Comet is Apex's large productized satellite bus for heavy payloads up to 3,000 kg and peak power above 20 kW.

Apex manufactures productized, configurable satellite bus platforms at scale for commercial and government missions.
Apex designs and mass-produces productized satellite bus platforms intended to eliminate the satellite production bottleneck. Founded in 2022 by Ian Cinnamon and Max Benassi in Los Angeles, the company blends traditional aerospace methods with lessons from high-rate terrestrial manufacturing to deliver standardized buses across LEO, MEO, and GEO orbits.
Its three platform lines — Aries, Nova, and Comet — cover payloads from 150 kg to 3,000 kg and support defense, remote sensing, communications, and proliferated constellation missions. Apex has raised multiple funding rounds, operates a Los Angeles production facility, and supplies buses to defense primes, the U.S. government, and commercial constellation developers.
Companies similar to Apex include Lockheed Martin, K2 Space, Terran Orbital and Blue Canyon Technologies.
Apex was founded in 2022.
Apex's headquarters is located in Los Angeles, CA, US.
Apex's most recent funding round was for $200M (USD) in June 2026.
As of Jun 1, 2026, Apex has disclosed funding of $722M (USD). Undisclosed round amounts are excluded.
Apex has 348 employees as of Jun 13, 2026.

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