The 12 closest competitors and alternatives to Sidus Space, Inc. among aerospace & defense companies — ranked by similarity to what Sidus Space, Inc. actually does, not by market-cap band.
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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.
Sidus Space, Inc. is an aerospace & defense company headquartered in Merritt Island, United States. It is publicly listed (SIDU) with a market capitalisation of $64.9M. Xcout tracks 25 named people at Sidus Space, Inc., including Carol Craig (Chief Executive Officer).
19 more named people on record for Sidus Space, Inc., with roles, board committees and tenure — see the full roster →
Ranked by semantic similarity — how close each company is to Sidus Space, Inc. by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Defense and Space
BlueHalo is a defense and space manufacturing company specializing in government technology, manufacturing, and TMT verticals. Headquartered in Arlington, Virginia, the company develops advanced engineering solutions for national security and space missions. It maintains corporate offices and facilities across multiple locations including Arlington and Huntsville.
Similar aerospace & defense company
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 and Defense
Fenix Space Inc. is an aerospace and defense company focused on developing space launch platforms and flight operations facilities, including initiatives involving Hilo International Airport.
Space and Defense
Eon Space Labs is a defense and space manufacturing company founded in 2021 and headquartered in Hyderabad, India. The company engineers precision optical and imaging systems for space, aerial, and ground applications, developing SWaP-optimized optical payloads.
Aerospace
Redwire is an integrated aerospace and defense company that specializes in advanced technologies. The company focuses on space-based defense and multi-domain operations, with approximately 1,300 employees located across the United States and Europe.
Similar aerospace & defense company
General Hypersonics (Pipeline2Space, Inc.) develops reusable rocketless launch and hypersonic technology designed to propel vehicles past Mach 5 using ground-based engines and small second-stage boosters. The company primarily serves national defense agencies, the military, and aerospace contractors by providing mobile, fixed, and offshore deployment platforms for scalable access to space and hypersonic testing.
Defense
Sphinx Defense develops high-performance software and custom engineering solutions for secure satellite operations and ground data transfers. The company serves government and commercial organizations involved in complex space missions.
Defense
SciTec, Inc. is a U.S. defense and scientific-technology contractor that develops data-processing systems, algorithms, and software for remote sensing, space-based missile warning, and environmental monitoring. It primarily serves U.S. government customers, including defense, intelligence, and civil agencies.
Aerospace
Ethos Space Resources is a defense and space manufacturing startup based in Los Angeles, California. Founded in 2022 with deep ties to SpaceX, the company aims to industrialize the Moon by developing advanced lunar infrastructure.
Aerospace
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
Outpost Space, also known as Outpost Technologies Corporation, is a defense and space manufacturing company headquartered in Los Angeles that builds fully-reusable orbital shipping containers for through-space delivery anywhere on Earth.
Aerospace
Ursa Major designs and manufactures aerospace and defense systems, including hypersonics, solid rocket motors, and space propulsion technologies. Utilizing additive manufacturing and modular architectures, the company serves the defense and aerospace sectors by providing scalable, American-made propulsion systems and all-up rounds for various missions.
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