How Much Did Muon Space Raise? Funding & Key Investors

Date August 24, 2025
M

Muon Space

COMPANY INFO

Muon Space, founded in 2021 by Jonny Dyer, Dan McCleese, Paul Day, Reuben Rohrschneider, and Pascal Stang, is a privately held space research and technology company headquartered in Mountain View, California. With around 126-151 employees, Muon Space designs, builds, and operates low Earth orbit satellite constellations to provide earth intelligence and climate monitoring services, aiming to deliver mission-critical data for a safer and more resilient world. Their official website is www.muonspace.com.

How Much Did Muon Space, Inc. Raise? Funding & Rounds and Investors

Muon Space, Inc. is an innovative aerospace company founded in 2021 and headquartered in Mountain View, California. With a team of approximately 128 employees, Muon Space designs, builds, and operates low Earth orbit satellite constellations focused on delivering earth intelligence and advanced climate monitoring services. The company aims to provide mission-critical data for a safer and more resilient world, serving governmental, commercial, and environmental clients through its tailored technology platforms.

Muon Space, Inc. has demonstrated a robust approach to fundraising, achieving a total of $136 million across four funding rounds since its inception. The company's funding timeline includes an initial seed round in 2021, a growth-oriented Series A in 2022, followed by a significant Series B and an expansion-focused Series B1 through 2025. By consistently attracting high-profile investors and focusing on scaling their satellite production and technology infrastructure, Muon Space has strategically positioned itself for both rapid product development and broad market expansion. The company's funding strategy emphasizes strong partnerships with venture capital leaders in aerospace, deep tech, and sustainability, underlining an ambition to deliver industry-defining earth observation capabilities.

Funding Rounds

Series B1 - $89.5M - 2025-06-12

This Series B1 round was raised to further scale Muon Space, Inc.'s satellite constellations for defense and commercial missions. The investment supports expanded satellite production, vertical integration of key components, and the deployment of an automated constellation operations platform to serve a wider customer base.

Series B - $56.7M - 2024-08-05

The Series B funding was secured to fuel market expansion, increase satellite production capacity, and further develop Muon Space, Inc.'s proprietary technology platform for real-time earth intelligence.

Series A - $25M - 2022-06-08

This Series A round enabled product development advancements and helped Muon Space, Inc. scale its satellite constellation technology, rapidly accelerating the company's product roadmap and operational capabilities.

Seed - $10M - 2021-10-06

Muon Space, Inc.'s seed funding supported the initial launch and early development of its AI-powered satellite imaging platform, laying the groundwork for pioneering earth observation solutions.

Key Investors

Activate Capital

Activate Capital is a leading venture capital firm focused on supporting transformative technological innovations in energy, mobility, and sustainability. As a key investor, Activate Capital led multiple Muon Space, Inc. funding rounds, providing strategic guidance and capital for scaling production and expanding market reach.

ACME Capital

ACME Capital is a prominent venture fund that invests in breakthrough technology companies. Their active participation in Muon Space, Inc.'s Series B round has been instrumental in propelling the company’s technology development and commercial growth.

Radical Ventures

Radical Ventures is an AI-focused venture capital firm based in Toronto, known for backing companies at the intersection of artificial intelligence and impactful industries. Their continued support from the Series A onwards has powered Muon Space, Inc.’s rapid technological advancement.

Congruent Ventures

Congruent Ventures specializes in early-stage investments targeting sustainable technology solutions. As an early and repeat investor, Congruent Ventures supported Muon Space, Inc. from the seed round through subsequent raises, underpinning its climate monitoring mission.

Space Capital

Space Capital is a venture firm dedicated to unlocking the space economy, investing in companies driving innovation in satellite and geospatial infrastructure. Their involvement in Muon Space, Inc.'s seed round helped set the groundwork for its entrance into the aerospace sector.

Costanoa Ventures

Costanoa Ventures is an early-stage venture capital firm investing in technology-driven companies. They joined Muon Space, Inc.'s Series B1 round, supporting the company’s efforts to scale production and serve diverse commercial applications.

ArcTern Ventures

ArcTern Ventures invests in technology companies with a focus on sustainability and deep technology. Their participation in Muon Space, Inc.'s Series B1 round aligns with their mission to back meaningful climate solutions in the space sector.

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