Fulgur Ventures

Fulgur Ventures is a venture capital investment firm established in 2019 and located in Wilmington, Delaware. The firm focuses on investing in emerging sectors such as consumer wallets and applications, gaming, media, entertainment, and financial infrastructure. Fulgur Ventures believes in the potential of Bitcoin as a politically neutral monetary system and actively supports the development of the Lightning Network to enhance decentralized finance. With decades of experience in building and scaling businesses, the firm provides essential support to startups through investments ranging from $50,000 to $200,000 for pre-seed stages, as well as advisory and mentoring services. Additionally, Fulgur Ventures assists startups in navigating the complex legal and regulatory landscape of cryptocurrency, ensuring alignment with evolving industry standards and best practices.

Oleg Mikhalsky

Partner

Past deals in Bitcoin

Meanwhile

Series A in 2025
Meanwhile is a pioneering insurance company that offers a whole life product denominated entirely in Bitcoin, targeting individuals who intend to hold Bitcoin long-term and are interested in intergenerational wealth creation. Regulated by the Bermuda Monetary Authority, Meanwhile accepts premiums and pays claims exclusively in Bitcoin, providing a tax-efficient method for policyholders to accumulate wealth. The initial product allows users to pay premiums in ten equal installments or partially upfront, designating beneficiaries for a fixed payout upon death. As the policy grows in value, policyholders can access tax-free loans against their accumulated value. Utilizing AI technology, Meanwhile enhances its underwriting, claims processing, and overall operations, aiming to create a transparent and efficient insurance ecosystem tailored for the digital asset market.

Jan3

Seed Round in 2025
Jan3 is a company dedicated to advancing the adoption of Bitcoin and promoting financial freedom globally. Its mission centers on accelerating hyperbitcoinization, which envisions a world where Bitcoin serves as a fundamental component of the financial system. Jan3 develops innovative Bitcoin technologies aimed at facilitating access to Bitcoin for individuals, autonomous regions, and sovereign nations. By offering tools and solutions that empower users, the company enables a more open and accessible financial ecosystem. This focus on Bitcoin and its second-layer technologies positions Jan3 as a key player in the ongoing evolution of digital finance.

Bipa

Seed Round in 2024
Bipa is a company that facilitates the buying and selling of Bitcoin, enabling customers to start trading with amounts as low as R$1 through Pix and the Lightning Network. It has developed a digital account application that integrates Bitcoin with the traditional banking system. The application allows users to create and pay invoices, transfer satoshis from both the Bitcoin network and the Lightning Network, and offers these services without withdrawal fees. Additionally, Bipa provides users with financial information and services, leveraging advanced technology to enhance the overall experience.

Blockstream

Convertible Note in 2024
Blockstream is a prominent blockchain technology supplier that focuses on enhancing Bitcoin and blockchain functionality through innovative products and services. The company develops interoperable blockchain technologies, particularly sidechains, which facilitate faster and more confidential transactions. Its notable offerings include Blockstream Satellite, a service that broadcasts the Bitcoin blockchain via satellite for users without internet access, and the Liquid Network, designed to improve transaction efficiency. Additionally, Blockstream provides the Green Wallet, a non-custodial Bitcoin wallet emphasizing security and user control. The company also offers blockchain APIs for developers, enabling the integration of blockchain capabilities into various applications, as well as solutions for efficient Bitcoin mining operations. By leveraging advanced cryptographic techniques, Blockstream aims to enhance privacy and security in transactions, ultimately contributing to the evolution of the financial infrastructure.

Ark Labs

Pre Seed Round in 2024
Ark Labs is scaling Bitcoin with Ark, a new layer two protocol for fast, low-cost, seamless payments.

Elysium

Pre Seed Round in 2024
Elysium Lab is a pioneering startup specializing in on-chain multi-factor authentication technology. It aims to enhance security and user experience in decentralized applications and self-custody solutions. The company's flagship product is a keyless, modular, and agnostic authentication system, initially integrated into a self-custody wallet for Bitcoin and stablecoins. This system enables users to manage and trade assets securely, without the risk of key theft or loss, while maintaining full ownership and a seamless user experience.

