/Investor DB

UDHC — Full Portfolio

49 tracked investments · listed companies and verified rows first

Circlecircle.comin𝕏NYSE: CRCL

Circle provides a full-stack platform for digital finance, combining blockchain infrastructure, stablecoins (USDC, EURC), and payment networks to enable borderless value exchange and financial access globally.

AI & Machine LearningCrypto & Web3FintechNew York City, US

Jeremy Allaire(Founder)inPatrick Sean Neville(Director)Sid Yadav(Cofounder)inSean Neville(Founder)inP. Sean Neville(Director)Heath Tarbert(Executive Officer)in

Co-investors10T FundAccelalphabet angelsAlumni VenturesaVentureAxevil Capital+26 more

Keyringkeyring.networkin𝕏✓ verified

Keyring builds on-chain financial infrastructure for fixed income markets, providing three core products to address compliance, insurance, settlement, and governance barriers.

AI & Machine LearningCrypto & Web3CybersecurityEnterprise SoftwareFintech

Co-investorsKima VenturesMotier VenturesEberg Capitalgumi Cryptos Capital (gCC)gumi IncGreenfield+1 more

Agentic Data Intelligenceagentic-data.comin𝕏

Co-investorsElectric Capital

Althea Networkalthea.net

Althea builds a blockchain-based settlement layer (Althea L1) for open-access telecom and infrastructure networks, enabling autonomous machines and community-owned internet service providers to operate.

Crypto & Web3Deep TechImpact & Social GoodIoTClatskanie, US

Justin Kilpatrick(Founder)in

Co-investorsAGE CryptoFigmentTRGC

Altitudealtitude.fiin𝕏

Altitude unifies decentralized lending protocols into a single platform where crypto holders can borrow against their assets at optimized rates.

Crypto & Web3FintechPanama, PA

Co-investors7percent VenturesG1 VenturesAccelerated Digital VenturesHiro Capital

Auto Financeauto.finance𝕏

Autopools provides automated DeFi vaults that optimize yield by rebalancing across major protocols and assets including ETH and stablecoins.

Crypto & Web3Fintech

Co-investorsElectric CapitalGalaxy VenturesLemniscapMarin Digital Ventures

Belugaheybeluga.comin𝕏

Beluga publishes crypto market analysis, insights, and educational articles covering topics such as Solana staking and DeFi.

Crypto & Web3Media & Entertainment

Sonny Singh(CEO)inWill McKinnon(Chief Strategy Officer)inPratik Bhuyan(Head of Content)

Co-investorsKraken VenturesRRE Ventures186 Ventures2 Punks CapitalBorderless VentureMarin Digital Ventures+2 more

Canton Networkcanton.foundationin𝕏

The Canton Foundation fosters the development and governance of the Global Synchronizer, a blockchain infrastructure that enables atomic transactions across sovereign blockchains while preserving privacy.

Crypto & Web3Data & Infrastructure

Co-investorsa16z cryptoAndreessen HorowitzBNP ParibasCircle VenturesDRW Venture CapitalDTCC+6 more

Coinsourcecoinsource.netin𝕏

Xoilac TV is a free live soccer streaming platform that provides HD-quality broadcasts of major football leagues and tournaments worldwide, including Premier League, Champions League, La Liga, Serie A, and Vietnamese domestic leagues for fans across Vietnam and Southeast Asia.

Media & EntertainmentHo Chi Minh City, VN

Co-investorsBlockchain Valley Ventures, Llc

Consensysconsensys.ioin𝕏

Consensys builds a vertically integrated platform for decentralized finance, offering consumer wallet applications, developer infrastructure, blockchain APIs, and protocol-level software that manage the full onchain transaction lifecycle.

Crypto & Web3Data & InfrastructureDeveloper ToolsFintechFort Worth, US

Joseph Lubin(Founder & CEO)in

Co-investorsArcane GroupArgonautic VenturesBR CapitalCMT Digital VenturesCoinbase VenturesDragonfly+31 more

Cormintcormint.com

Cormint owns and operates energy infrastructure for large-scale computing, running 130 MW across sites in West Texas with expansion capacity toward gigawatt scale.

Cloud ComputingCrypto & Web3EnergyFort Stockton, US

Pierre J DePeyster(Founder)in

Co-investorsTen31

Credenzacredenza3.comin

Credenza develops a blockchain-based real-time data synchronization platform that integrates customer data ecosystems.

Crypto & Web3Data & InfrastructureEnterprise SoftwareMarketing Tech

Sandy Khaund(CEO and Founder)in

Droseradrosera.io

Drosera provides a security protocol built around "Traps," on-chain mechanisms designed to detect and respond to threats, aimed at developers and operators in the blockchain space.

Crypto & Web3Cybersecurity

Co-investorsArrington CapitalMetamatic GroupNxGenPaper VenturesArrington XRP CapitalTuesday Capital

GiftAMealgiftameal.comin𝕏Seed · Jun 2021 · $480K

GiftAMeal is a mobile app that donates to local food banks based on photos users take while dining at participating restaurants.

