Fundraising Fox
Helios Capital
Family officeMiami · Pre-Seed–Series A · 2 people tracked
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Investment thesis
Helios Capital focuses on frontier and disruptive technology that advances industry 4.0, investing primarily at Series A or earlier and providing follow-on funding. Operating as a single family office with a lean, agile team, the firm leverages a network of technological experts, partnerships, and industry thought leaders built through years of tech investing to add strategic value to its portfolio companies. It emphasizes hands-on startup support and building lasting relationships with entrepreneurs and fellow investors.
Source: firm website, verified Sep 29, 2026.
Team · 2 people
from public directories
What they invest in
from 26 of 31 portfolio companiesSpace Tech ×17Deep Tech ×13Defense Tech ×8Hardware ×8AI & Machine Learning ×5Healthtech ×4SaaS ×4Advanced Manufacturing ×3
HQs:United States×16United Kingdom×1
Who they back
founder profiles across 19 portfolio companiesFounding team size:solo founder×52 founders×63 founders×64+ founders×2
Where their founders studiedfrom 24 founders with education data
University of Southern California ×2University of Virginia ×2University of Virginia Darden School of Business ×2
What their founders studiedfrom 23 founders with field-of-study data
Engineering ×15Business & Management ×4Computer Science ×3Finance & Accounting ×2Physics ×2
Where their founders worked beforefrom 26 founders with career history
SpaceX ×53D Systems ×2Booz Allen Hamilton ×2Deep Space Industries ×2Holder Aerospace ×2NASA ×2Space Studies Institute ×2
Accelerator rootsportfolio companies that came through a program
4 founders hold a PhD · 6 hold an MBA (of 25 with degree data)
Investments · 31 tracked
founders shown can be your intro pathBy year:2022 · 12021 · 22020 · 12017 · 22016 · 17 dated
Revolutionizing space technology to make life multi-planetary
Hawthorne, US
Elon Musk(Founder)inBret Johnsen(Executive Officer)inGwynne Shotwell(Executive Officer, Director)Tom Mueller(Founder)
BoardAntonio Gracias(Director)inSteve Jurvetson(Director)in
PartnerRyan Kriser· solo GP
Co-investors1/1 Capital137 Ventures1802 Ventures2080 Ventures3Spoke Capital4DX Ventures+211 more
Allocations provides software and administration services for private equity fund formation and management, serving fund managers and investor syndicates seeking standardized SPV creation and operational support.
Enterprise SoftwareFintechSaaS
Kingsley Advani(Founder & CEO)in
PartnerRyan Kriser· solo GP
Co-investorsIrishAngelsSmart Partnership CapitalChainFund CapitalFlex Capital Partners
Argospace provides launch and transportation services for spacecraft and satellites beyond low Earth orbit (LEO), including cislunar and interplanetary missions.
Deep TechHardwareSpace TechEl Segundo, US
Ryan Carlisle(Founder)inKirby Carlisle(Founder)inRobert Carlisle(Founder)in
PartnerRyan Kriser· solo GP
Co-investorsAIR CapitalCreative Destruction Lab (CDL)Crosslink CapitalEarthrise VenturesTFX CapitalType One Ventures+2 more
Astra provides dedicated orbital launch services and manufactures electric propulsion systems for satellites.
Defense TechHardwareSpace TechAlameda, US
Chris Kemp(Founder)inDr. Adam London(Founder)Benjamin Lyon(Executive Officer)inMartin Attiq(Executive Officer)inKelyn Brannon(Executive Officer)inLisa Nelson(Director)
PartnerRyan Kriser· solo GP
Co-investorsACME CapitalBay Bridge Ventures ClimateCanaan PartnersChenel Capital PartnersEvolution VC PartnersJude Gomila+10 more
AVTTX is a clinical-stage company developing gene therapy treatments for retinal and ophthalmologic diseases.
BiotechDigital HealthHealthtechMedical Devices
George Montgomery(Executive Chairman)
PartnerRyan Kriser· solo GP
Co-investorsEcoR1 CapitalEvolution VC PartnersPlum Alley InvestmentsSand Hill AngelsTransform InvestmentsSocii Capital+1 more
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(Founder)inMichael Suffredini(Founder)inKam Ghaffarian(Founder)
PartnerRyan Kriser· solo GP
Co-investors1802 Ventures2am VCAidenlair CapitalAlumni VenturesAurum Venture PartnersBascom Ventures+43 more
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(Founder)inDax Garner(CTO)inJeff Edwards(VP of Engineering)inHanna Steplewska(Executive Officer, Director)Jennifer Roberts(Director)in
PartnerRyan Kriser· solo GP
Co-investorsArgon VenturesCapital InnovatorsCreative Destruction Lab (CDL)Dolby Family VenturesDraper AssociatesGlasswing Ventures+10 more
Cosmic Shielding develops radiation-shielding technology that adapts commercial off-the-shelf (COTS) electronics — including AI-capable GPUs, sensors, and cameras — for reliable operation in space.
