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CesiumAstro competitors & alternatives
The 12 closest competitors and alternatives to CesiumAstro among aerospace companies — ranked by similarity to what CesiumAstro actually does, not by market-cap band.
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About CesiumAstro
CesiumAstro is a company headquartered near Austin, Texas, that specializes in communication systems for space, air, and other applications.
CesiumAstro at a glance
CesiumAstro is an aerospace company headquartered in United States. Its most recent funding round, Series C, raised $470M in February 2026. Xcout tracks 9 named people at CesiumAstro, including Ken Smith (CFO). Xcout recorded 1 job posting from CesiumAstro in the last 90 days.
CesiumAstro leadership
- Ken SmithCFO
- Chris Pappas IIIExecutive Officer
- Kenneth SmithExecutive Officer
- Krystle CaponioExecutive Officer
- Daniel SableDirector
- Jonathan HodockDirector
3 more named people on record for CesiumAstro, with roles, board committees and tenure — see the full roster →
CesiumAstro funding rounds
The 6 most recent:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Series C | $470M | 10 named | |
| SEC Form D filing | $270.5M | — | |
| Series C | $65M | 10 named | |
| SEC Form D filing | $30M | — | |
| SEC Form D filing | $2.1M | — | |
| Series C | $60M | 11 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Hiring at CesiumAstro
Xcout recorded 1 job posting from CesiumAstro in the last 90 days, from a hiring record Xcout has kept since June 2026.
The weekly hiring trend, the roles and locations behind it — see CesiumAstro's hiring signals →
Recent CesiumAstro news
Top 12 CesiumAstro competitors
Ranked by semantic similarity — how close each company is to CesiumAstro by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Similar aerospace company
Firefly Aerospace, Inc. (Firefly) is an American aerospace firm based in Cedar Park, Texas. Firefly develops small- and medium-lift launch vehicles for commercial launches to orbit. Firefly's stated purpose is to increase access to space, similar to other private spaceflight companies.
Similar aerospace company
Millennium Space Systems designs and manufactures high-performing small satellite systems and constellations for defense and commercial customers. The company provides agile, autonomous spacecraft and mission solutions across low, medium, geosynchronous, very-low Earth, and cis-lunar orbits for applications including missile warning, tactical intelligence, surveillance, reconnaissance, and communications.
Aerospace & Defense
Aegis Aerospace Inc. is a woman-owned space and technology company engaged in defense and space manufacturing. Headquartered in Webster, Texas, the company is located near the NASA Johnson Space Center.
Aerospace / Defense
Orbit Communication Systems is a global provider of satellite tracking, airborne communications, maritime communications, ground-station, and telemetry solutions. The company serves commercial and government establishments across air, sea, and land domains with products including audio management systems, multi-purpose terminals, and electronically steerable antennas.
Similar aerospace company
Initium Aerospace is an aviation and aerospace component manufacturing company headquartered in San Francisco, California. It specializes in space research, technology, and aerospace engineering solutions.
Aerospace & Defense
ExoAnalytic Solutions, Inc. is a scientific, engineering, and technology applications company headquartered in Foothill Ranch, California. The firm provides advanced research, software products, and technical services primarily to the U.S. Department of Defense and aerospace sectors. It specializes in space situational awareness, modeling, and data analytics applications.
Similar aerospace company
Red Canyon Engineering & Software is an aerospace engineering and software-services company supporting spacecraft and space missions. It serves government and commercial aerospace customers, including NASA and defense-related organizations, with systems engineering, flight software, mission operations, and related technical services.
Aerospace & Defense
Innoflight is a non-traditional defense contractor headquartered in San Diego, California, dedicated to innovative, compact, high-performance, and cyber-secure space avionics and RF radios.
Defense & Aerospace
Aeronix Technologies Group is a supplier of mission systems, data transfer, signal analysis, and communication products, with its primary headquarters located in Melbourne, Florida.
Similar aerospace company
Firehawk Aerospace Inc. is an aerospace and defense company headquartered in Dallas, Texas, that specializes in scaling solid rocket propulsion and advanced energetics.
Aerospace and Defense
Newspace Research and Technologies designs and develops persistent drones for earth observation and communications, with its headquarters in Bengaluru, India.
Aerospace & Defense
Sidus Space is a space and defense technology company headquartered on Florida's Space Coast. The company operates a large manufacturing and testing facility, specializing in dual-use satellite manufacturing and technology.
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