ConsumerFoodTechImpact & Social Good

Co-investorsCapital InnovatorsVillhard Growth Partners

Grafana Labsgrafana.comin𝕏

Grafana Labs builds an observability platform that collects, visualizes, and alerts on metrics, logs, traces, and profiles from multiple data sources.

AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise Software

Raj Dutt(Founder)inTorkel Ödegaard(Founder)in

Co-investorsCapitalGCoatue ManagementCrew CapitalG SquaredGaldana VenturesGeneral Partnership+9 more

Humanhuman.techin𝕏

human.tech provides a privacy-preserving identity and control layer for people, institutions, and AI, using zero-knowledge proofs and client-side cryptography built on W3C Verifiable Credentials and eIDAS 2.0 standards.

Crypto & Web3CybersecurityGovTech

Co-investorsDraper DragonPaper VenturesNVP CapitalY Combinator

Indexing Companyindexing.coin𝕏

Indexing.co provides blockchain data infrastructure that delivers real-time and structured on-chain data across 100+ chains, covering DeFi trades, perpetual and prediction markets, stablecoin payments, and wallet activity.

AI & Machine LearningCrypto & Web3Data & InfrastructureDeveloper ToolsFintech

Maple Financemaple.financein𝕏

Maple is an onchain asset management platform offering institutional-grade lending and yield strategies to the crypto ecosystem.

Crypto & Web3Fintech

Joe Flanagan(Founder)in

Co-investorsArctic DigitalBlack DragonBloccelerate VCGSRMarin Digital VenturesMaven 11+10 more

Membranemembranelabs.comin𝕏

Membrane Labs provides an institutional infrastructure platform for digital asset credit, unifying counterparty discovery, loan workflows, and collateral management with real-time visibility, automated margin enforcement, and multi-custodian connectivity.

Crypto & Web3Enterprise SoftwareFintech

Carson Cook(Founder)in

Co-investorsArca FundsBelvedere Strategic CapitalElectric CapitalFourth Revolution Capital (4RC)Lvna CapitalMarin Digital Ventures+10 more

Multismultis.comin𝕏Feb 2022 · $7MDefunct

Multis builds accounting and treasury management software that generates financial statements and automates accounting tasks for cryptocurrency wallet holders and web3 organizations.

Crypto & Web3FintechParis, FR

Thibaut Sahaghian(Founder & CEO)inTheophile Villard(Founder)in

Co-investorsY Combinator6th Man VenturesAgrolimen VenturesAHO Beratung Gmb HCoinbase VenturesDigital Currency Group+12 more

Naymsnayms.comApr 2023

Nayms, now OnRe, runs a regulated on-chain insurance and reinsurance marketplace built on Ethereum smart contracts.

Co-investorsBlack DragonCogitent VenturesDigital Finance GroupSalica InvestmentsTaisu VenturesWoodstock Fund+4 more

Nooknookapp.xyzin𝕏Jun 2025 · $2.5M

Nook is a mobile app (iOS and Android) that converts users' cash into USDC via Coinbase and allocates it to DeFi lending markets so they can earn yield, with an average APY around 7.6% and no deposit minimum or lockup.

ConsumerCrypto & Web3FintechAustin, US

Kenzan Boo(CTO & Co-founder)inJoey Isaacson(CEO & Co-founder)inSohail Khanifar(CPO & Co-founder)

Co-investorsCoinbase VenturesDefy PartnersReverie

Oasis Pro Marketsoasispromarkets.comin𝕏

Oasis Pro Markets operates OATSPRO, a US-regulated alternative trading system (ATS) that lets accredited and institutional investors trade blockchain-based digital securities and settle in stablecoins or fiat.

Crypto & Web3FintechMarketplaces

Onomyonomy.io

Los Angeles, US

Samuel Rowen(Executive Officer, Director)Samuel Abrahamson(Executive Officer, Director)

Co-investorsMapleblock CapitalMentha PartnersRana CapitalSora VenturesTPC Club (The presale club)TPC Ventures+3 more

OnReonre.finance

OnRe is the first BMA-approved reinsurer operating under both the Digital Asset Business Act and the Insurance Act, connecting onchain capital to real-world reinsurance risk.

Crypto & Web3FintechInsurTechHamilton, BM

Co-investorsBorderless VentureCoinbase VenturesRockawayX

Opolisopolis.coApr 2021

Opolis is a member-owned digital employment cooperative that provides independent professionals — primarily S-Corp and C-Corp operators — with W-2 payroll, group health and retirement benefits, and tax compliance handling.

FintechFuture of WorkHR TechDenver, US

John Paller(Executive Officer, Director)inJoshua Lapidus(Founder)in

BoardJonathan Kestenbaum(Director)Woodson Hobbs(Director)

Co-investorsConsenSys MeshDraper AssociatesRed Beard VenturesGreenfieldNear FoundationPolygon Ventures

Optimismoptimism.ioin𝕏

Optimism provides blockchain infrastructure based on the OP Stack, letting exchanges, fintechs, and financial institutions deploy and operate their own chains or add onchain features while it handles operations, security, and upgrades.

