Fundraising Fox
OS Fund
Venture capitalPark Ridge · Pre-Seed–Series A · 2 people tracked
Find your way into OS Fund
213 people in our graph share verified history with the OS Fund team — schools, employers, funds. One of them is your warm intro.
Investment thesis
Founded by Bryan Johnson, invests in platforms and enabling technologies supporting inventors and scientists building programmable-biology solutions to rewrite life's operating systems and benefit humanity.
Team · 2 people
from public directories
What they invest in
from 30 of 42 portfolio companiesBiotech ×18Deep Tech ×14AI & Machine Learning ×13Healthtech ×12Medical Devices ×6Consumer ×3Digital Health ×3Hardware ×3
HQs:United States×26Canada×1Germany×1
Investments · 42 tracked
founders shown can be your intro pathBy year:2026 · 12025 · 12023 · 12019 · 12017 · 12016 · 22015 · 12014 · 311 dated
Ginkgo Bioworks builds autonomous labs that accelerate bioengineering for applications in pharmaceutical, agricultural, and industrial biotechnology.
AgTechAI & Machine LearningBiotechDeep TechHealthtechRoboticsBoston, US
Jason Kelly(Co-founder and CEO)inReshma Shetty(Co-founder; President, Chief Operations Officer)inBarry Canton(Co-founder)inAustin Che(Co-founder)inTom Knight(Founder; Ginkgo Fellow)in
BoardReshma Sohoni
Co-investors11.2 CapitalAllen Institute for AI (AI2) IncubatorAzure Capital PartnersB3 HoldingCannage CapitalCool Climate Collective+46 more
Verge Labs develops vBx-1.0, a multi-modal biological foundation model trained on proprietary patient data that reasons about neurological disease at the patient level by integrating brain biology, blood biomarkers, and clinical trajectories.
AI & Machine LearningBiotechData & InfrastructureDeep TechDigital Health
Alice Zhang(CEO)Emily Ripka(Head of Product & Engineering)in
Co-investorsThreshold Ventures
San Francisco, US
Todd Huffman(Executive Officer, Director)Megan Klimen(Executive Officer)
BoardJoshua Wolfe(Director)Matt Ocko(Director)inAdam Goulburn(Director)inAdam Goulborn(Director)
Co-investorsComet LabsDolby Family VenturesRecode VenturesDCVC (Data Collective)Dimension CapitalLux Capital
3T Biosciences develops TCR-based immunotherapies for cancer using a proprietary platform that combines machine-learning algorithms with immunological research to identify and validate T cell receptor targets.
AI & Machine LearningBiotechHealthtechMedical DevicesSouth San Francisco, US
K. Christopher GarciaMarvin Gee(Founder)in
Co-investorsAsset Management CompanyCRV (Charles River Ventures)Westlake Village BioPartnersMenlo VenturesStarlight VenturesThiel Capital
A-Alpha Bio uses synthetic biology and machine learning to measure, predict, and engineer protein-protein interactions for pharmaceutical discovery and development.
AI & Machine LearningBiotechDeep TechSeattle, US
David Younger, PhD(Chief Executive Officer & Co-Founder)Randolph Lopez, PhD(Chief Technology Officer & Co-Founder)David Younger(Executive Officer, Director, Promoter)inRandolph Lopez(Founder)in
Co-investorsAngel Collective Opportunity FundBreakout VenturesFarvatn VentureLux CapitalMadrona Venture GroupBoom Capital Ventures
Apollo Research develops AI safety technology focused on understanding and mitigating risks from advanced AI systems that may pursue misaligned objectives.
AI & Machine LearningDefense TechGovTech
Co-investorsJuniper Ventures Management, Llc
Arzeda designs proteins and metabolic pathways using computational tools, including its Archytas protein design software and Scylax metabolic pathway design software.
