flight.

Develops and operates small satellites and provides AI-powered Earth observation data analytics.

A French aerospace startup developing sustainable aircraft.

Portuguese drone manufacturer and partner in Intelic's European defence procurement hub.

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

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

AI-powered procurement platform automating aircraft parts sourcing for airlines and maintenance providers.

Advanced greenhouse gas monitoring technology from space using miniaturized SWIR imager and micro-LIDAR instruments.

Automated aircraft inspection using autonomous drones and artificial intelligence.

Specializes in propulsion systems for small satellites.

Drone technology

Rocket engine manufacturer for launch and in-space applications.

Developing electric vertical takeoff and landing (eVTOL) aircraft for urban air mobility.

Provides test and operations execution software for complex systems.

Developing the world's first sustainable supersonic airliner.

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

Developer of SkyOS, a universal, semi-automated flight operating system for aircraft.

Building the first and only space-based cellular broadband network connecting directly to standard mobile phones.

A Spanish company developing small satellite launch vehicles.

Building the next era of global positioning, navigation, and timing (PNT) infrastructure.

AI-driven satellite data compression platform to optimize transmission and storage of Earth observation data.

Capella Space builds and operates a constellation of Synthetic Aperture Radar (SAR) satellites for Earth observation.

Provides micro-propulsion and component solutions for satellites.