Fundraising Fox
Thirdbase
Crossover fundActively deployingNew York · 1 people tracked
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Investment thesis
Thirdbase Capital is a global private markets investment firm that makes high-conviction investments in transformative technology companies.
Source: firm website, verified Sep 20, 2026.
Team · 1 people
from public directoriesWhat they invest in
from 13 of 16 portfolio companiesAI & Machine Learning ×9Cloud Computing ×5Deep Tech ×4Data & Infrastructure ×3Energy ×3Enterprise Software ×3Developer Tools ×2Healthtech ×2
HQs:United States×12
Who they back
founder profiles across 15 portfolio companiesFounding team size:solo founder×42 founders×43 founders×34+ founders×4
Where their founders studiedfrom 34 founders with education data
Massachusetts Institute of Technology ×5Carnegie Mellon University ×4Harvard University ×4Stanford University ×4University of California, Berkeley ×4University of Toronto ×3New York University ×2Princeton University ×2
What their founders studiedfrom 31 founders with field-of-study data
Computer Science ×16Engineering ×10Physics ×4Mathematics & Statistics ×3Business & Management ×2Humanities ×2
Where their founders worked beforefrom 40 founders with career history
Google ×11OpenAI ×8Stanford University ×5Google Deepmind ×3Carnegie Mellon University ×2MIT Computer Science and Artificial Intelligence Laboratory (CSAIL) ×2NVIDIA ×2Stripe ×2
Accelerator rootsportfolio companies that came through a program
16 founders hold a PhD · 3 hold an MBA (of 36 with degree data)
Investments · 16 tracked
founders shown can be your intro pathRevolutionizing space technology to make life multi-planetary
Hawthorne, US
Elon Musk(Founder, CEO & Chief Engineer)inBret Johnsen(Executive Officer)inGwynne Shotwell(Executive Officer, Director)
BoardAntonio Gracias(Director)inSteve Jurvetson(Director)inDonald Harrison(Director)
Co-investors1/1 Capital137 Ventures1802 Ventures2080 Ventures3Spoke Capital4DX Ventures+203 more
Aalo develops advanced nuclear reactor technology aimed at producing electricity at under 3 cents per kilowatt-hour.
Climate TechDeep TechEnergyHardware
Matt(Co-founder)inYasir(Co-founder)inMatt Loszak(Founder)inYasir Arafat(Founder)
Co-investorsAkkaAlumni VenturesBanca Investis — Family OfficeBasecamp FundBlack FlagBrave Capital+32 more
Abridge builds AI software that converts clinical conversations into structured insights for healthcare providers.
AI & Machine LearningDigital HealthHealthtechPhiladelphia, US
Shiv Rao(Founder)inSandeep Konam(Founder)inJulia Chapin(Founder)Sagar Sanghvi(Executive Officer)inFlorian Metze(Founder)Shivdev Rao(Founder)
Co-investorsAlpha Square Groupalphabet angelsAndreessen HorowitzAtria VenturesBessemer Venture PartnersCapitalG+25 more
Anthropic is an AI safety research company that builds reliable, interpretable, and steerable AI systems.
AI & Machine LearningDeep TechDeveloper ToolsEnterprise SoftwareSan Francisco, US
Dario Amodei(Co-founder & CEO)inDaniela Amodei(Co-founder & President)inTom Brown(Co-founder)inJack Clark(Co-founder & Head of Policy)inJared Kaplan(Co-founder & Chief Science Officer)inChris Olah(Co-founder & Interpretability Research Lead)in
Co-investors3Comma Capital7BC Venture Capital7GC & CoA.Capital VenturesAccelAkka+150 more
Aven is a San Francisco fintech offering a home-equity-backed Visa credit card and related asset-backed consumer credit products.
Sadi Khan(Founder)inMurtada Shah(Founder)inCollin Wikman(Founder)inAlmaz Nanjappa(Founder)Jeremy Solomon(Founder)
Co-investorsCoatue ManagementCollective LiquidityElectric CapitalFounders FundGeneral CatalystGeneral Partnership+16 more
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Crusoe builds energy-first AI infrastructure, using innovative and renewable energy sources to power hyperscale AI factories and a cloud platform for AI workloads.
AI & Machine LearningCloud ComputingData & InfrastructureEnergyDenver, US
Cully Cavness(Co-founder, President and Chief Strategy Officer)inChase Lochmiller(Co-founder, CEO and Chairman of the Board of Directors)inCharles Cavness(Executive Officer, Director)Matthew DeNezza(Executive Officer)inJamey Seely(Executive Officer)inMichael Gordon(Executive Officer)in
Co-investorsAbstract VenturesACTIVATE CAPITAL PARTNERSAdvaita CapitalAir Street CapitalAkkaAlkeon Innovation+69 more
Databricks provides a unified platform for data engineering, analytics, and artificial intelligence, enabling organizations to build and deploy data and AI applications on cloud infrastructure.
AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareSan Francisco, US
Ali Ghodsi(Co-founder & CEO)inIon Stoica(Executive Officer, Director, Promoter)inMatei Zaharia(Executive Officer, Director, Promoter)inReynold Xin(Founder)inPatrick Wendell(Founder)inAndy Konwinski(Founder)in
Co-investors137 VenturesA.Capital VenturesAglae VenturesAlkeon InnovationAlpha Square GroupAltra Venture+115 more
Decart builds infrastructure and real-time AI models for live, interactive experiences, optimizing the stack from hardware to live models.
