# Alumni Ventures' Aerospace & Space Investments: 31 Startups in Its Portfolio (2026)

> The 31 Aerospace & Space startups Alumni Ventures has backed, by stage: $5.6B raised between them. From the rounds we track; updated nightly.

Source: https://millionrounds.com/portfolio-maps/us-strategic-tech-fund-an-alumni-ventures-fund-aerospace-space-portfolio (Millionrounds; every figure on the page links to its filing or article)

## Stage not reported

9

- [Loft Orbital](https://millionrounds.com/company/loft-orbital)
- [Astra](https://millionrounds.com/company/astra)
- [ION Storage Systems](https://millionrounds.com/company/ion-storage-systems)
- [EVA](https://millionrounds.com/company/eva)
- [BQP](https://millionrounds.com/company/bqp)
- [Xplore](https://millionrounds.com/company/xplore)
- [Slingshot Aerospace](https://millionrounds.com/company/slingshot-aerospace)
- [Zeno Power](https://millionrounds.com/company/zeno-power)
- [Teal Drones](https://millionrounds.com/company/teal-drones)

## Pre-seed and seed

7

- [Radian](https://millionrounds.com/company/radian)
- [Lux Aeterna](https://millionrounds.com/company/lux-aeterna)
- [Aethero](https://millionrounds.com/company/aethero)
- [Kayhan Space](https://millionrounds.com/company/kayhan-space)
- [Spaceium](https://millionrounds.com/company/spaceium)
- [BosonQ Psi](https://millionrounds.com/company/bosonq-psi)
- [Astro Mechanica](https://millionrounds.com/company/astro-mechanica)

## Series C and later

7

- [CesiumAstro](https://millionrounds.com/company/cesiumastro)
- [Impulse Space](https://millionrounds.com/company/impulse-space)
- [Axiom Space](https://millionrounds.com/company/axiom-space)
- [Varda Space Industries](https://millionrounds.com/company/varda-space-industries)
- [HawkEye 360](https://millionrounds.com/company/hawkeye-360)
- [Fleet Space Technologies](https://millionrounds.com/company/fleet-space-technologies)
- [Ursa Major](https://millionrounds.com/company/ursa-major)

## Series B

5

- [Starfish Space](https://millionrounds.com/company/starfish-space)
- [Heart Aerospace](https://millionrounds.com/company/heart-aerospace)
- [Cambium](https://millionrounds.com/company/cambium)
- [*S* Senra](https://millionrounds.com/company/senra)
- [SkySafe](https://millionrounds.com/company/skysafe)

## Series A

3

- [Swarm Aero](https://millionrounds.com/company/swarm-aero)
- [H3X Technologies](https://millionrounds.com/company/h3x-technologies)
- [Scout Space](https://millionrounds.com/company/scout-space)

## Segment by segment

### Stage not reported

9 startups · $382M raised

- [**Loft Orbital**](https://millionrounds.com/company/loft-orbital) Loft Orbital is a French-American space infrastructure company founded in 2017, specializing in Space Infrastructure as a Service. United States $186M
- [**Astra**](https://millionrounds.com/company/astra) United States $123M
- [**ION Storage Systems**](https://millionrounds.com/company/ion-storage-systems) ION Storage Systems, based in Beltsville, Maryland, specializes in the manufacturing of advanced solid-state batteries (SSBs) desi United States $35M
- [**EVA**](https://millionrounds.com/company/eva) EVA develops drone charging infrastructure to facilitate drone applications all across the globe. - $12M
- [**BQP**](https://millionrounds.com/company/bqp) BQP, also known as BosonQ Psi Corp., is a private software startup based in Syracuse, New York, founded in 2020. United States $9.8M
- [**Xplore**](https://millionrounds.com/company/xplore) A community marketplace offering open-banking-enabled payments & Fortune 500 technology for independents to manage and grow their United States $7.2M
- [**Slingshot Aerospace**](https://millionrounds.com/company/slingshot-aerospace) Slingshot Aerospace builds space data, analytics, and simulation solutions. United States $4.8M
- [**Zeno Power**](https://millionrounds.com/company/zeno-power) Zeno 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

