# Washington Harbour Partners Lp's Aerospace & Space Investments: 11 Startups in Its Portfolio (2026) > The 11 Aerospace & Space startups Washington Harbour Partners Lp has backed, by stage: $5.9B raised between them. From the rounds we track; updated nightly. Source: https://millionrounds.com/portfolio-maps/washington-harbour-partners-lp-aerospace-space-portfolio (Millionrounds; every figure on the page links to its filing or article) ## Series C and later 3 - [Stoke Space Technologies](https://millionrounds.com/company/stoke-space-technologies) - [Northwood Space](https://millionrounds.com/company/northwood-space) - [Hidden Level](https://millionrounds.com/company/hidden-level) ## Series B 2 - [Turion Space](https://millionrounds.com/company/turion-space) - [Anello Photonics](https://millionrounds.com/company/anello-photonics) ## Series A 2 - [Kapta Space](https://millionrounds.com/company/kapta-space) - [Scout Space](https://millionrounds.com/company/scout-space) ## Stage not reported 2 - [Vulcan Elements](https://millionrounds.com/company/vulcan-elements) - [Array Labs](https://millionrounds.com/company/array-labs) ## Growth 2 - [Stoke Space](https://millionrounds.com/company/stoke-space) - [Apex](https://millionrounds.com/company/apex) ## Segment by segment ### Series C and later 3 startups · $1.8B raised - [**Stoke Space Technologies**](https://millionrounds.com/company/stoke-space-technologies) STOKE Space is a Washington-based manufacturer of space vehicle components and related equipment for the defense and aerospace industries. United States $1.3B - [**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 - [**Hidden Level**](https://millionrounds.com/company/hidden-level) Hidden Level is an aviation and aerospace company that specializes in radar sensors, engineering contracting, and digital signal processing. United States $65M ### Series B 2 startups · $160M raised - [**Turion Space**](https://millionrounds.com/company/turion-space) Turion Space is an aerospace and defense company based in Irvine, California, founded in 2021 by a team from SpaceX. United States $115M - [**Anello Photonics**](https://millionrounds.com/company/anello-photonics) ANELLO Photonics, based in Santa Clara, California, specializes in advanced inertial navigation solutions for environments where G United States $45M ### Series A 2 startups · $48M raised - [**Kapta Space**](https://millionrounds.com/company/kapta-space) Kapta Space develops electrically steerable radar imaging equipment for space. United States $29M - [**Scout Space**](https://millionrounds.com/company/scout-space) Scout Space is a U.S. United States $19M ### Stage not reported 2 startups · $1.2B raised - [**Vulcan Elements**](https://millionrounds.com/company/vulcan-elements) Vulcan Elements is a U.S.-based startup manufacturer founded in 2023, specializing in rare earth magnets, particularly sintered ne United States $1.1B - [**Array Labs**](https://millionrounds.com/company/array-labs) Array Labs is an aerospace company based in Palo Alto, California, focused on designing, building, and operating advanced space-ba United States $41M ### Growth 2 startups · $2.7B raised - [**Stoke Space**](https://millionrounds.com/company/stoke-space) Stoke Space is a U.S. United States $1.6B - [**Apex**](https://millionrounds.com/company/apex) Ian Cinnamon, CEO, and Max Benassi, CTO, founded Apex in 2022 to solve one of the space industry's biggest challenges: the satelli United States $1.1B **How this map is made.** Every startup here works in Aerospace & Space and has raised money in a round we track that names Washington Harbour Partners Lp 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) [Co-investors **Who invests with Washington Harbour Partners Lp** 42 co-investors](https://millionrounds.com/portfolio-maps/washington-harbour-partners-lp-co-investors)[Portfolio map **Washington Harbour Partners Lp portfolio map** 28 startups · $17B](https://millionrounds.com/portfolio-maps/washington-harbour-partners-lp-portfolio-map)[Sector portfolio **RA Capital Management's Biotech portfolio** 197 startups · $38B](https://millionrounds.com/portfolio-maps/ra-capital-management-biotech-portfolio)[Sector portfolio **OrbiMed's Biotech portfolio** 176 startups · $28B](https://millionrounds.com/portfolio-maps/orbimed-biotech-portfolio)[Sector portfolio **Pioneer Fund's AI portfolio** 171 startups · $2.8B](https://millionrounds.com/portfolio-maps/pioneer-fund-2-ai-portfolio)[Sector portfolio **Gaingels' AI portfolio** 146 startups · $14B](https://millionrounds.com/portfolio-maps/gaingels-ai-portfolio) ## Raising from investors like Washington Harbour Partners Lp? 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