Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
Verified emails & LinkedIn for founders across this portfolio.
Socket Supply creates tools that help developers deploy to the cloud and beyond.
Eaglebrook Advisors is a crypto-focused investment firm.
Solana’s largest portfolio and risk manager for individuals, DAOs, and Institutional Asset Managers
Casa helps consumers and companies securely store cryptocurrencies and manage private keys.
Mint Songs is the largest music NFT marketplace helping music artists build web3 communities
Eterneva is a developer of diamond technology intended to convert cremated ashes of loved ones into memorial diamonds.
Cyclops.io is a new operating system for team collaboration.
Birch Hill Holdings provides institutional digital asset infrastructure for onchain lending and tokenized asset markets.
Project Eleven is a development company dedicated to advancing post-quantum cryptography solutions.
Build on Bitcoin is a hybrid Layer-2 network Bitcoin blockchain
ARX smart contracts and HaLo chips enable creators build decentralized, immutable and composable physical crypto assets.
Atrium is an AI-powered intelligence platform built for investors, analysts, and bankers who need to move fast.
Tesser is a low-code blockchain payment solution platform that provides stability coin payments.
Alpen Labs is a startup scaling bitcoin with zero-knowledge technology.
Stable is a blockchain for digital dollar settlement with gas-free peer transfers.
XFX makes global money movement fast, transparent, and capital-efficient across fiat and stablecoin rails.
Try Your Best is a blockchain technology company.
Nirvana Labs offers cloud solutions designed for blockchain infrastructure and services.
Tally is a frontend for onchain DAOs
Félix is a chat-based platform that enables Latinos in the US to send money abroad.
Surus is a platform for the future of finance, built on top of our licensed and regulated financial institution.
Coala Pay is building better contracting and payments infrastructure for the aid sector.
Babylon designs security protocols to leverage security for decentralized systems, allowing features like secure timestamps and staking.
The Future of Exchange
Castle Island Ventures has invested in 106 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.
Castle Island Ventures's top investment sectors include Blockchain, Cryptocurrency, Information Technology, FinTech, Internet. The firm invests across 36 different industry categories.
Among tracked funding rounds, Félix received $75.0M in a Series B round. Castle Island Ventures's total known invested capital is $1.3B.
Castle Island Ventures's average investment size is $12.6M across its portfolio of 106 companies.
Recent Castle Island Ventures portfolio additions include Socket Supply, Eaglebrook Advisors, Friktion Labs, Casa, Mint Songs. These companies were founded in 2020 or later.