AI & Machine LearningBiotechDeep TechFoodTechNew MaterialsSeattle, US
Alexandre Zanghellini(Co-Founder & Chief Executive Officer)inEric Althoff(Executive Officer, Director, Promoter)inDavid BakerBill Baum(Director)inAndrew Ban(Executive Officer)Daniela Grabs(Executive Officer)
Co-investorsCirculate CapitalFall Line CapitalSofinnova PartnersSustainable Conversion VenturesContinental Grain CompanyLewis & Clark AgriFood+2 more
Atomwise uses artificial intelligence and machine learning to discover novel small-molecule drugs, with a current focus on developing treatments for immune and inflammatory diseases.
AI & Machine LearningBiotechDeep TechSan Francisco, US
Izhar Wallach(Executive Officer, Director)inAbraham Heifets(Executive Officer, Director, Promoter)Yan Zhao(Executive Officer)inStephen Worland(Executive Officer, Director)
BoardRobert Mittendorff(Director)inAdam Seabrook(Director)in
Co-investorsAurum Venture PartnersB Capital GroupCerity Partners VenturesCreative Destruction Lab (CDL)Draper AssociatesThreshold Ventures+6 more
.jpeg){kind=logo}
Biomemory develops DNA-based data storage systems for data centers, offering an alternative storage tier optimized for long-term archival, density, and energy efficiency.
Climate TechData & InfrastructureDeep Tech
Hyunjun Park(CEO)
Co-investorsCivilization Ventures Management, LlcFifty YearsHemisphere Ventures LLCNew Enterprise Associates (NEA)Prefix CapitalZ Venture Capital+3 more
Catalog is a platform where musicians sell their music directly to fans, with artists getting paid at the moment of purchase.
Creator EconomyMarketplacesMedia & Entertainment
Hamish Gunasekara(Founder)in
Co-investors1confirmationInflection.xyzKindred VenturesDCVC (Data Collective)New Enterprise Associates (NEA)SOSV+1 more
Elysium develops healthcare products focused on aging research and healthy aging rather than disease treatment.
HealthtechLongevityWellness & FitnessNew York City, US
Leonard Guarente, Ph.D.(Co-founder & Chief Scientist)Dan Alminana(Founder)in
Co-investorsBreyer CapitalSprint VcThe Venture Collective
Emerald Cloud Lab (ECL) provides remote, cloud-based access to a life science research laboratory, letting researchers run and automate experiments and workflows without a physical lab.
BiotechCloud ComputingDeep TechAustin, US
Brian Frezza(Founder)inD.J. Kleinbaum(Founder)in
Co-investorsBlue Ivy VenturesGigafundSchooner CapitalSoundproof VenturesFounders Fund
Emulate builds Organ-on-a-Chip systems, including platforms, consumables, and pre-assembled BioKits with validated human cell models, to support drug discovery research.
BiotechDeep TechHealthtech
Donald Ingber(Scientific Founder, Board Member, Scientific Advisory Board Chairman)inDaniel Levner(Co-Founder & CTO)inJim Corbett(CEO, Board Member)inLorna Ewart(Chief Scientific Officer)in
Co-investors+ND CapitalNorthpond VenturesAlwyn CapitalFourth RealmStray Dog CapitalStarlight Ventures
Extropic builds thermodynamic computing hardware, including thermodynamic sampling units (TSUs) designed to be more energy efficient than GPUs for probabilistic AI workloads.
AI & Machine LearningDeep TechHardwareSemiconductorsAustin, US
Guillaume Verdon(Founder)in
Co-investorsAtacama VenturesBeyond CapitalBlack FlagHOF CapitalHyperguapJulian Capital+8 more
ginkgo offers a digital, ETF-based and commission-free occupational pension (betriebliche Altersvorsorge/bAV) product, along with an employee app and an HR/People platform that integrates with HRIS and payroll systems.