Deep TechEnergyHardwareSpace TechAtlanta, US
Yanni Barghouty(Co-Founder & CEO)inLembit Sihver(Co-Founder & CTO)inMichael Ghadaksaz(Chief Product Officer)
PartnerRyan Kriser· solo GP
Co-investorsActuate VenturesOutsidersStarbridge Venture Capital LlcType One VenturesWorldQuant VenturesSpaceFund
EnergyX supplies battery-grade lithium hydroxide monohydrate for lithium-ion batteries used in electric vehicles and energy storage systems.
CleantechEnergyNew MaterialsAustin, US
Teague Egan(Founder)in
PartnerRyan Kriser· solo GP
Co-investorsJapan AngelsK20 FundE8 AngelsEni NextRasmal Ventures
Gravitics builds space infrastructure including Orbital Carriers for on-demand payload deployment, commercial space station modules, and cargo/logistics systems based on a shared 4-meter diameter form factor.
Advanced ManufacturingDeep TechDefense TechSpace TechErie, US
Michael DeRosa(Co-Founder & Chief Marketing Officer)inColin Doughan(Founder)inGary Hudson(Founder)inSundeep Kumar(Executive Officer, Director)inJim Royston(CTO)inPhilip Wong(CFO)in
PartnerRyan Kriser· solo GP
Co-investorsAlpha FundsDraper AssociatesFJ LabsSprint VcThe Venture CollectiveType One Ventures+1 more
Kelekona is developing a large electric aircraft designed to carry 40 passengers plus a pilot or a 10,000 lb cargo payload, using a lifting-body design built from 3D-printed composite and aluminum.
Deep TechDefense TechMobility & TransportationNew York, US
PartnerRyan Kriser· solo GP
PartnerRyan Kriser· solo GP
Mojo Vision develops micro-LED technology, positioning it as a platform for AI infrastructure and next-generation displays.
Deep TechHardwareSemiconductors
Nikhil Balram(Chief Executive Officer)inMike Wiemer(Chief Technology Officer)inG. Aaron James(General Counsel)inDrew Perkins(Founder)Michael Deering(Founder)Michael Wiemer(Founder)
PartnerRyan Kriser· solo GP
Co-investorsARC Angel FundArgonautic VenturesBold Capital PartnersDisney AcceleratorDolby Family VenturesFlucas Ventures+20 more
OncoSenX is a late-stage pre-clinical cancer therapeutics company developing treatments that target solid tumors based on transcriptional activity.
BiotechDeep TechHealthtechSeattle, US
Matt Scholz(Executive Officer, Director)John Lewis(Executive Officer, Director)inGary Hudson(Director)in
PartnerRyan Kriser· solo GP
Co-investorsMethuselah FoundationMethuselah FundsChainFund CapitalInvesco
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)inJeremy Schiel(Executive Officer, Director)inPeter Shaper(CEO)inChingti Yang(Executive Officer)
PartnerRyan Kriser· solo GP
Co-investors2045 VenturesACADEMY INVESTORAIN VenturesAsymmetry VenturesAurum Venture PartnersCapital Factory+20 more
Proov offers at-home hormone and fertility testing products, including systems to identify the fertile window, confirm ovulation, and screen for leading causes of infertility, paired with an app providing hormone insights and personalized recommendations.
Digital HealthFemTechHealthtech
Co-investorsBoulder VenturesGingerbread CapitalKaya VenturesLightship CapitalPortfoliaService Provider Capital+5 more
Proov.ai offers an AI agent for sports betting operators that delivers personalized, real-time in-play betting suggestions and offers based on player behavior, performance data, and betting history.
AI & Machine LearningSaaSSports Tech
Co-investorsCommunitas Capital Partnersfresh.fundCerca PartnersGingerbread CapitalLightship CapitalMangrove Capital Partners+2 more
Radian Aerospace is developing fully reusable spaceflight vehicles, including Radian One, a single-stage-to-orbit mission platform for routine access to Low Earth Orbit, and R3V, a reusable reentry capsule for hypersonic testing and rocket cargo.
Deep TechHardwareSpace TechRenton, US
Curtis Gifford(Chief Financial Officer, Chief Operating Officer, & Co-Founder)inRichard Humphrey(Chief Executive Officer & Co-Founder)inLivingston Holder(Chief Technology Officer & Co-Founder)inJeff Feige(Founder)inLivingston L. Holder, Jr.(Founder)
PartnerRyan Kriser· solo GP
Co-investorsAdvection Growth CapitalAlumni VenturesBalerion Space VenturesEvolution VC PartnersFine Structures VenturesHCVC+10 more
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)inJordan Noone(Founder)inEric Schmidt(CEO)in
PartnerRyan Kriser· solo GP
Co-investorsAidenlair CapitalARA NEA Ventures (Brand: Dmz.Xyz)Aurum Venture PartnersBalerion Space VenturesBaruch Future VenturesBold Capital Partners+61 more
Scout Space develops technologies for real-time sensing, data processing, and autonomous systems to protect space infrastructure.
