Fulgur Ventures — Full Portfolio

Synota develops technology for decentralized energy systems.

AI & Machine LearningCrypto & Web3EnergyFintechPowell, US

Austin Mitchell(Chief Operating Officer & Director)inAlan Schroeder(Director)Lisa Scott(Executive Officer, Director)in

Co-investorsHivemind Ventures, LlcRev1 VenturesRecursive CapitalTrammell Venture Partners (TVP)

Alby provides self-custody bitcoin wallet software and infrastructure, accessible through web and mobile applications, enabling users to make payments and receive bitcoin via Lightning Network addresses without relying on centralized custodians.

Crypto & Web3Fintech

Co-investorsHivemind Ventures, Llc

Amboss provides data analytics and machine learning tools for the Bitcoin Lightning Network, offering routing optimization and risk management for merchants, consumers, and enterprise users.

AI & Machine LearningCrypto & Web3FintechPortland, US

Anthony Potdevin(Executive Officer, Director)inJesse Shrader(Executive Officer, Director)in

BoardEmanuele Rossi(ML Advisor)

Co-investorsDraper AssociatesSTILLMARK

Amboss provides analytics, node and channel explorer tools, and free utilities (invoice/LNURL decoding, fiat-BTC conversion) for the Bitcoin Lightning Network.

Crypto & Web3Data & InfrastructureDeveloper Tools

Co-investorsSTILLMARKDraper AssociatesValor Equity Partners

Crypto commerce platform for real-world spending

Fintech

Sergej K.(Founder)inPatric StillerSergej Kotliar

Co-investors3Comma Capital500 GlobalDraper AssociatesBoost VC

Blockstream builds infrastructure and products for the Bitcoin ecosystem, including a wallet app for managing bitcoin and Liquid assets and a hardware wallet for self-custody.

Crypto & Web3FintechHardwareMontreal, KY

Adam Back(Co-founder & CEO)Austin Hill(Director, President and Chief Executive Officer)Erik Svenson(Founder)inHammie Hill(Director and Chief Financial Officer)

BoardReid Hoffman(Director)

Co-investorsAcequia Capital (AceCap)Blockchain CapitalDCVC (Data Collective)DG Daiwa VenturesDigital Currency GroupFuture Perfect Ventures+3 more

BlueWallet is a free, open-source, self-custody Bitcoin wallet where users hold their own keys and can send, receive, and store Bitcoin.

Crypto & Web3Fintech

Bringin is a Bitcoin-to-euro platform for European users that offers a self-custody Lightning wallet, a personal virtual IBAN, and Visa debit cards to convert, hold, and spend Bitcoin.

Crypto & Web3Fintech

Prashanth C(Founder & CEO)

Casa provides self-custody solutions for bitcoin and stablecoins, offering multi-signature security infrastructure for both individual and institutional users.

Crypto & Web3Fintech

Co-investorsChampion Hill VenturesF-Prime CapitalFabric VenturesSTILLMARKTioga Capital PartnersAvon Ventures+1 more

Co-investorsAngels of ManyBoxOne Ventures

Debifi is a non-custodial Bitcoin-backed lending platform that lets borrowers take out stablecoin and fiat loans against their BTC using a 3-of-4 multisig escrow system, while connecting them with institutional liquidity providers.

Crypto & Web3Fintech

Co-investorsConcentric

Deedsats builds a self-custodial mobile wallet for statutory company shares recorded on Bitcoin using the RGB protocol, with peer-to-peer transfers settling on Bitcoin and Lightning and governance handled over Nostr.

Crypto & Web3FintechPropTech

DitoBANX provides digital financial services that combine technology with regulated financial products, including digital-asset (crypto) transfers, ATMs, and tokenization services.

Crypto & Web3Fintech

Finpeers structures capital, credit, and liquidity for companies integrating Bitcoin into their balance sheets, and connects qualified investors and family offices to overcollateralized Bitcoin-backed financing opportunities.

Crypto & Web3Fintech

Fold builds apps for spending bitcoin in the real world.

Co-investorsCraft Ventures

Galoy builds Bitcoin-native banking software and infrastructure for regulated financial institutions, enabling banks to offer Bitcoin services to their customers.

Crypto & Web3Fintech

Nicolasin

Co-investorsBrad MillsHivemind Ventures, LlcKube VCTrammell Venture Partners (TVP)Craft VenturesValor Equity Partners

Hideez is a passwordless authentication and single sign-on platform that replaces passwords across Windows workstations, legacy apps, and modern SSO, using methods such as QR codes, Bluetooth proximity, NFC, passkeys, and FIDO2 hardware keys with automatic workstation lock.

CybersecurityEnterprise SoftwareSaaS

Co-investorsDreamit VenturesImpera Alfa

Hoseki provides cryptographic verification of Bitcoin and digital asset holdings, letting holders generate verifiable proofs of ownership and businesses request and verify counterparty holdings without exposing addresses or sensitive data.