FintechHR TechSaaS
Co-investorsCaesar VenturesHeartfelt CapitalDCVC (Data Collective)Felicis VenturesiGlobe PartnersT. Rowe Price
Ginko offers a tap-in, tap-out device and system that helps children build healthy screen-time habits by making each use of technology an intentional choice, and connects kids' online interests to real-world activities.
ConsumerHardwareWellness & Fitness
Co-investorsAzure Capital PartnersSwizzle VenturesWildwood VenturesDCVC (Data Collective)Felicis VenturesiGlobe Partners+1 more
GRObio (GRO Biosciences) develops protein therapeutics using non-standard amino acids (NSAAs) via its GRO platform, aiming to improve protein potency, stability, and function.
BiotechDeep TechHealthtechCambridge, US
Daniel J Mandell(Chief Executive Officer)Tracey Lodie(Executive Officer)inChristopher Gregg(Director)
BoardMing Fang(Director)Bruce Beutel(Director)Dan Becker(Director)
Co-investorsLeaps by BayerREDMILEDigitalis VenturesDreamers VCRising TideAccess Industries+2 more
Helix Nanotechnologies develops mRNA-based therapeutics for disease treatment and environmental applications, currently advancing a COVID-19 vaccine candidate for immunocompromised patients and testing interventions targeting climate challenges.
AI & Machine LearningBiotechHealthtechBoston, US
Nikolai Eroshenko(Founder/CSO)in
Co-investorsBascom VenturesBeast VenturesChampion Hill VenturesDCVC (Data Collective)Fifty YearsHAWKTAIL+8 more
A plant-based egg company that creates egg products from plant ingredients as an alternative to conventional egg production.
ConsumerFoodTechEmeryville, US
Josh Tetrick(Founder)in
Co-investorsBlue Horizon CorporationDynabrand VenturesNew Ground VenturesSnatched VenturesVeligera CapitalWP Global Partners
The site is a Vietnamese-language affiliate/review portal that ranks and rates online lottery ("lô đề") betting operators, offering comparisons of payout ratios, licensing, payment methods, and security.
ConsumerHealthtechMedia & EntertainmentMedical DevicesKitchener, CA
Moufeed Kaddoura(Founder/CEO)inEric Blondeel(Founder/| CTO)in
Co-investorsFifty YearsMetaplanetUpslope VenturesY Combinator1517BoxOne Ventures+1 more
Lucira Health manufactures portable diagnostic devices that connect to smartphones to test bodily fluids for infectious diseases, enabling rapid results outside of clinical settings.
BiotechHealthtechMedical DevicesEmeryville, US
Debkishore Mitra(Founder)inJohn R. Waldeisen(Director)
BoardErik T. Engelson(Executive Officer, Director)Justin Butler(Director)Tuff Yen(Director)Steve Tablak(Director)
Co-investors11.2 CapitalForesite CapitalShangBay Capital LLCY Combinator
Lygos uses genetically engineered microorganisms to produce industrial chemicals from sugar feedstocks, focusing on compounds where fermentation offers cost advantages compared to fossil fuel-based manufacturing.
Climate TechHealthtechSan Francisco, US
Eric Steen(Founder/CSO)inJeffrey A. Dietrich(Executive Officer, Director)inJay D. Keasling(Director)
BoardLeonard Katz(Director)
Co-investorsFifty YearsFundersClubLG Technology VenturesY Combinator10x FoundersFirst Round Capital+1 more
Matternet designs, builds, and operates autonomous drone delivery networks for fast, low-cost, zero-emission package transport, with applications in healthcare and commerce.
HardwareLogistics & Supply ChainRobotics
Co-investorsComet LabsDRONE FUNDFlucas VenturesSony Ventures CorporationLocus Ventures
Automates complex biological protocols in a compact cartridge-based system for genomic sequencing
BiotechSan Francisco, US
Ferran Galindo(Director)inFoteini Christodoulou(Director)
BoardAlejandro Tocigl(Executive Officer, Director)in
Co-investors0BSCota CapitalID345Kayyak VenturesNazcaSun Mountain Capital+1 more
Pivot Bio develops agricultural innovations focused on transforming farming practices through microbiology and genetics.