AI & Machine LearningDeep TechDefense TechRoboticsSpace TechAlexandria, US
PartnerRyan Kriser· solo GP
Co-investors100Km Ventures LlcCapital InnovatorsDecisive PointFusionTechstarsWashington Harbour Partners
Space Forge develops high-quality substrates for semiconductor applications, using microgravity manufacturing in space to reduce material defects and produce higher-purity, higher-performance materials.
New MaterialsSemiconductorsSpace TechCardiff, GB
Joshua Western(Founder)in
PartnerRyan Kriser· solo GP
Co-investorsE2MC VenturesHelium-3 VenturesStarbridge Venture Capital LlcTrousdale VenturesType One VenturesUnruly Capital+7 more
Space Channel is a web platform that aggregates space-related data and media, including live ISS telemetry, launch tracking, satellite and orbital traffic monitoring, space weather, lunar and planetary tracking, NASA image archives, and UFO/UAP news.
ConsumerMedia & EntertainmentSpace Tech
PartnerRyan Kriser· solo GP
SpaceFund is an early-stage venture capital fund investing in space-industry startups, focusing on space transportation, critical components, supply chains, and commercial space infrastructure while avoiding traditional aerospace.
Deep TechSpace Tech
Rick Tumlinson(Founder & CEO)inJohn Bohlmann(Founding GP)inLuke Moloney(Founding GP)Jaime Velasco(CFO)in
PartnerRyan Kriser· solo GP
TransAstra develops propulsion systems and telescope technology for space operations.
Advanced ManufacturingSpace TechLos Angeles, US
Joel Sercel(Founder)in
Co-investorsJude GomilaSoma CapitalValkyrieY CombinatorAcequia Capital (AceCap)Cathexis Ventures+10 more
PartnerRyan Kriser· solo GP
Co-investorsCathexis VenturesSica VenturesZillionize
Type1 Ventures is a venture capital firm.
AI & Machine LearningDeep TechSpace Tech
Tarek Waked(Co-Founder & Managing Partner)Abdo John Hajj(Co-Founder & Managing Partner)
PartnerRyan Kriser· solo GP
Co-investorsBeyond Earth Ventures
Venus Aerospace develops rotating detonation rocket engine (RDRE) technology and a detonation ramjet system for space, defense, and commercial high-speed and hypersonic flight.
Deep TechDefense TechSector AgnosticSpace TechTexas, US
Sassie Duggleby(CEO & Co-founder)inAndrew Duggleby(CTO & Co-founder)inSarah "Sassie" Duggleby(Founder)inTom Barron(Chief Operating Officer)Nick Cardwell(Chief Product Officer)inSheila Menz(General Counsel)in
PartnerRyan Kriser· solo GP
Co-investorsAlumni VenturesAmerica's Frontier FundCantos VenturesCubit CapitalDraper AssociatesHalogen Ventures Management Company Llc+14 more
Volumetric Biotechnologies, acquired by 3D Systems in 2021, develops bioprinting materials and vascularized human tissue constructs.
BiotechDeep TechHealthtechMedical DevicesHouston, US
Jordan Miller(Founder)inBagrat Grigoryan(Founder)in
PartnerRyan Kriser· solo GP
Co-investorsGoAhead VenturesHarmonix FundJoyance PartnersJude GomilaMethuselah FoundationMethuselah Funds+21 more
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)inLisa Rich(Chief Operating Officer)Henry Lin(Chief Financial Officer)in
PartnerRyan Kriser· solo GP
Co-investorsAlumni VenturesBatshit Crazy VenturesBrightstone Venture CapitalIndustrious VenturesSand Hill AngelsStarbridge Venture Capital Llc+5 more
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Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Venus Aerospace
Exits · 2
1 IPOs · 1 acquisitionsSpaceXNASDAQ: SPCXVolumetricacq. by 3D Systems
Portfolio news
latest coverage across their companiesVenus Aerospace Hypersonic Transportation · finsmes.com · Jul 8, 2026
Mojo Vision · finsmes.com · Sep 4, 2025
Space Forge · finance.yahoo.com · Jun 5, 2025
Frequently asked questions
- How many investments has Helios Capital made?
- Helios Capital has 31 tracked investments, 2 of which have exited.
- 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 Miami, US.
- Does Helios Capital lead rounds?
- Helios Capital typically participates in rounds rather than leading them.
- Who does Helios Capital co-invest with?
- Helios Capital most often shares deals with Sand Hill Angels, Type One Ventures, Evolution VC Partners, among 160 tracked co-investors.
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