Fulgur Ventures

Meanwhile is a Bermuda-based digital asset insurance company specializing in long-term Bitcoin (BTC) coverage. It offers a whole life product designed for individuals planning to hold BTC long term, aiming to create intergenerational wealth and benefit from tax-advantaged structures. Meanwhile accepts premiums and pays claims exclusively in BTC, with reserves and financials denominated in the same currency.

Sygnum is a digital asset bank headquartered in Zurich that provides regulated services across digital asset banking, custody, brokerage, lending, asset management, and tokenization. The company serves institutional and professional clients, including banks, corporations, and distributed ledger technology foundations, with secure infrastructure and expert support for investing in and managing digital assets. Sygnum offers B2B solutions that enable clients to access liquidity, tokenize assets, and manage digital portfolios within a compliant framework. Founded in 2017, the firm operates internationally, with activity in Switzerland and Singapore, and emphasizes regulated, secure handling of digital assets for custody, trading, and asset management.

Jan3 is a company dedicated to advancing the adoption of Bitcoin through innovative technologies that promote financial freedom globally. Its mission centers on accelerating the process of hyperbitcoinization, with the belief that Bitcoin can address various societal challenges. Jan3 develops tools designed for individuals, autonomous regions, and sovereign nations, facilitating their engagement with a decentralized financial system. By focusing on expanding access to Bitcoin and enhancing second-layer technologies, Jan3 aims to empower users to fully leverage the benefits of a free and open financial ecosystem based on Bitcoin.

Bipa is a company that facilitates the buying and selling of Bitcoin, enabling customers to engage in transactions starting from R$1 using Pix and the Lightning Network. It has developed a digital account application that integrates Bitcoin with traditional banking systems. The application offers various features, including the ability to create and pay invoices, transfer satoshis from both the Bitcoin and Lightning networks, and provides financial information and services without withdrawal fees. Bipa aims to enhance user experience and accessibility in the cryptocurrency market through its innovative technology and convenient service offerings.

STOKR is a digital marketplace that operates on the blockchain, aimed at transforming capital markets by offering independent access for founders and investors. The platform provides a comprehensive solution for tokenizing securities, enabling founders to manage the entire investment process, including issuance, subscription, and administration of security tokens, in compliance with EU capital market regulations. STOKR supports multi-blockchain issuance and allows investors to register, invest, and manage their security tokens easily. Utilizing blockchain technology, STOKR automates subscriptions to future profits or revenues through smart contracts, all without any associated costs. The company focuses on simplifying investment processes, providing everyday investors and innovative businesses with the tools to engage in a more accessible and efficient digital investment landscape.

Blockstream specializes in blockchain technology, offering solutions such as Blockstream Satellite for global Bitcoin access, Liquid Network for faster transactions, Green Wallet for secure non-custodial storage, and APIs for developers. They also focus on cryptographic proofs to enhance privacy and security.

Ark Labs is scaling Bitcoin with Ark, a new layer two protocol for fast, low-cost, seamless payments.

Elysium Lab is an innovative startup that develops a keyless on-chain multi-factor authentication system for decentralized applications and self-custody wallets. The technology is modular and agnostic and was first implemented in a self-custody wallet for Bitcoin and stablecoins. It enables secure digital asset management by allowing interactions with smart contracts without exposing private keys, reducing theft and loss while preserving user ownership and improving the experience of managing assets. The on-chain onboarding algorithm supports secure access and asset management, redefining self-custody by generating and deleting the key as needed to maintain security. The company focuses on secure authentication, asset management, and privacy within decentralized ecosystems, addressing cyber threats and centralized custody risks for crypto assets.

Elysium Lab is an innovative startup that develops a keyless on-chain multi-factor authentication system for decentralized applications and self-custody wallets. The technology is modular and agnostic and was first implemented in a self-custody wallet for Bitcoin and stablecoins. It enables secure digital asset management by allowing interactions with smart contracts without exposing private keys, reducing theft and loss while preserving user ownership and improving the experience of managing assets. The on-chain onboarding algorithm supports secure access and asset management, redefining self-custody by generating and deleting the key as needed to maintain security. The company focuses on secure authentication, asset management, and privacy within decentralized ecosystems, addressing cyber threats and centralized custody risks for crypto assets.