Crypto & Web3Data & InfrastructureFintech

Ben Jones(Cofounder)inJing Wang(Founder)inJinglan Wang(Founder)

Co-investorsA.Capital Venturesa16z cryptoAbstract VenturesAndreessen HorowitzAndromeda CapitalBlockchain Coinvestors+13 more

Parataxisparataxis.ioin

Parataxis Capital Management is a multi-strategy investment advisory firm focused on the digital asset sector, offering actively managed, risk-managed exposure to cryptocurrency markets.

Crypto & Web3FintechNew York, US

Thejas Nalval(Founder)inEdward Chin(Founder)in

Pryctoprycto.comin𝕏

Prycto provides liquidity services for crypto tokens, offering market making across decentralized and centralized exchanges to reduce spreads and slippage.

Crypto & Web3Fintech

Ramp Networkrampnetwork.comin𝕏May 2021

Ramp Network provides fiat-to-crypto and crypto-to-fiat on-ramp and off-ramp tools that let brands and blockchain projects onboard users into web3.

Crypto & Web3Data & InfrastructureFintechDover, US

Przemyslaw Kowalczyk(Executive Officer, Director)Przemek Kowalczyk(CEO & Co-Founder)inSzymon Sypniewicz(Co-Founder, Advisor and Board Member)in

Co-investorsBalderton CapitalCogito Capital PartnersFJ LabsGalaxy VenturesKorelya CapitalNFX+1 more

Rumpel Labsrumpel.xyz

Kenton Prescott(Founder)in

Co-investorsVariant Fund

Sentorasentora.comin𝕏

Sentora builds infrastructure and tools connecting institutional investors to decentralized finance solutions, addressing key adoption barriers through products focused on capital formation, yield generation, asset management, and risk mitigation.

Crypto & Web3Data & InfrastructureEnterprise SoftwareFintech

Anthony DeMartino(Chief Executive Officer)inJesus Rodriguez(Chief Technology Officer)in

Co-investorsBorderless VentureCollab+CurrencyWhite Star CapitalNew Form Capital

Stablenodestablenode.xyzin𝕏

StableNode operates blockchain node validations and uses the rewards to invest in early-stage crypto and blockchain ventures and provide liquidity in DeFi applications.

Crypto & Web3

Summersummer.fi𝕏

Summer.fi is a decentralized finance platform offering the SUMR token with staking to earn USDC, and governance through the Lazy Summer DAO where token holders vote on proposals.

Crypto & Web3Fintech

Sureelsureel.aiin𝕏

Sureel builds generative AI tools for music and visual art creation that attribute generated work to original artists and creators.

AI & Machine LearningCreator EconomyMedia & Entertainment

Tamay Aykut(Founder, CEO)inAileen Crowley(Co-President)in

BoardBenji Rogers(Co-President)

Tasker AItasker.aiin𝕏

Tasker AI is an AI assistant that handles complex work and personal tasks through multi-step execution from a single user command.

AI & Machine LearningEnterprise SoftwareSan Francisco, US

Ahmed AJ(Founder)in

Co-investorsDepartment of XYZEx/AntePioneerVenture Dept.Y CombinatorAlliance DAO (ex DeFi Alliance)+20 more

Test Machinetestmachine.aiin𝕏

TestMachine provides real-time risk scoring for cryptocurrency tokens across EVM blockchains using autonomous AI agents that analyze contract functions and behaviors.

AI & Machine LearningCrypto & Web3CybersecurityNew York, US

Co-investorsBelvedere Strategic CapitalDecasonicGenerative Ventures

The Data Economics Companylydion.comin𝕏

Lydion, developed by The Data Economics Company (DECO), uses patented Transactional Proof-of-Work to package business data into "Lydion" digital assets that owners can control, use, and transact while retaining ownership.

Crypto & Web3Data & InfrastructureDeep TechLos Angeles, US

Jennifer Hinkel(Founder)inArka Ray(Founder)in

Union Labsunion.buildin𝕏

Union is a blockchain infrastructure project building interoperability technology for connecting decentralized networks, with work spanning liquid staking and DeFi.

Crypto & Web3Data & InfrastructureDeveloper ToolsNorfolk, US

Emir B(Co-founder & CSO)Karel(Co-founder & CEO)Cor(Co-founder & CTO)

Co-investorsAGE CryptoBlockchain CoinvestorsBorderless VentureEterna CapitalFounderheads,LongHash Ventures+13 more

USIGusig.digital

USIG Digital builds tokenized debt products for institutional wholesale markets, with a focus on collateral management and on-chain settlement backed by Treasury bills.

Crypto & Web3Enterprise SoftwareFintech

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

Universal DeFi HoldingBoardroomChronicle LabsDeribetOnce UponReelySpectralTutored By TeachersZignaly (Exit)

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.