Seraphim Space
Venture capitalLondon · Pre-Seed–Late Stage · 35 people tracked
Also known as SERAPHIM SPACE MANAGER LLP
Investment thesis
Seraphim positions itself as the global leader in SpaceTech investment, backing pioneering space and deeptech ventures focused on global security, sustainability, and resilience. It supports space entrepreneurship across the full lifecycle — from inception to exit — via its venture funds, the Seraphim Space Accelerator, and the Seraphim Space Investment Trust. Its portfolio spans companies addressing critical infrastructure protection, defense capabilities, real-time Earth observation, secure communications, and climate intelligence, aiming to turn science fiction into science fact and tackle the world's most pressing challenges from space.
Source: firm website, verified Aug 3, 2026.
Team · 35 people
from the firm's websiteWhat they invest in
from 32 of 133 portfolio companiesSpace Tech ×22Deep Tech ×19Defense Tech ×10Data & Infrastructure ×8Hardware ×8AI & Machine Learning ×7Advanced Manufacturing ×6Climate Tech ×6
HQs:United States×11Canada×2United Kingdom×2Italy×2Germany×1Denmark×1
Investments · 133 tracked
founders shown can be your intro pathLondon
John Finney(Executive Officer, Director)
Board seatJames Bruegger· per SEC Form D · $67.3M raise · filed Oct 2021
Burlingame, US
Sky Dayton(Director)Ryan Johnson(Director)Adrien Perkins(Director)Brian Manning(Executive Officer, Director)Tyler Reid(Director)Jeff Crusey(Director)
Board seatRob Desborough· per SEC Form D
Allocation.Space builds regulated, event-based derivatives — such as solar weather swaps, launch risk swaps, and orbital debris swaps — that let satellite operators, insurers, and institutional investors hedge risks in the space economy.
FintechInsurTechSpace TechLondon, GB
Arqit provides encryption intelligence and quantum-safe security solutions that help organizations identify cryptographic vulnerabilities, manage post-quantum cryptography migration, and protect data against current and future threats including adversarial decryption.
CybersecurityQuantum Computing
Array Labs develops radar technology for aerospace and other leading industries.
Advanced ManufacturingDeep TechDefense TechHardwareSpace TechSan Francisco, US
AscendArc builds low-cost, high-bandwidth small geostationary (GEO) satellites using volume-production methods adapted from LEO manufacturing, aimed at rapid deployment and lower-cost satellite communications.
Deep TechHardwareSpace Tech
ATMOS Space Cargo develops and operates reusable spacecraft and return systems for space logistics, offering controlled access to low Earth orbit and recovery capabilities.
Deep TechHardwareLogistics & Supply ChainSpace TechStrasbourg, DE
Sebastian Klaus(Co-Founder)Marta Oliveira(Co-Founder, Chief Operations Officer)Jeffrey Hendrikse(Co-Founder, Chief Technical Officer)Christian Grimm(Co-Founder, Chief Engineering Officer)
D-Orbit provides space logistics infrastructure and transportation services including satellite launch deployment, on-orbit servicing, refueling, and end-of-mission disposal using its proprietary ION Satellite Carrier orbital transfer vehicle.
Deep TechLogistics & Supply ChainSpace TechItaly, IT
Luca Rossettini(Founder & CEO)in
Aerospace communications company revolutionizing cislunar and terrestrial communications with lightweight, low-power antennas.
Tucson, US
Douglas S Stetson(Executive Officer, Director)Christopher K Walker(Executive Officer, Director)Dan Geraci(Executive Officer)Thomas R Brown(Executive Officer)
BoardFletcher McCusker(Director)Scott Webster(Director)
Halen Mattison(Cofounder)Luke Neise(Cofounder)
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.
Frequently asked questions
- What stage does Seraphim Space invest at?
- Seraphim Space invests at the Pre-Seed, Seed, Series A, Series B, Series C, Growth, Late Stage stages.
- What is Seraphim Space's typical check size?
- Seraphim Space typically writes checks of $1.3M – $3.8M.
- What sectors does Seraphim Space focus on?
- Seraphim Space focuses on Climate Tech, Deep Tech, Defense Tech, Space Tech.
- Where is Seraphim Space located?
- Seraphim Space is headquartered in London, GB.
- Does Seraphim Space lead rounds?
- Yes, Seraphim Space leads investment rounds.
From the blog
visit blog ↗Media · Podcasts & interviews
featuring the teamIn The HotSeat – Mark Boggett of Seraphim Space Investment Trust
QuotedData · Mark Boggett
Fund Manager Brief: Mark Boggett, Seraphim Space
QuotedData · Mark Boggett
Master Investor Show 2025 – Mark Boggett – Seraphim Space Investment Trust, PLC (SSIT)
Master Investor · Mark Boggett
Space: The Next Frontier of Asset Allocation? With Mark Boggett, CEO of Seraphim Space
Money Maze Podcast · Mark Boggett
Interview with Mark Boggett from Seraphim Space
QuotedData · Mark Boggett
Investor Insights Podcast #37 – Mark Boggett, CEO and co-founder of Seraphim Space
Killik & Co · Mark Boggett
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