Castle Island Ventures is a Boston-based venture capital firm that exclusively invests in public blockchain projects. They focus on infrastructure and application companies, supporting entrepreneurs who aim to unlock the potential of blockchain technology. Founded by Matthew Walsh and Nic Carter, the firm leverages their extensive experience from Fidelity Investments to drive innovation in decentralized networks.
Castle Island Ventures Overview
Castle Island Ventures - About
Castle Island Ventures is a venture capital firm based in Boston, Massachusetts, dedicated exclusively to investing in public blockchains. The firm supports infrastructure and application companies that aim to leverage blockchain technology to serve billions of users. Believing that permissionless blockchains represent a revolutionary new politico-economic institution, Castle Island Ventures focuses on fostering the development of services and networks that harness the full potential of these transformative protocols.
The founding partners, Matthew Walsh and Nic Carter, bring extensive experience from their previous roles at Fidelity Investments, where they were involved in blockchain and cryptoasset initiatives. The team includes seasoned professionals from various backgrounds, all united by their commitment to advancing blockchain technology.
Castle Island Ventures invests in entrepreneurs who are building the foundational services for the next generation of decentralized networks. Their portfolio reflects a dedication to pioneering technologies that will reshape market structures and create new industries, positioning them at the forefront of the blockchain revolution.
Castle Island Ventures - Industries
Castle Island Ventures - Portfolio Performance
Castle Island Ventures – Investment Rounds
| Project | Score | Round | Date | Round price | FDV | Status | Industry |
|---|---|---|---|---|---|---|---|
 Babylon Chain | 78 | Private | 08 Dec, 23 | N/A | N/A | Past | |
 Monad | 68 | Private | 10 Apr, 24 | N/A | $2.5B | Past | |
 Alkimiya (42) | 59 | Private | 02 Jun, 21 | N/A | N/A | Upcoming | |
| Alkimiya (42) | 59 | Private | 13 Jan, 23 | N/A | N/A | Upcoming | |
 SatLayer | 76 | Seed | 23 Aug, 24 | N/A | N/A | Past |
Castle Island Ventures – Portfolio
| Score | Project | Current Price | Chg (24h) | Retail ROI | Retail ATH ROI | Industry |
|---|---|---|---|---|---|---|
78 | Babylon Chain | $0.0137 | 0.66% | N/A | N/A | |
68 | Monad | $0.0322 | 4.50% | 1.29x | 1.95x | |
59 | Alkimiya (42) | N/A | N/A | N/A | N/A | |
76 | SatLayer | $0.000335 | N/A | N/A | N/A | |
39 |  Stablechain | $0.0275 | 3.81% | N/A | N/A |
Castle Island Ventures – Co-investors
| Fund | Score | Type | Project Support | Social Influence | Retail ROI | Co-investments | Total Investment |
|---|---|---|---|---|---|---|---|
 Amber Group | Medium | Corporate | High | Low | 2.36x | 4 | 44 |
 Coinbase Ventures | Very High | Exchange | High | High | 1.54x | 4 | 85 |
 CMS Holdings | N/A | Venture | High | High | 94.92x | 4 | 21 |
 Galaxy Digital (Ventures) | Very High | Venture | Very High | High | 3.04x | 3 | 15 |
 IOSG Ventures | High | Venture | High | Low | 0.352x | 3 | 20 |