Helios Capital
New York · Pre-Seed–Series A · 1 people tracked
Investment thesis
Permanent, flexible single-family-office co-investor focused on frontier/new-space and adjacent deeptech, offering lean, hands-on partnership, top investor syndicate access, and philanthropic-to-institutional space ecosystem connectivity via founder Ryan Kriser.
Team · 1 people
from the firm's website
Ryan Kriser is a career commercial-space specialist, Chair of Space for Humanity, Radian Aerospace board member and Voyager Space advisor who operates a permanent‑capital single‑family office to back long‑term, capital‑intensive propulsion and infrastructure companies from pre‑seed to Series A.
What they invest in
from 14 of 27 portfolio companiesSpace Tech ×10Deep Tech ×8Hardware ×7Defense Tech ×6AI & Machine Learning ×4Biotech ×2Healthtech ×2Medical Devices ×2
HQs:United States×8
Investments · 27 tracked
founders shown can be your intro pathAVTTX is a clinical-stage company developing gene therapy treatments for retinal and ophthalmologic diseases.
BiotechDigital HealthHealthtechMedical Devices
George Montgomery(Executive Chairman)
Axiom Space develops commercial space stations and provides access to low-Earth orbit microgravity environments for research, manufacturing, and innovation by governments, researchers, and organizations.
Defense TechEdTechHardwareSpace Tech
Dr. Kam Ghaffarian(Executive Chairman)Michael Suffredini(Founder, former CEO and President)
Cognitive Space develops AI-driven automation software for satellite operations, enabling constellation operators to scale while meeting operational requirements.
AI & Machine LearningDefense TechSaaSSpace TechHouston, US
Marc Bell(Co-Founder and CEO)Guy de Carufel(CEO & Founder)Dax Garner(CTO)Jeff Edwards(VP of Engineering)
Cosmic Shielding develops Plasteel, a radiation shielding technology that protects commercial off-the-shelf (COTS) hardware including GPUs, sensors, and electronics from radiation in space environments.
Deep TechHardwareSpace Tech
Mojo develops a micro-LED platform technology for AI infrastructure and next-generation displays.
AI & Machine LearningDeep TechHardware
Orbit Fab builds the in-space propellant supply chain, offering commercial spacecraft refueling services and standardized refueling interfaces to enable reusable spacecraft and a sustainable space economy.
HardwareSpace TechSanta Clara, US
Daniel Faber(Co-Founder)Peter Shaper(CEO)
Renton, US
Curtis Gifford(Executive Officer, Director)Richard Humphrey(Executive Officer, Director)
Relativity Space develops Terran R, a reusable medium-to-heavy-lift rocket designed for efficiency and scalability, serving government entities, telecommunications companies, and commercial customers for space access missions.
Advanced ManufacturingAI & Machine LearningDeep TechDefense TechHardwareSpace TechLos Angeles, US
Tim Ellis(Founder/CEO)inEric Schmidt(CEO)Jordan A. Noone(Executive Officer, Director, Promoter)Timothy A. Ellis(Executive Officer, Director, Promoter)
Space Forge manufactures high-purity semiconductor substrates using microgravity manufacturing processes to eliminate defects found in Earth-based production.
Deep TechNew MaterialsSemiconductors
Venus develops rotating detonation rocket engines (RDRE) and air-breathing ramjet systems for space, defense, and high-speed flight applications.
Deep TechDefense TechSpace TechTexas, US
Volumetric Biotechnologies, acquired by 3D Systems in 2021, develops bioprinting materials and vascularized human tissue constructs.
BiotechDeep TechHealthtechMedical DevicesHouston, US
Jordan Miller(Co-Founder and President)inBagrat Grigoryan(Co-Founder, COO)in
Xplore provides space infrastructure and satellite operations services to commercial, government, and nonprofit organizations.
Cloud ComputingData & InfrastructureSaaSSpace Tech
Jeff Rich(Chief Executive Officer)Dave Claussen(Chief Technology Officer)David Floyd(Engineering Director)Lisa Rich(Chief Operating Officer)Henry Lin(Chief Financial Officer)
Frequently asked questions
- What stage does Helios Capital invest at?
- Helios Capital invests at the Pre-Seed, Seed, Series A stages.
- What is Helios Capital's typical check size?
- Helios Capital typically writes checks of $25K – $1M.
- What sectors does Helios Capital focus on?
- Helios Capital focuses on Biotech, Deep Tech, Energy, Hardware, Mobility & Transportation, Space Tech.
- Where is Helios Capital located?
- Helios Capital is headquartered in New York, US.
- Does Helios Capital lead rounds?
- Helios Capital typically participates in rounds rather than leading them.
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