AMBOSS is a company that has created a lightning liquidity platform aimed at safeguarding buyers and sellers through user-friendly smart contracts and reputation functionalities. The platform developed by the company includes a lightning network explorer and data analytics tool that present clients with information about their connections and payment capabilities. By identifying nodes to initiate payment agreements, the platform offers intuitive data displays to assist clients in efficiently organizing the market on the bitcoin lightning network.

Relai offers a user-friendly mobile application for buying and saving Bitcoin in Europe. Users can purchase and sell Bitcoin instantly, without registration, verification, or deposits. The app also provides a non-custodial Bitcoin wallet, ensuring users maintain full control over their funds.

Blockstream specializes in blockchain technology, offering solutions such as Blockstream Satellite for global Bitcoin access, Liquid Network for faster transactions, Green Wallet for secure non-custodial storage, and APIs for developers. They also focus on cryptographic proofs to enhance privacy and security.

Breez offers a user-friendly, swift, and secure method for conducting Bitcoin transactions. Leveraging the Lightning Network, Breez aims to revolutionize commerce by transforming Bitcoin into a practical currency.

Neutronpay develops a payment gateway platform that enables businesses to accept and send payments securely in real-time. Its key feature is seamless integration with Bitcoin Lightning for risk-free transactions.

Pnkfrg Studios is a mobile game developer creating a new gaming genre by blending entertainment formats such as video and games, delivering a social entertainment platform experience for Gen Z. The platform leverages crypto infrastructure to support gamified video content and interactive gaming, enabling transformed user-generated content and an engaging user experience.

The Bitcoin Company is developing a Bitcoin services platform intended to make cryptocurrency accessible to a broad audience. The platform is designed as a super-app that combines learning, earning, spending, saving, borrowing, and buying Bitcoin in a single interface, and to integrate traditional banking with crypto services. It begins with a Bitcoin rewards program that lets users earn sats on purchases, link credit cards, and buy gift cards, with plans to expand the suite of financial tools. The company emphasizes privacy and simplicity, aiming to provide a private, easy-to-use experience that reduces friction for crypto adoption while broadening access to conventional financial services alongside digital assets. The goal is to unify everyday financial activities around Bitcoin and related crypto services.

Ibex Mercado is a platform or financial operator for payment systems. Their service is a brokerage web platform for investors can buy and sell bitcoins, IBEXPAY is a web-based bitcoin payment platform, and bitcoin lightning payment infrastructure is a service. Ibex Mercado offers a service and trading systems based on stable and advanced proprietary technology.

Relai offers a user-friendly mobile application for buying and saving Bitcoin in Europe. Users can purchase and sell Bitcoin instantly, without registration, verification, or deposits. The app also provides a non-custodial Bitcoin wallet, ensuring users maintain full control over their funds.

Hexa Wallet primarily offers fintech services.

Voltage is a Bitcoin infrastructure provider. It adds enterprise-grade capabilities to both Layer 1 and Layer 2 technologies. It provides Bitcoin-centric infrastructure to engineering teams, enabling enterprise-grade experiences. Users benefit from the fastest and most scalable Lightning solution that meets the highest security and privacy standards by leveraging Voltage. Users can build, deploy, and scale faster than ever before with modern modular tools and processes. Voltage brings to market a suite of node, liquidity, and data services that elevates your value proposition via Lightning Network architecture.

Scarce City operates as a crypto marketplace focused on Bitcoin-related artworks and auctions. The company enables buyers to purchase Bitcoin-themed art using Bitcoin and leverages Bitcoin technology to reduce auction costs and improve marketplace coherence, including online bidding in under-collateralized auctions. Through a cultural approach, it aims to foster Bitcoin adoption by connecting art with cryptocurrency.

Galoy is an open‑source Bitcoin banking platform that enables communities and institutions to provide financial services on Bitcoin. It offers a secure backend API, mobile wallets, point‑of‑sale applications, compliance tools, and administrative controls. The platform’s core ledger and bitcoin bridge support enterprise‑scale transaction management, while extensible modules accommodate fiat and frontier markets. A proof‑of‑concept implementation, the Bitcoin Beach Wallet, helped establish a circular Bitcoin economy that influenced El Salvador’s adoption of Bitcoin as legal tender.

Umbrel provides a personal server with a Bitcoin and Lightning node at home.

