Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
Verified emails & LinkedIn for founders across this portfolio.
Nirvana Labs offers cloud solutions designed for blockchain infrastructure and services.
Tally is a frontend for onchain DAOs
Felix is aaa 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.
Bitwise is a crypto-specialist asset manager for individuals, investment managers, and institutions navigating cryptocurrency.
Coala Pay is building better contracting and payments infrastructure for the aid sector.
Alpen Labs is a startup scaling bitcoin with zero-knowledge technology.
CAT Labs is working on cybersecurity and digital asset recovery solutions.
Yellow Card is the largest and first licensed Stablecoin on/off ramp on the African continent
Kintsu provides superior liquid staking solutions that boost your staking benefits and flexibility in DeFi ecosystems.
SendBlocks, helpsyoucut the time to market from months to weeks and save up to 80% on development efforts.
We believe that everyone deserves access to the risk-free rate through a secure, regulated, and enterprise-grade product.
Babylon designs security protocols to leverage security for decentralized systems, allowing features like secure timestamps and staking.
Station70 provides scalable and resilient disaster recovery solutions.
Fordefi is a company that specialises in financial technology and software.
Manetu is a data security platform that allows sensitive data to be protected while still being used for legitimate purposes.
Dynamic is multi-chain wallet-based authentication and authorization platform.
DUST is a market-leading technology utilizing nanoengineered diamonds to create an unclonable identity layer on any object.
Coin Metrics is a provider of crypto financial intelligence providing network data, market data, index, and network risk solutions.
River is a client-first Bitcoin company that focuses on security, innovative Bitcoin products, and exceptional service.
Casa helps consumers and companies securely store cryptocurrencies and manage private keys.
DAWN Internet builds a decentralized, user-owned broadband network that lets people share and earn from local internet connectivity.
ARX smart contracts and HaLo chips enable creators build decentralized, immutable and composable physical crypto assets.
Project Eleven is a development company dedicated to advancing post-quantum cryptography solutions.
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, Software, Financial Services, FinTech. The firm invests across 40 different industry categories.
Among tracked funding rounds, Felix received $75.0M in a Series B round. Castle Island Ventures's total known invested capital is $997.4M.
Castle Island Ventures's average investment size is $12.8M across its portfolio of 106 companies.
Recent Castle Island Ventures portfolio additions include Nirvana Labs, Tally, Felix, Surus, Bitwise. These companies were founded in 2020 or later.