Crypto & Web3FintechSaaS

Sam Abbassi(CEO)Cory Wilbur(CTO and Head of Product)in

Co-investorsF-Prime CapitalSTILLMARKAvon VenturesCastle Island VenturesTen31

Pioneer in the development of Lightning-as-a-Service infrastructure for enterprise and SMBs, with a focus on LATAM and emerging markets.

Co-investorsSTILLMARK

Infinite Fleet is a massively multiplayer online game set in a procedurally generated galaxy where players command a fleet in a military conflict against an alien threat.

ConsumerCrypto & Web3Gaming

Co-investorsBrad Mills

JAN3 builds Bitcoin infrastructure and Layer 2 technologies (Lightning and Liquid), offering products including the AQUA non-custodial wallet, tokenization services for real-world assets, and Bitcoin advisory for individuals, enterprises, and nation-states.

AI & Machine LearningCrypto & Web3Fintech

Komainu provides regulated custody and connected services for digital assets, including tokenization, trading, borrowing, lending, staking, and collateral management.

Crypto & Web3Enterprise SoftwareFintech

Co-investorsLaser Digital

Lendasat operates a peer-to-peer marketplace for Bitcoin-backed loans, matching borrowers who lock up Bitcoin as collateral with lenders.

Crypto & Web3FintechMarketplaces

Lexe provides a self-custodial Lightning Network application for iOS and Android, enabling users to make Bitcoin payments through self-hosted nodes running in secure hardware.

Crypto & Web3FintechFoster City, US

Max Fang(Founder)inPhilip Hayes(Founder)inPhilip Kannegaard Hayes(Executive Officer, Director)Maxwell Fang(Executive Officer, Director)

Co-investorsHivemind Ventures, Llc

LN Markets is a Bitcoin derivatives trading platform that aggregates liquidity from top centralized exchanges and enables instant settlement via Bitcoin's Lightning Network.

Crypto & Web3Fintech

Co-investorsLemniscapArcane CryptoBitfinex

Lombardor offers euro loans collateralized by Bitcoin, letting holders access liquidity (from €10,000, up to 50% LTV) without selling their coins, which stay in cold storage with a regulated German custodian.

Crypto & Web3FintechHamburg, DE

Bitcoin-denominated life insurance company making financial protection accessible in the digital economy

Co-investorsPantera CapitalSTILLMARK

OpenNode provides bitcoin payment and payout infrastructure for businesses through an API, ecommerce plugins, and hosted payment pages.

Crypto & Web3Developer ToolsFintech

Co-investorsDraper AssociatesF-Prime Capital

Berlin, DE

Alexander Chroust(Founder)Ferran Punet Soriano(Founder)

Co-investorsSTILLMARK

Relai operates a self-custodial mobile app for buying and selling Bitcoin, aimed at retail and business customers in Europe.

Crypto & Web3FintechSwitzerland, CH

Julian Liniger(Co-founder & CEO)inAdem Bilican(Co-founder & CTO)inImo Babics(CMO & CGO)inThomas Jeegers(CFO & COO)in

Co-investorsBrad MillsPolytech Ecosystem VenturesSICTICNon Sibi VenturesTEDCO

Scarce City is an online marketplace where buyers use Bitcoin (satoshis or BTC) to purchase physical goods, art, and collectibles.

Crypto & Web3E-commerceMarketplaces

Co-investorsBrad Mills

STOKR provides infrastructure for issuing regulated tokenized digital securities and structured notes, handling investment structuring, smart contract deployment, AML/KYC, fiat and crypto payments, and securities lifecycle management.

Crypto & Web3FintechSaaS

Co-investorsBorderless Venture

Wilmington, US

Yauheni Mintsevich(Executive Officer, Director)Valery Vashkinel(Executive Officer, Director)

Sygnum is a Swiss- and Singapore-based regulated digital asset banking group serving professional and institutional investors.

Co-investorsFenbushi CapitalMirana VenturesPolymorphic CapitalSCB 10XVinaCapital Ventures

Umbrel makes umbrelOS, a home server operating system with a one-click app store for self-hosting apps such as personal cloud storage, media streaming, Bitcoin/Lightning nodes, network ad-blocking, home automation, and locally-run AI models and agents.

ConsumerCrypto & Web3Hardware

Co-investorsOSS Capital

Voltage provides payment infrastructure built on Bitcoin and the Lightning Network, letting financial platforms send Bitcoin and USD instantly and globally with low fees and reliable settlement.

Crypto & Web3Data & InfrastructureFintechWichita, US

Graham Krizek(Founder)in

Co-investorsSTILLMARKStrategic Cyber VenturesTrammell Venture Partners (TVP)GV (Google Ventures)Trammell Venture Partners

Building the Bitcoin economy via Lightning, starting with games and digital experiences.

Hoboken, US

Co-investorsCollab+CurrencyTrammell Venture Partners (TVP)