Elysium

Grant in 2024
Elysium Lab is a pioneering startup specializing in on-chain multi-factor authentication technology. It aims to enhance security and user experience in decentralized applications and self-custody solutions. The company's flagship product is a keyless, modular, and agnostic authentication system, initially integrated into a self-custody wallet for Bitcoin and stablecoins. This system enables users to manage and trade assets securely, without the risk of key theft or loss, while maintaining full ownership and a seamless user experience.

AMBOSS

Seed Round in 2023
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

Seed Round in 2023
Relai is a cryptocurrency investment mobile application that allows users in Europe to buy and sell Bitcoin quickly and easily. The platform distinguishes itself by eliminating the need for registration, verification, or deposits, thereby enabling users to engage in transactions without providing personal information. Additionally, Relai offers a non-custodial bitcoin wallet, ensuring that users maintain full control over their funds. The app also features an auto-invest option, designed with high-security standards, which further simplifies the investment process for users looking to invest in Bitcoin.

Blockstream

Convertible Note in 2023
Blockstream is a prominent blockchain technology supplier that focuses on enhancing Bitcoin and blockchain functionality through innovative products and services. The company develops interoperable blockchain technologies, particularly sidechains, which facilitate faster and more confidential transactions. Its notable offerings include Blockstream Satellite, a service that broadcasts the Bitcoin blockchain via satellite for users without internet access, and the Liquid Network, designed to improve transaction efficiency. Additionally, Blockstream provides the Green Wallet, a non-custodial Bitcoin wallet emphasizing security and user control. The company also offers blockchain APIs for developers, enabling the integration of blockchain capabilities into various applications, as well as solutions for efficient Bitcoin mining operations. By leveraging advanced cryptographic techniques, Blockstream aims to enhance privacy and security in transactions, ultimately contributing to the evolution of the financial infrastructure.

Breez

Venture Round in 2022
Breez is a developer of a cryptocurrency wallet that facilitates simple, fast, and secure bitcoin transactions. Leveraging the Lightning Network, Breez aims to transform bitcoin into a more functional currency, enhancing its usability for everyday commerce. The wallet allows users to easily accept and make payments in bitcoin, streamlining the payment process and expanding the capabilities of blockchain technology.

Neutronpay

Seed Round in 2022
Neutronpay provides a payment gateway platform that enables businesses to accept and send payments securely and efficiently. The platform specializes in integrating Bitcoin Lightning payments, allowing for real-time transactions while minimizing the risks associated with fraud and chargebacks. By offering a user-friendly interface for online and cross-border money transfers, Neutronpay aims to streamline the payment process for businesses, ensuring a safe and reliable method for managing their financial transactions.

The Bitcoin Company

Seed Round in 2022
The Bitcoin Company aims to simplify the transition from traditional banking to a Bitcoin-based financial experience. Its platform serves as a comprehensive super-app that integrates various financial tools, allowing users to learn, earn, spend, save, borrow, and buy Bitcoin in one convenient location. Initially, the company has launched a Bitcoin rewards program that enables users to purchase gift cards, link credit cards, and earn Bitcoin rewards on their transactions. The Bitcoin Company is dedicated to making Bitcoin accessible to everyone while providing a seamless experience that combines innovative cryptocurrency services with traditional banking functionalities.

IBEX Mercado

Seed Round in 2022
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

Seed Round in 2022
Relai is a cryptocurrency investment mobile application that allows users in Europe to buy and sell Bitcoin quickly and easily. The platform distinguishes itself by eliminating the need for registration, verification, or deposits, thereby enabling users to engage in transactions without providing personal information. Additionally, Relai offers a non-custodial bitcoin wallet, ensuring that users maintain full control over their funds. The app also features an auto-invest option, designed with high-security standards, which further simplifies the investment process for users looking to invest in Bitcoin.

