StillMark

Founded in 2019, StillMark is a venture capital firm based in Los Angeles, California. It focuses on investing in early-stage companies operating within the bitcoin sector.
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Alyse Killeen

Managing Partner

Past deals in Bitcoin

Bitstack

Seed Round in 2024
Bitstack is a fintech company that provides a crypto wallet and app designed to save and invest in Bitcoin on autopilot. The platform lets users buy, sell, earn, and spend bitcoin, with everyday purchases rounded up to invest the spare change. It aims to simplify crypto-enabled financial management and help users achieve their financial goals. Since its inception in 2021, Bitstack has expanded beyond a rounding-up feature to offer a mass-market solution for managing Bitcoin, and it is positioned as part of a broader effort to reimagine consumer banking by leveraging Bitcoin and stablecoins in crypto-native services.

Bipa

Seed Round in 2024
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.

Meanwhile

Seed Round in 2023
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.

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.

Alpen Labs

Seed Round in 2023
Alpen Labs is a startup focused on enhancing Bitcoin scalability through zero-knowledge technology. The company aims to create a comprehensive financial ecosystem that promotes privacy and programmability within Bitcoin. By developing an online platform, Alpen Labs seeks to foster broader adoption of cryptocurrency and expand global financial access. Its infrastructure empowers developers to build applications directly on this platform, facilitating an inclusive financial future for everyday users. Through its innovative approach, Alpen Labs is positioned to significantly contribute to the evolution of the cryptocurrency landscape.

Hoseki

Seed Round in 2022
Hoseki is developing infrastructure to facilitate secure and convenient proof of Bitcoin reserves, aiming to establish Bitcoin as the global monetary standard.

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.

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.

Satoshi Energy

Seed Round in 2021
Founded in 2018 and based in Houston, Texas, Satoshi Energy specializes in providing data-driven insights and power contracts for bitcoin miners. It offers high-fidelity market intelligence on electric power and bitcoin mining to facilitate and manage unique bitcoin mining opportunities.
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