- [**Radian**](https://millionrounds.com/company/radian) Agile Thermal Analysis for Space United States $28M
- [**Lux Aeterna**](https://millionrounds.com/company/lux-aeterna) Lux Aeterna is an animation studio that provides visual effects and animation services for television and film. United States $10M
- [**Aethero**](https://millionrounds.com/company/aethero) Aethero is a space technology company that specializes in high-performance, radiation-hardened computers and edge computing soluti United States $8.4M
- [**Kayhan Space**](https://millionrounds.com/company/kayhan-space) Kayhan Space is a U.S.-based space technology company founded in 2019, located in Broomfield, Colorado. United States $7.0M
- [**Spaceium**](https://millionrounds.com/company/spaceium) Spaceium develops a spacecraft docking system to support interplanetary missions. Canada $6.3M
- [**BosonQ Psi**](https://millionrounds.com/company/bosonq-psi) Simulation software startup ‚Äãleveraging Quantum computing to accelerate advanced simulations for highly-engineered products. United States $3.0M
- [**Astro Mechanica**](https://millionrounds.com/company/astro-mechanica) Astro Mechanica is an aerospace company dedicated to developing advanced flight systems, including engines, airframes, and propuls United States $500K

### Series C and later

7 startups · $4.6B raised

- [**CesiumAstro**](https://millionrounds.com/company/cesiumastro) CesiumAstro is an aerospace and defense startup based in Austin, Texas, founded in 2017. United States $1.8B
- [**Impulse Space**](https://millionrounds.com/company/impulse-space) Impulse Space is a private aerospace startup based in Redondo Beach, California, founded in September 2021 by Tom Mueller, a propu United States $1.3B
- [**Axiom Space**](https://millionrounds.com/company/axiom-space) Axiom Space, Inc. United States $525M
- [**Varda Space Industries**](https://millionrounds.com/company/varda-space-industries) Varda Space Industries is a private American company based in El Segundo, California, focused on space manufacturing. United States $438M
- [**HawkEye 360**](https://millionrounds.com/company/hawkeye-360) HawkEye 360 is a data analytics company that develops space-based radio frequency mapping. United States $379M
- [**Fleet Space Technologies**](https://millionrounds.com/company/fleet-space-technologies) Fleet Space Technologies is an Australian space company based in Adelaide, South Australia. Australia $107M
- [**Ursa Major**](https://millionrounds.com/company/ursa-major) Ursa Major crafts natural skin care products made with healthy ingredients and robust formulations. United States $105M

### Series B

5 startups · $443M raised

- [**Starfish Space**](https://millionrounds.com/company/starfish-space) Starfish Space is an American aerospace company located in Tukwila, Washington. United States $129M
- [**Heart Aerospace**](https://millionrounds.com/company/heart-aerospace) Heart Aerospace is a manufacturer of hybrid-electric regional aircraft, focused on creating sustainable air travel solutions. Sweden $107M
- [**Cambium**](https://millionrounds.com/company/cambium) Cambium is an advanced materials company based in California, specializing in high-performance materials for defense, aerospace, a United States $100M
- [*S* **Senra**](https://millionrounds.com/company/senra) United States $65M
- [**SkySafe**](https://millionrounds.com/company/skysafe) SkySafe 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 Aero**](https://millionrounds.com/company/swarm-aero) Swarm Aero is a defense technology startup founded in 2022, based in Oxnard, California. United States $35M
- [**H3X Technologies**](https://millionrounds.com/company/h3x-technologies) H3X Technologies is an engineering and electric motor manufacturing company based in Louisville, Colorado. United States $20M
- [**Scout Space**](https://millionrounds.com/company/scout-space) Scout 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.

## More portfolio maps

[All portfolios](https://millionrounds.com/portfolio-maps)

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