Voltage

Seed Round in 2022
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

Seed Round in 2021
Scarce City is a marketplace focused on promoting Bitcoin adoption through the sale of Bitcoin-related artworks. By leveraging Bitcoin technology, it facilitates transactions in Bitcoin, allowing buyers to participate in under-collateralized auctions. The platform aims to reduce auction costs and enhance coherence within its marketplace, making it simpler for users to engage in online bidding. Through this cultural approach, Scarce City seeks to create a unique intersection between art and cryptocurrency, contributing to the broader acceptance of Bitcoin.

Galoy

Seed Round in 2021
Galoy provides an open-source Bitcoin banking platform that enables communities and institutions to offer financial services using Bitcoin. The platform includes a secure backend API, mobile wallets, point of sale applications, compliance tools, and administrative controls. By facilitating the development of tools that connect traditional payment networks with Bitcoin's Lightning Network, Galoy empowers various organizations to establish themselves as Bitcoin banks. Its notable initiative, the Bitcoin Beach Wallet, has played a pivotal role in fostering a circular Bitcoin economy, which has influenced the adoption of Bitcoin as legal tender in El Salvador.

Umbrel

Seed Round in 2021
Umbrel provides a personal server with a Bitcoin and Lightning node at home.

GoSats

Seed Round in 2021
GoSats is a platform based in India that facilitates the accumulation of bitcoin through everyday shopping. It allows users to earn bitcoin cashback when they make purchases with partnered merchants, effectively creating a seamless way for individuals to invest in bitcoin passively. By integrating bitcoin stacking into routine transactions, GoSats aims to simplify the investment process and broaden access to cryptocurrency for a wider audience. This innovative approach not only encourages new investors to engage with bitcoin but also transforms regular shopping into an opportunity for wealth accumulation.

Relai

Series A in 2021
Relai is a cryptocurrency investment mobile application that allows users in Europe to buy and sell Bitcoin quickly and easily. The platform distinguishes itself by eliminating the need for registration, verification, or deposits, thereby enabling users to engage in transactions without providing personal information. Additionally, Relai offers a non-custodial bitcoin wallet, ensuring that users maintain full control over their funds. The app also features an auto-invest option, designed with high-security standards, which further simplifies the investment process for users looking to invest in Bitcoin.

Foundation

Pre Seed Round in 2021
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

Funding Round in 2021
Bitrefill is a crypto-focused company that specializes in offering gift cards and prepaid mobile refills globally, catering to both individual customers and businesses. Founded in 2014 and headquartered in Stockholm, Sweden, Bitrefill provides an extensive selection of over 1,600 products available in 170 countries, all accessible without the need for user registration or login. The platform enables users to top up their mobile balances and purchase gift cards instantly through its application or website, utilizing innovative cryptocurrency payment options, including the Lightning Network. Bitrefill aims to facilitate everyday transactions using bitcoin, promoting a seamless and fraud-proof experience for its users.

Foundation

Angel Round in 2020
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!

Satsback.com

Pre Seed Round in 2020
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.

Graaf One

Pre Seed Round in 2020
Graaf One is a Canadian brokerage that specializes in cryptocurrency transactions, utilizing Lightning Network technology to facilitate quick and cost-effective purchases of Bitcoin. This platform enables users to buy and sell cryptocurrencies directly or with the assistance of a specialist, ensuring a seamless experience for investors. By focusing on efficient peer-to-peer micro-payments, Graaf One allows clients to manage their cryptocurrency transactions easily through mobile phones or computers, thereby enhancing accessibility and convenience in the rapidly evolving digital currency market.

Casa

Venture Round in 2020
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

Seed Round in 2019
Button Wallet is a messenger-based platform designed for trading and managing digital assets, built on the Telegram messenger to enhance usability and security. It allows users to easily split and share expenses for various activities, such as housing, dining, or events, using only their Telegram usernames. Since its launch in late 2018, the platform has attracted approximately 150,000 users, positioning itself as a convenient tool for peer-to-peer transactions in cryptocurrency. Button Wallet supports multiple cryptocurrencies, including Bitcoin, Ethereum, and various ERC-20 tokens, and enables U.S. users to purchase cryptocurrency with fiat currency, often streamlining the verification process. The integration of services like Wyre allows for quick verification, enabling users to buy crypto with a debit card in under an hour. By facilitating a user-friendly environment for managing both fiat and digital assets, Button Wallet aims to empower individuals to control their finances effortlessly while adapting to the evolving financial technology landscape.

