# Andreessen Horowitz's Aerospace & Space Investments: 12 Startups in Its Portfolio (2026) > The 12 Aerospace & Space startups Andreessen Horowitz has backed, by stage: $3.0B raised between them. From the rounds we track; updated nightly. Source: https://millionrounds.com/portfolio-maps/andreessen-horowitz-aerospace-space-portfolio (Millionrounds; every figure on the page links to its filing or article) ## Series B 4 - [Amca](https://millionrounds.com/company/amca) - [Cowboy Space Corporation](https://millionrounds.com/company/cowboy-space-corporation) - [*S* Senra](https://millionrounds.com/company/senra) - [SkySafe](https://millionrounds.com/company/skysafe) ## Series A 3 - [Starcloud](https://millionrounds.com/company/starcloud) - [Aetherflux](https://millionrounds.com/company/aetherflux) - [Aerodome](https://millionrounds.com/company/aerodome) ## Pre-seed and seed 3 - [Lumen Orbit](https://millionrounds.com/company/lumen-orbit) - [Endeavor Optical Networks](https://millionrounds.com/company/endeavor-optical-networks) - [Spaceium](https://millionrounds.com/company/spaceium) ## Series C and later 2 - [Astranis](https://millionrounds.com/company/astranis) - [Northwood Space](https://millionrounds.com/company/northwood-space) ## Segment by segment ### Series B 4 startups · $758M raised - [**Amca**](https://millionrounds.com/company/amca) Amca, or the Advanced Manufacturing Company of America, is a leading aerospace and defense manufacturing firm based in El Segundo, United States $377M - [**Cowboy Space Corporation**](https://millionrounds.com/company/cowboy-space-corporation) Cowboy Space Corporation is a space infrastructure company dedicated to building orbital data centers for artificial intelligence. United States $275M - [*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 · $502M raised - [**Starcloud**](https://millionrounds.com/company/starcloud) Starcloud, Inc. United States $430M - [**Aetherflux**](https://millionrounds.com/company/aetherflux) Aetherflux develops a novel design for space. United States $50M - [**Aerodome**](https://millionrounds.com/company/aerodome) Aerodome is a developer of Drone-As-First-Responder technology that allows agencies to deploy drones for missions. United States $22M ### Pre-seed and seed 3 startups · $38M raised - [**Lumen Orbit**](https://millionrounds.com/company/lumen-orbit) Lumen Orbit is building a network of megawatt-scale data centers in space. United States $21M - [**Endeavor Optical Networks**](https://millionrounds.com/company/endeavor-optical-networks) Endeavor Optical Networks is a space communications startup building laser-based satellite links. United States $11M - [**Spaceium**](https://millionrounds.com/company/spaceium) Spaceium develops a spacecraft docking system to support interplanetary missions. Canada $6.3M ### Series C and later 2 startups · $1.7B raised - [**Astranis**](https://millionrounds.com/company/astranis) Astranis designs, builds, and operates the world’s most advanced high orbit satellites for sovereign connectivity. United States $1.2B - [**Northwood Space**](https://millionrounds.com/company/northwood-space) Northwood Space is a hardware solution that expands the orbits and frequency ranges available from the ground for satellite communication. United States $505M **How this map is made.** Every startup here works in Aerospace & Space and has raised money in a round we track that names Andreessen Horowitz 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) [Sector portfolio **Andreessen Horowitz's AI portfolio** 259 startups · $426B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-ai-portfolio)[Sector portfolio **Andreessen Horowitz's Fintech portfolio** 90 startups · $24B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-fintech-portfolio)[Sector portfolio **Andreessen Horowitz's Web3 & Crypto portfolio** 63 startups · $7.9B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-web3-crypto-portfolio)[Sector portfolio **Andreessen Horowitz's IT Services portfolio** 44 startups · $1.4B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-it-services-portfolio)[Sector portfolio **Andreessen Horowitz's Big Data & Analytics portfolio** 42 startups · $3.1B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-big-data-analytics-portfolio)[Sector portfolio **Andreessen Horowitz's Biotech portfolio** 36 startups · $6.3B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-biotech-portfolio) ## Raising from investors like Andreessen Horowitz? 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