AgTechBiotechEmeryville, US
Alvin Tamsir(Executive Officer, Director)inKarsten Temme(Executive Officer, Director)inAlvin Tamsir, Ph.D.(Chief Science Officer & Co-Founder)Karsten Temme, Ph.D.(Chief Innovation Officer and Co-Founder)Chris Abbott(Chief Executive Officer)in
BoardRoger Wyse(Director)in
Co-investorsBreakthrough Energy VenturesCongruent VenturesDCVC (Data Collective)G2 Venture PartnersK3 VenturesManta Ray Ventures+9 more
Strateos develops remote access laboratory software and automation platforms that enable scientists to design, execute, and analyze experiments through cloud-based robotics and control systems.
AI & Machine LearningBiotechDeep TechRoboticsSaaSMenlo Park, US
Chris Krueger(Executive Officer)inMark Fischer-Colbrie(Executive Officer, Director)inDavid Lynch, PhD(Chief Executive Officer)Marc Siladi(Chief Operating Officer)in
BoardJoshua Wolfe(Director)Armen Vidian(Director)in
Co-investorsDCVC (Data Collective)Lux CapitalBlueStone Venture PartnersThird Rock VenturesDolby Family VenturesHarmonix Fund+3 more
Synthego develops CRISPR gene-editing and molecular diagnostics products, including custom CRISPR editors in mRNA or protein formats, base editors, and cell-free protein and RNA production systems.
BiotechDeep TechHealthtechMedical DevicesRedwood City, US
Paul John Dabrowski(Executive Officer, Director)Michael Jakub Dabrowski(Executive Officer, Director)Craig Christianson(CEO)in
BoardDrew Oetting(Director)inScott Nolan(Director)in
Co-investorsAAF Management Ltd.AME Cloud VenturesDeclaration PartnersFounders FundKhosla VenturesMenlo Ventures+11 more
San Francisco, US
Shashank Samala(Cofounder)Jeffrey McAlvay(Executive Officer, Director)Jesse Koenig(Executive Officer)
Co-investorsDolby Family VenturesGrit VenturesKeiretsu ForumLux CapitalPoint72 VenturesSQN Venture Partners, LLC+4 more
TrueML builds technology to modernize how consumers are engaged around debt collection and financial services, aiming for better consumer experiences and outcomes.
AI & Machine LearningFintechSaaS
Co-investorsArbor VenturesNycaNyca PartnersRaptor GroupTenOneTen VenturesTop Corner Capital
Truvian builds an on-site blood diagnostics platform that combines clinical chemistry, immunoassay, and hematology testing in a single compact instrument.
BiotechDigital HealthMedical DevicesSan Diego, US
Dena Marrinucci(Co-Founder & Chief Operating Officer)inMichael J. Mina(Chief Medical and Strategy Officer)in
Co-investorsDns CapitalGreatPoint VenturesWittington VenturesDomain AssociatesMedical Excellence CapitalXB Ventures
Account engagement platform helping B2B organizations achieve predictable revenue growth.
Amanda Kahlow(Founder)inJason Zintakin
Co-investorsB Capital GroupB4 CapitalBase Venture Management, Inc.Battery VenturesField VenturesHarmony Partners+12 more
San Francisco, US
Zachary Apte(Executive Officer, Director)Jessica Richman(Executive Officer, Director)
BoardJoseph Lonsdale(Director)Witt Wisebram(Director)
Co-investorsMilliways Ventures8VCDentsu VenturesSlow VenturesY Combinator
Verge Labs builds AI models trained on multimodal human patient data to predict drug targets and patient populations for clinical development, primarily in neuroscience and central nervous system (CNS) disease.