GoSats is a company focused on facilitating bitcoin investment in India through a user-friendly platform. It enables individuals to earn bitcoin cashback when they shop with partnered merchants, allowing them to passively accumulate bitcoin as part of their everyday purchasing activities. By integrating shopping with investment, GoSats aims to simplify the process of becoming a bitcoin investor, thereby creating new bitcoin enthusiasts daily. The platform serves as an innovative solution for those looking to enter the cryptocurrency market without needing extensive knowledge or experience.

Moon is a technology company that focuses on delivering secure and empowering financial solutions aimed at increasing financial access. The company serves as a critical enabler for clients' consumer and enterprise offerings, specializing in areas such as payments, identity, and connectivity. Moon is not a bank or a money service business; instead, it provides software and services that enhance customer-facing products by integrating with various processors and bank sponsors through proprietary APIs. Additionally, Moon has developed a payment platform that facilitates online purchases using cryptocurrency, featuring a browser extension that allows users to link their accounts or wallets for secure transactions. The platform emphasizes the provision of know-your-customer virtual cards and offers an API for card issuance, enabling online retail customers to shop directly using these secure virtual cards.

Relai offers a user-friendly mobile application for buying and saving Bitcoin in Europe. Users can purchase and sell Bitcoin instantly, without registration, verification, or deposits. The app also provides a non-custodial Bitcoin wallet, ensuring users maintain full control over their funds.

Foundation Devices builds the open hardware foundation for Bitcoin and the sovereign Internet. They started Foundation Devices to make beautifully designed, open-source hardware for Bitcoin and the decentralized Internet. To bring great design and UX to hardware wallets, nodes, and more. To empower individuals to securely use and store Bitcoin while maintaining their sovereignty. To help our industry cross the chasm while staying true to its founding ideals. We call this open hardware. And we are excited to bring it to the world!

Bitrefill is a cryptocurrency-focused company that specializes in offering gift cards and prepaid mobile refills to customers and businesses worldwide. Founded in 2014 and headquartered in Stockholm, Sweden, Bitrefill provides access to over 1,600 products across 170 countries through its API, facilitating a seamless shopping experience without the need for registration or login. The company aims to enable users to utilize bitcoin as a practical currency for everyday transactions, ensuring a fraud-proof method for living on cryptocurrency. With a commitment to innovation, Bitrefill integrates advanced payment options, including the Lightning Network, to enhance the efficiency of its services.

Hodl Hodl operates a peer-to-peer cryptocurrency exchange platform that enables direct trading between users. It minimizes the risk of crypto asset theft and reduces trading time by employing multisig escrow for funds, rather than holding them directly. This approach also simplifies compliance procedures.

Revault offers mitigation against theft, mistakes, in-person threats, and online and physical attacks from well-funded and motivated attackers.

Foundation Devices builds the open hardware foundation for Bitcoin and the sovereign Internet. They started Foundation Devices to make beautifully designed, open-source hardware for Bitcoin and the decentralized Internet. To bring great design and UX to hardware wallets, nodes, and more. To empower individuals to securely use and store Bitcoin while maintaining their sovereignty. To help our industry cross the chasm while staying true to its founding ideals. We call this open hardware. And we are excited to bring it to the world!

LN Markets is a France-based company that develops a Lightning Network-based derivatives trading platform. Founded in 2019, it provides a bitcoin derivatives trading exchange that uses the Lightning Network to enable fast, low-cost settlement by avoiding on-chain transactions. The platform allows traders to exchange bitcoin derivatives directly from any Lightning Network wallet, connecting users to rapid funding and execution while reducing on-chain settlement frictions.

Stardust is a software company that offers a platform for game developers to build and manage blockchain-enabled games and metaverse experiences. The platform provides a graphical development environment and APIs that allow Web3 features, including NFT integration, across multiple blockchains with only a few lines of code, enabling developers to ship blockchain-enabled games faster without being required to commit to a single blockchain. Stardust aims to simplify the process of bringing blockchain, finance, and social components into games by offering integrated tools for gameplay, player management, and cross-chain compatibility. The company was founded in 2018 and is headquartered in Palo Alto, California.