ZEBEDEE

Seed Round in 2019
Zebedee, established in 2019 and based in Hoboken, New Jersey, specializes in integrating Bitcoin and Lightning Network support into digital gaming environments. Its platform 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 frictionless value exchange fosters interaction among players, developers, streamers, and watchers, empowering digital economies.

Fold

Seed Round in 2019
Fold, Inc. operates a platform that allows users to earn bitcoin cashback while shopping at various retailers using their credit or debit cards. Founded in 2014 and based in San Francisco, the company provides a digital gift card system where users can sync their payment methods or transfer bitcoin from their wallets to receive instant cashback in bitcoin. The platform also facilitates the purchase and management of bitcoin and dollars, enabling users to enhance their financial returns through eligible purchases. Additionally, premium members benefit from a no-fee transaction experience, making it an attractive option for those actively engaged in cryptocurrency. Fold's innovative approach allows customers to utilize retail store gift cards for cryptocurrency transactions, bridging the gap between traditional shopping and the digital currency ecosystem.

Amber

Seed Round in 2019
Amber is a bitcoin accumulation app. They believe that preserving wealth is done with an intelligent and sensible long-term approach.

Coinmiles

Seed Round in 2019
Coinmiles operates a Bitcoin-based reward platform that allows users to earn Bitcoin rewards while shopping online or in physical stores at over 1,000 brands and when traveling at more than 900,000 hotels globally. The application offers cashback in the form of Bitcoin, which users can convert to cash as needed. In addition to providing rewards to consumers, Coinmiles is developing a comprehensive ecosystem that assists brands in managing and promoting their offerings, thereby enhancing user acquisition and engagement. This innovative platform aims to create a seamless experience for both shoppers and brands in the cryptocurrency landscape.

Breez

Seed Round in 2019
Breez is a developer of a cryptocurrency wallet that facilitates simple, fast, and secure bitcoin transactions. Leveraging the Lightning Network, Breez aims to transform bitcoin into a more functional currency, enhancing its usability for everyday commerce. The wallet allows users to easily accept and make payments in bitcoin, streamlining the payment process and expanding the capabilities of blockchain technology.

Lastbit

Seed Round in 2019
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

Seed Round in 2019
Bitrefill is a crypto-focused company that specializes in offering gift cards and prepaid mobile refills globally, catering to both individual customers and businesses. Founded in 2014 and headquartered in Stockholm, Sweden, Bitrefill provides an extensive selection of over 1,600 products available in 170 countries, all accessible without the need for user registration or login. The platform enables users to top up their mobile balances and purchase gift cards instantly through its application or website, utilizing innovative cryptocurrency payment options, including the Lightning Network. Bitrefill aims to facilitate everyday transactions using bitcoin, promoting a seamless and fraud-proof experience for its users.

Lightning.Video

Pre Seed Round in 2019
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

Pre Seed Round in 2019
Graaf One is a Canadian brokerage that specializes in cryptocurrency transactions, utilizing Lightning Network technology to facilitate quick and cost-effective purchases of Bitcoin. This platform enables users to buy and sell cryptocurrencies directly or with the assistance of a specialist, ensuring a seamless experience for investors. By focusing on efficient peer-to-peer micro-payments, Graaf One allows clients to manage their cryptocurrency transactions easily through mobile phones or computers, thereby enhancing accessibility and convenience in the rapidly evolving digital currency market.

Bitlum

Pre Seed Round in 2019
Bitlum, founded in 2017 and located in Burlington, Massachusetts, specializes in online bitcoin wallets. The company is focused on developing applications that utilize the Bitcoin Lightning Network, which allows for faster and more cost-effective transactions. Its initial Minimum Viable Product (MVP) is Zigzag, an instant cryptocurrency exchange that supports the Lightning Network. This platform enables users to perform nearly instant asset exchanges without the need for registration, significantly reducing the high fees typically associated with blockchain transactions by utilizing payment channels.
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