AI & Machine LearningBiotechDeep TechDigital HealthHealthtechSan Francisco, US
Alice Zhang(Co-founder & CEO)inJason Chen(Cofounder)inEmily Ripka(Head of Product & Engineering)in
Co-investorsAgent CapitalBOLD LongevityDraper AssociatesFitz Gate VenturesGreat Oaks Venture CapitalKarlin Ventures+5 more
Vicarious was a Bay Area AI/robotics startup founded in 2010 that developed brain-inspired AI software enabling industrial robots to perform complex warehouse tasks like picking, packing, and palletizing.
Palo Alto, US
David Scott Phoenix(Executive Officer, Director)Dileep George(Executive Officer, Director)
BoardDustin Moskovitz(Director)in
Co-investorsAmino CapitalDCVC (Data Collective)Olive Tree CapitalFelicis VenturesFounders FundGood Ventures+3 more
-2.png)
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Eat JustHealthdataNuMatPlanetary ResourcesRWXViridosViv
Exits · 3
2 IPOs · 1 acquisitions · showing 1Ginkgo BioworksNYSE: DNA
Portfolio news
latest coverage across their companiesExtropic · extropic.ai · Jul 29, 2026
Pivot Bio · pivotbio.com · Jul 1, 2026
Apollo Research · apolloresearch.ai · Jan 20, 2026
Frequently asked questions
- How many investments has OS Fund made?
- OS Fund has 42 tracked investments, 3 of which have exited, including 2 dated in the last 24 months.
- What stage does OS Fund invest at?
- OS Fund invests at the Pre-Seed, Seed, Series A stages.
- What is OS Fund's typical check size?
- OS Fund typically writes checks of $1M – $2M.
- What sectors does OS Fund focus on?
- OS Fund focuses on AgTech, AI & Machine Learning, Biotech, Consumer, Crypto & Web3, Fintech, FoodTech, Healthtech, New Materials, SaaS.
- Where is OS Fund located?
- OS Fund is headquartered in Park Ridge, US.
- Does OS Fund lead rounds?
- OS Fund typically participates in rounds rather than leading them.
Media · Podcasts & interviews
featuring the teamBryan Johnson of OS Fund on building a company with soul
This Week in Startups · Bryan Johnson
Founder Bryan Johnson sold Braintree to build OS Fund & help humanity w/science
This Week in Startups · Bryan Johnson
BRYAN JOHNSON | BRAINTREE, OS FUND | STARTUP GRIND SILICON VALLEY
Startup Grind · Bryan Johnson
Bryan Johnson (OS Fund, Braintree) at Startup Grind Global 2016
Startup Grind · Bryan Johnson
Bryan Johnson (Braintree & OS Fund) at Startup Grind Chicago
Startup Grind Local · Bryan Johnson
Co-investors · 3
IA Ventures is a venture capital firm that invests in early-stage software and frontier technology companies.
Andreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz, known for pioneering the platform model with a large team of operators supporting founders across stages.
The General Partnership (thegp) is a venture firm that supports founders with hiring, product execution, and go-to-market help to close the execution gaps that can undermine growing companies.
Firms observed investing alongside OS Fund, from public investor directories. Shared companies are the overlap with OS Fund's recorded portfolio.
Similar investors
Everywhere Ventures is an early-stage venture firm, backed by a community of founders and operators as LPs, that writes early checks (including pre-seed) into startups across many sectors and geographies.
MPG Fund is an early-stage venture investor backing technology startups.
Rockies Venture Club is an angel investor network of 100+ active members focused on Seed to Series A opportunities, offering due diligence, syndication nationwide, and educational programming for investors and entrepreneurs.
Highline Beta is a venture studio and venture capital firm that co-creates new ventures with corporate partners and co-invests alongside founders. It helps enterprises design, launch, and run corporate venture studios and build new ventures from idea to launch.
Khosla Ventures is a venture capital firm founded by Vinod Khosla.