Sector portfolio · VC firm · United States
Alumni Ventures' Aerospace & Space portfolio
Alumni Ventures has backed 31 Aerospace & Space startups in rounds we track, $5.6B between them, shown by the stage each has reached. The best-funded is Cesiumastro.
31startups backed
5stages
$5.6Braised between them
Stage not reportedbiggest stage
Funding by segment
- Stage not reported$382M9
- Pre-seed and seed$63M7
- Series C and later$4.6B7
- Series B$443M5
- Series A$74M3
Where they are based
- United States27$5.3B
- Canada1$6.3M
- Australia1$107M
- Sweden1$107M
United States
Canada
Australia
SwedenFounded
2Earlier
12
13
114
315
216
417
218
619
220
421
122
123
24
25
26
3 without a founding year on record.
Total raised
- Under $1M2
- $1M to $10M8
- $10M to $50M8
- $50M to $250M8
- $250M to $1B3
- $1B and over2
Each dot is a startup: the year it was founded across, the total it has raised up (each line is ten times the one below). Pick a segment to pick it out.
28 of 31 startups shown; the rest have no founding year or amount on record.
- 1 to 2
- 3 to 7
- 8 to 24
- 25 to 99
- 100 and more
- United States27
- Canada1
- Australia1
- Sweden1
Startups by country, 4 countries in all.
Segment by segment
Stage not reported
9 startups · $382M raised
Loft OrbitalLoft Orbital is a French-American space infrastructure company founded in 2017, specializing in Space Infrastructure as a Service.United States$186M
AstraUnited States$123M
ION Storage SystemsION Storage Systems, based in Beltsville, Maryland, specializes in the manufacturing of advanced solid-state batteries (SSBs) desiUnited States$35M
EVAEVA develops drone charging infrastructure to facilitate drone applications all across the globe.-$12M
BQPBQP, also known as BosonQ Psi Corp., is a private software startup based in Syracuse, New York, founded in 2020.United States$9.8M
XploreA community marketplace offering open-banking-enabled payments & Fortune 500 technology for independents to manage and grow their United States$7.2M
Slingshot AerospaceSlingshot Aerospace builds space data, analytics, and simulation solutions.United States$4.8M
Zeno PowerZeno Power is a deeptech company founded in 2018, based in Seattle, Washington, with additional offices in Washington, D.C.United States$3.6M
Pre-seed and seed
7 startups · $63M raised
RadianAgile Thermal Analysis for SpaceUnited States$28M
Lux AeternaLux Aeterna is an animation studio that provides visual effects and animation services for television and film.United States$10M
AetheroAethero is a space technology company that specializes in high-performance, radiation-hardened computers and edge computing solutiUnited States$8.4M
Kayhan SpaceKayhan Space is a U.S.-based space technology company founded in 2019, located in Broomfield, Colorado.United States$7.0M
SpaceiumSpaceium develops a spacecraft docking system to support interplanetary missions.Canada$6.3M
BosonQ PsiSimulation software startup ‚Äãleveraging Quantum computing to accelerate advanced simulations for highly-engineered products.United States$3.0M
Astro MechanicaAstro Mechanica is an aerospace company dedicated to developing advanced flight systems, including engines, airframes, and propulsUnited States$500K
Series C and later
7 startups · $4.6B raised
CesiumAstroCesiumAstro is an aerospace and defense startup based in Austin, Texas, founded in 2017.United States$1.8B
Impulse SpaceImpulse Space is a private aerospace startup based in Redondo Beach, California, founded in September 2021 by Tom Mueller, a propuUnited States$1.3B
Axiom SpaceAxiom Space, Inc.United States$525M
Varda Space IndustriesVarda Space Industries is a private American company based in El Segundo, California, focused on space manufacturing.United States$438M
HawkEye 360HawkEye 360 is a data analytics company that develops space-based radio frequency mapping.United States$379M
Fleet Space TechnologiesFleet Space Technologies is an Australian space company based in Adelaide, South Australia.Australia$107M
Ursa MajorUrsa Major crafts natural skin care products made with healthy ingredients and robust formulations.United States$105M
Series B
5 startups · $443M raised
Starfish SpaceStarfish Space is an American aerospace company located in Tukwila, Washington.United States$129M
Heart AerospaceHeart Aerospace is a manufacturer of hybrid-electric regional aircraft, focused on creating sustainable air travel solutions.Sweden$107M
CambiumCambium is an advanced materials company based in California, specializing in high-performance materials for defense, aerospace, aUnited States$100M- SSenraUnited States$65M
SkySafeSkySafe allows governments, law enforcement, airports, cities, and more to manage their airspace with real-time drone data and analytics.United States$42M
Series A
3 startups · $74M raised
Swarm AeroSwarm Aero is a defense technology startup founded in 2022, based in Oxnard, California.United States$35M
H3X TechnologiesH3X Technologies is an engineering and electric motor manufacturing company based in Louisville, Colorado.United States$20M
Scout SpaceScout Space is a U.S.United States$19M
How this map is made. Every startup here works in Aerospace & Space and has raised money in a round we track that names Alumni Ventures as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.
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