Top Large-Sat Companies

Operates a global multi-orbit satellite network providing broadband, narrowband, and secure communications for commercial aviation, maritime, enterprise, and defense markets

Develops and manufactures satellite systems for navigation, Earth observation, telecommunications, and reconnaissance, and produces aerospace structures and launcher components

Designs and manufactures satellite systems, orbital robotics, and geointelligence platforms for government, defense, and commercial space operators worldwide

Intergovernmental agency coordinating European space programs across science, Earth observation, navigation, telecommunications, and human spaceflight

Operates a multi-orbit fleet of GEO and MEO satellites delivering video distribution, data connectivity, and managed network services to broadcasters, telecom operators, and governments worldwide

Operates high-resolution Earth observation satellites and develops AI-powered spatial intelligence software for defense, intelligence, and commercial mapping applications

Operates a multi-orbit satellite fleet combining 33 geostationary satellites and a 600+ LEO constellation to deliver broadcast, broadband, and connectivity services globally

Operates the world's largest GEO satellite backbone delivering broadband, media, and mobility connectivity across 200+ countries via multi-orbit infrastructure

Operates a global GEO satellite fleet and is building Telesat Lightspeed, an enterprise-class LEO constellation delivering fiber-like broadband with ultra-low latency

Designs, mass-manufactures, and operates standardized spacecraft platforms and end-to-end mission solutions for national security and commercial constellation customers

Designs and manufactures large-scale, high-power satellite platforms with in-house electric propulsion and avionics for multi-orbit missions

Designs and manufactures electric propulsion systems for spacecraft, including Hall effect, electrospray, RF ion, and green monopropellant thrusters

Develops space-based solar power technology to beam continuous clean energy from geostationary orbit to Earth via wireless power transmission