Satsback.com is an online shopping platform that enables customers to earn bitcoin as cashback rewards for their purchases. By utilizing this platform, users receive fractions of a bitcoin instantly upon eligibility for withdrawal, allowing for immediate access to their rewards. Satsback.com aims to empower its customers by providing them with control over their savings, facilitating an innovative way to earn free bitcoin while shopping online.

DMarket is a prominent cross-chain marketplace specializing in the trading of NFTs and virtual items, as well as technology for creating metaverses. Recognized as one of the largest trading platforms for NFTs, DMarket ranks among the top three blockchain-based marketplaces alongside OpenSea and Rarible. The company's innovative technology is designed to support a wide range of users, including brands, influencers, video game developers, esports organizations, and broadcasters, enabling them to co-create and monetize digital content within various gaming environments. DMarket also offers a platform for in-game item trading, facilitating the development of a virtual economy that allows participants to earn profits while enjoying their gaming experiences. The company has attracted significant investment, including a $7.2 million funding round led by Silicon Valley venture capitalists.

Satoshis Games provides a full-service system for developers and publishers to build or integrate blockchain-based play-to-earn economies into their games, increasing engagement and unlocking new business and game models by making blockchain accessible and allowing players to become stakeholders in their favorite games. Our tools can be added to pre-existing game economies or built into the design of a new game from the ground up, and we have built an industry-leading team of game and marketplace veterans to offer you expert-level guidance as you go through ideation, design, architecture and implementation.

Graaf One is a Canadian company that operates as a pioneering Lightning Network brokerage, facilitating the purchase of Bitcoin in a swift and cost-effective manner. Its platform leverages advanced lightning network technology to enable efficient and scalable peer-to-peer micro-payments for buying and selling cryptocurrencies. This innovative approach allows clients to manage their cryptocurrency transactions seamlessly, whether they choose to conduct transactions independently or with the assistance of a specialist. By prioritizing user experience, Graaf One aims to simplify the complexities of cryptocurrency trading for its customers.

Casa offers a secure storage solution for consumers and companies to safely store their digital wealth. Casa helps users manage their private keys, through the multi-location security model that removes single points of failure and protects users from theft, accidents, and disasters, providing them with the tools for securing their digital lives.

Button Wallet is a secure, user-friendly digital asset trading platform built on Telegram messenger. It enables users worldwide to hold, trade, and share various cryptocurrencies and tokens within existing group chats. With support for multiple currencies including BTC, ETH, LTC, and ERC-20 tokens, Button Wallet simplifies crypto transactions by allowing users to send funds using only Telegram usernames.

Zebedee, Inc., established in 2019 and based in Hoboken, New Jersey, specializes in integrating Bitcoin and Lightning Network support into digital gaming environments. Its platform, ZEBEDEE, enables game developers to facilitate in-game microtransactions using Bitcoin, allowing players to send, receive, and store limited quantities of the cryptocurrency within their games. This fosters a seamless, frictionless exchange of value between players, developers, streamers, and watchers, powering digital economies within these gaming environments.

Fold is a bitcoin financial services company offering a consumer platform that enables users to earn bitcoin cashback as they shop with linked credit or debit cards and a bitcoin wallet. The platform supports syncing cards, transferring bitcoin to digital gift cards, and receiving bitcoin cashback instantly. It also provides a crypto and cash management experience that lets users buy, sell, and manage bitcoin and dollars, with rewards of up to 1.5% on eligible purchases; premium members enjoy a no-fee transaction experience. Fold aims to expand access to bitcoin by delivering a suite of consumer financial products that let customers earn, accumulate, and utilize bitcoin in everyday life.

Amber is a bitcoin accumulation app. They believe that preserving wealth is done with an intelligent and sensible long-term approach.

Coinmiles is a developer of an advanced Bitcoin-based reward application that offers users cashback in the form of Bitcoin when shopping online or in-store at over 1,000 brands, as well as when traveling at more than 900,000 hotels worldwide. The platform aims to create a comprehensive ecosystem that not only rewards consumers but also assists brands in managing and advertising their loyalty programs. By facilitating partnerships between users and brands, Coinmiles enhances user acquisition and engagement, allowing shoppers to convert their Bitcoin rewards into cash as needed. The company continues to innovate and expand its offerings within the cryptocurrency reward space.

