Polychain Capital

Polychain Capital is a San Francisco-based venture capital firm that invests in blockchain technologies and the blockchain assets sector. It supports protocols and companies in the blockchain space and aims to advance the global adoption of cryptocurrencies. The firm manages actively managed portfolios of blockchain assets to generate returns for investors.

Bobby Beniers

Investor

Olaf Carlson-Wee

Managing Director

Kevin Ding

Seed Investor

Jeffrey Maganis

Investor

Ben Perszyk

Partner

Josh Rosenthal

Partner

Alexa Smith

Beacon Fund Manager

Michael Waldmann

Investor

Justin Waldron

Partner

Sven Wellmann

Research Analyst

Past deals in Developer Tools

Fluent Labs

Seed Round in 2025
Fluent Labs is a blockchain development company. It aims to simplify blockchain development and enhance compatibility across different virtual machines.

AltLayer

Series A in 2024
AltLayer offers a rollups-as-a-service platform that enables developers to deploy on-demand rollups for Web3 projects. The system provides highly scalable, application-dedicated execution layers whose security derives from an underlying base layer, delivering elastic and customizable scaling to transform blockchain infrastructure, speed up time-to-market, and support innovative deployment models for decentralized applications.

Squid

Series A in 2024
Squid is a developer of financial software that facilitates seamless connectivity between users and developers in the cryptocurrency market. The company's platform enables the swapping of any token across different blockchains, providing a streamlined approach to accessing decentralized applications with a single click. Squid's solution includes an application programming interface and software development kit that allows for native token swaps and messaging between users and applications across various chains. This functionality empowers investors with composable, cross-chain financial logic, enhancing their ability to navigate the complex landscape of cryptocurrency liquidity and applications.

Cubist

Seed Round in 2023
Cubist offers a web3 key management platform and modular toolkit that enables developers to safely design, test, and deploy multi-chain and cross-chain decentralized applications in automated pipelines. By handling keys and sequencing, the solution supports secure cross-chain deployments from a single program.

Fleek

Series A in 2022
Fleek is an open web platform that installs anything on a computer or deals with the command line. The platform is helping to build the tools necessary to make the Open Web available to anyone, and easy to build on. It makes it easy to build websites and apps on the new open web: permissionless, trustless, censorship-resistant, and free of centralized gatekeepers. Using Open Web protocols that make a decentralized, trustless, and permissionless infrastructure native to the web. This stack is ever-shifting and open-source.

MatchboxDAO

Seed Round in 2022
MatchboxDAO operates a gaming platform focused on developing the infrastructure for on-chain games. The company provides essential developer tools, infrastructure, and open-source primitives that facilitate the creation and deployment of fully on-chain games. By offering these resources, MatchboxDAO aims to simplify the process for developers, allowing them to easily access and utilize the necessary components to build innovative gaming experiences. Additionally, the organization is actively engaged in fostering a collaborative environment, as evidenced by its initiative to host a virtual hackathon aimed at encouraging the development of tools on the Starknet network.

AltLayer

Seed Round in 2022
AltLayer offers a rollups-as-a-service platform that enables developers to deploy on-demand rollups for Web3 projects. The system provides highly scalable, application-dedicated execution layers whose security derives from an underlying base layer, delivering elastic and customizable scaling to transform blockchain infrastructure, speed up time-to-market, and support innovative deployment models for decentralized applications.

Veridise

Funding Round in 2022
Veridise is a comprehensive blockchain security company founded by a team of renowned researchers. Specializing in auditing Zero-Knowledge Circuits and MetaMask Snaps, the firm possesses extensive expertise in smart contracts, blockchains, Layer 2 solutions, DeFi protocols, cryptocurrency wallets, tokens, and NFTs. Veridise has established a reputation for uncovering critical vulnerabilities that other auditing firms often overlook, identifying over 100 high-severity bugs in the first half of 2023 alone. The company's approach combines traditional auditing methods with advanced automated Web3 security tools, allowing them to tackle complex blockchain security challenges effectively. Through this innovative hybrid methodology, Veridise provides clients with detailed and actionable audit reports, enhancing the overall security of blockchain applications.