AI & Machine LearningCloud ComputingData & InfrastructureDeep TechDeveloper ToolsGamingRoboticsSemiconductorsSan Francisco, US
Moshe Shalev(Co-founder and Chief Product Officer)inDr. Orian Leitersdorf(Co-founder and Chief Scientist)Dean Leitersdorf(CEO & co-founder)in
Co-investorsRadical VenturesBenchmarkAbstract VenturesAliya Capital PartnersAtreides ManagementManhattan Venture Partners+10 more
Gecko Robotics builds robots equipped with sensors and cameras to inspect industrial structures like boilers for structural defects, replacing dangerous manual inspections at height.
Advanced ManufacturingAI & Machine LearningDeep TechRoboticsPittsburgh, US
Jake Loosararian(Cofounder & CEO)inTroy Demmer(Cofounder)in
BoardGaetano Crupi(Director)inAndrew Davis(Director)inTrae Stephens(Director)in
Co-investorsAlpha PartnersBase Venture Management, Inc.Cox EnterprisesCubit CapitalDrive CapitalFifth Down Capital+44 more
Groq designs and manufactures the LPU (Language Processing Unit), a chip purpose-built for AI inference, and operates GroqCloud, a platform for running inference workloads with low latency and cost efficiency across global data centers.
AI & Machine LearningCloud ComputingSemiconductorsPalo Alto, US
Jonathan Ross(CEO)inDouglas Wightman(Executive Officer, Director)
BoardChamath Palihapitiya(Director)in
Co-investorsAccess Ventures (New York)Acequia Capital (AceCap)Alumni VenturesAxiom PartnersB CapitalBanca Investis — Family Office+72 more
Kalshi operates a federally regulated futures exchange that allows users to trade contracts based on the outcomes of real-world events, creating a new market for event-based financial derivatives.
FintechNew York City, US
Luana Lopes Lara(Founder)inTarek Mansour(Co-founder & CEO)in
BoardAlfred Lin(Director)inMichael Seibel(Director)inMatt Huang(Director)in
Co-investorsa16z cryptoAliya Capital PartnersAlpha PartnersAndreessen HorowitzBond Capital ManagementCapitalG+56 more
Loyal develops longevity drugs for dogs, targeting the biological processes of aging to extend healthy lifespan and reduce age-associated disease.
BiotechHealthtechLongevity
Celine Halioua(Founder & CEO)in
Co-investorsage1Bain Capital VenturesBoxGroupCollaborative FundFirst Round CapitalFlucas Ventures+17 more
OpenAI is an AI research and deployment company focused on developing artificial general intelligence (AGI) with emphasis on safety and beneficial outcomes for humanity.
AI & Machine LearningCloud ComputingEnterprise SoftwareSan Francisco, US
Sam Altman(Co-founder & CEO)Elon Musk(Co-founder & former Co-chair / board member)inGreg Brockman(Co-founder & President)inIlya Sutskever(Co-founder & Chief Scientist)inWojciech Zaremba(Co-founder)inJohn Schulman(Co-founder (departed 2024))
Co-investors7BC Venture CapitalA-Rod CorpA.Capital VenturesA'Z AngelsAdvent InternationalAliya Capital Partners+97 more
Redwood Materials deploys large-scale energy storage systems for data centers and grid power while recycling batteries to recover critical minerals like lithium, nickel, cobalt, and copper as a domestic source of these materials.
Circular EconomyEnergyNew MaterialsCarson City, US
JB Straubel(Founder & CEO)inKevin Kassekert(Executive Officer)Jason Thompson(Executive Officer)in
BoardDavid Danielson(Director)in
Co-investorsBreakthrough Energy VenturesCoatue ManagementCollaborative FundCollective LiquidityCongruent VenturesDeepwater Asset Management+22 more
Reflection AI develops and releases open-weight AI models alongside published research and open-source software tools for customization and community building.
AI & Machine LearningNew York City, US
Ioannis Alexandros Antonoglou(Founder)in
Co-investorsAccess Ventures (New York)AIX VenturesARA NEA Ventures (Brand: Dmz.Xyz)AudaciousB Capital GroupB4 Capital+19 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.
Colossal
Exits · 1
1 IPOsSpaceXNASDAQ: SPCX
Portfolio news
latest coverage across their companies
Reflection AI · forgeglobal.com · Sep 26, 2026
Crusoe · techcrunch.com · Sep 17, 2026
Decart · pymnts.com · Aug 13, 2026
Databricks · techcrunch.com · Aug 13, 2026
Anthropic · Anthropic Newsroom · Aug 4, 2026
OpenAI · openai.com · Jul 21, 2026
Groq Inc · groq.com · Jun 22, 2026
Loyal · finsmes.com · Feb 11, 2026
Frequently asked questions
- How many investments has Thirdbase made?
- Thirdbase has 16 tracked investments, 1 of which have exited.
- What sectors does Thirdbase focus on?
- Thirdbase focuses on AI & Machine Learning, Deep Tech, Space Tech.
- Where is Thirdbase located?
- Thirdbase is headquartered in New York, US.
- Who does Thirdbase co-invest with?
- Thirdbase most often shares deals with Coatue Management, Khosla Ventures, Sequoia Capital, among 168 tracked co-investors.
Images
Co-investors · 1
Roosh Ventures is the venture capital arm of Roosh Investment Group, providing tailored R&D, operational support, and access to a global network of experts. The firm leverages portfolio companies and advisors with deep expertise in AI/ML, gaming, fintech, marketing, adtech, and mobile apps to accelerate startup growth.
Firms observed investing alongside Thirdbase, from public investor directories. Shared companies are the overlap with Thirdbase's recorded portfolio.
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