Svort is a technology company specializing in advanced access management systems. It employs proprietary algorithms for anonymous biometrics and liveness detection, converting users' facial data into an irreversible, non-human interpretable code that serves as a digital key. This technology ensures secure access to both digital and physical spaces without storing sensitive user data on devices or servers. Svort's platform enhances security features across various industries by facilitating anonymous authentication for services like email, social networks, and banking.

Vaultoro Limited, established in London in 2014 by Joshua and Philip Scigala, operates a fintech platform specializing in digital assets and commodities trading. The company facilitates the storage and investment of physical allocated gold, bitcoin, Ethereum, and other assets through its secure, fast, and low-premium trading software. Vaultoro aims to democratize access to the gold market by enabling users to buy and sell allocated gold with ease, regardless of their financial background.

Breez offers a user-friendly, swift, and secure method for conducting Bitcoin transactions. Leveraging the Lightning Network, Breez aims to revolutionize commerce by transforming Bitcoin into a practical currency.

Blockade Games, Inc. is an independent video game studio that specializes in developing blockchain-based games. Founded in 2018 and originally based in Indianapolis, Indiana, the company has since moved its official operations to Austin, Texas. Blockade Games is currently focused on producing Neon District, a cyberpunk role-playing game, with plans to launch a minimum viable product by December of this year. Although the studio's headquarters is in Austin, it operates under a remote work model, allowing team members to collaborate from various locations.

Lastbit SIA, founded in 2018 and based in Riga, Latvia, operates in the cryptocurrency sector by providing bitcoin wallet and debit card services. The company is developing a global payment network that utilizes the Bitcoin Lightning Network, allowing users to make instant payments with low fees. Its minimum viable product in Europe includes mobile applications that offer debit cards and IBANs, facilitating transactions in both Bitcoin and Euros. Additionally, Lastbit offers Lastbit Go, which enables users to make daily purchases using cryptocurrency.

Bitrefill is a cryptocurrency-focused company that specializes in offering gift cards and prepaid mobile refills to customers and businesses worldwide. Founded in 2014 and headquartered in Stockholm, Sweden, Bitrefill provides access to over 1,600 products across 170 countries through its API, facilitating a seamless shopping experience without the need for registration or login. The company aims to enable users to utilize bitcoin as a practical currency for everyday transactions, ensuring a fraud-proof method for living on cryptocurrency. With a commitment to innovation, Bitrefill integrates advanced payment options, including the Lightning Network, to enhance the efficiency of its services.

Hideez Group is a cybersecurity company that designs authentication devices and software to secure physical and logical access. It develops hybrid hardware and software solutions, including the Hideez Key, a wireless authentication and password-management device that also handles RFID credentials and digital signatures. The solution relies on encrypted Bluetooth, RFID, and NFC technologies, with proprietary encryption protocols and platform-agnostic compatibility to complement existing vendors. It provides passwordless identity management software that consolidates authentication workflows, using proximity sensing, one-time passwords, smart cards, and full-day authentication to improve security, compliance, and operational efficiency for organizations.

Lightning Video is leveraging Bitcoin's Lightning Network and WebTorrent to fix the incentives around content platforms. Creators can monetize their content frictionlessly, to international audiences, saving 97% on fees, all without answering to the ad networks.

Graaf One is a Canadian company that operates as a pioneering Lightning Network brokerage, facilitating the purchase of Bitcoin in a swift and cost-effective manner. Its platform leverages advanced lightning network technology to enable efficient and scalable peer-to-peer micro-payments for buying and selling cryptocurrencies. This innovative approach allows clients to manage their cryptocurrency transactions seamlessly, whether they choose to conduct transactions independently or with the assistance of a specialist. By prioritizing user experience, Graaf One aims to simplify the complexities of cryptocurrency trading for its customers.

Bitlum is a company founded in 2017 and headquartered in Burlington, Massachusetts, specializing in the development of online bitcoin wallets. The firm focuses on building applications utilizing the Bitcoin Lightning Network, which allows for faster and more cost-effective transactions. One of its notable products is Zigzag, an instant cryptocurrency exchange that supports the Lightning Network. This platform enables users to execute nearly instant asset exchanges without the need for user registration, mitigating the typical high fees associated with blockchain transactions by employing payment channels. Through these innovations, Bitlum aims to enhance the accessibility and efficiency of cryptocurrency transactions.