Gauntlet

Series B in 2022
Gauntlet is a financial modeling and simulation company focused on enhancing the safety and efficiency of blockchain protocols and smart contracts. Through its advanced platform, Gauntlet employs agent-based simulation techniques to analyze and optimize key parameters of various protocols. This approach allows the company to model market risks and economic incentives effectively, helping clients improve their capital efficiency and maximize returns for stakeholders while minimizing associated risks. By driving sustainable growth for leading crypto protocols, chains, and on-chain treasuries, Gauntlet plays a crucial role in enhancing the financial performance of businesses in the blockchain space.

Gauntlet

Series A in 2021
Gauntlet is a financial modeling and simulation company focused on enhancing the safety and efficiency of blockchain protocols and smart contracts. Through its advanced platform, Gauntlet employs agent-based simulation techniques to analyze and optimize key parameters of various protocols. This approach allows the company to model market risks and economic incentives effectively, helping clients improve their capital efficiency and maximize returns for stakeholders while minimizing associated risks. By driving sustainable growth for leading crypto protocols, chains, and on-chain treasuries, Gauntlet plays a crucial role in enhancing the financial performance of businesses in the blockchain space.

Aleo

Venture Round in 2021
Aleo provides a platform for building fully private applications using zero-knowledge technology. It offers a comprehensive toolkit that includes an application runtime environment, allowing software to compile, execute, and finalize its state autonomously. Aleo also supports a statically-typed programming language called Leo, designed specifically for private application development on the Aleo blockchain. The company engages its community through blogs and incentive programs to test the bounds of its decentralized technology.

Urkel

Seed Round in 2019
Urkel develops software that creates compliant infrastructure for the blockchain ecosystem. Its platform offers a cryptocurrency multi-pool, bitcoin mining pool, and blockchain APIs, allowing developers to avoid node deployment and enabling miners to manage pools and track rewards accurately.

Gauntlet

Seed Round in 2018
Gauntlet is a financial modeling and simulation company focused on enhancing the safety and efficiency of blockchain protocols and smart contracts. Through its advanced platform, Gauntlet employs agent-based simulation techniques to analyze and optimize key parameters of various protocols. This approach allows the company to model market risks and economic incentives effectively, helping clients improve their capital efficiency and maximize returns for stakeholders while minimizing associated risks. By driving sustainable growth for leading crypto protocols, chains, and on-chain treasuries, Gauntlet plays a crucial role in enhancing the financial performance of businesses in the blockchain space.

Agoric

Seed Round in 2018
Agoric is a framework facilitating secure smart contract development in JavaScript. It aims to enable widespread global cooperation and new digital asset businesses by providing safer tools for smart contract creation. Agoric's team comprises experienced technologists, economists, and business leaders, collaborating with notable projects like Cosmos.

Gauntlet

Gauntlet is a financial modeling and simulation company focused on enhancing the safety and efficiency of blockchain protocols and smart contracts. Through its advanced platform, Gauntlet employs agent-based simulation techniques to analyze and optimize key parameters of various protocols. This approach allows the company to model market risks and economic incentives effectively, helping clients improve their capital efficiency and maximize returns for stakeholders while minimizing associated risks. By driving sustainable growth for leading crypto protocols, chains, and on-chain treasuries, Gauntlet plays a crucial role in enhancing the financial performance of businesses in the blockchain space.

Agoric

Agoric is a framework facilitating secure smart contract development in JavaScript. It aims to enable widespread global cooperation and new digital asset businesses by providing safer tools for smart contract creation. Agoric's team comprises experienced technologists, economists, and business leaders, collaborating with notable projects like Cosmos.
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