NEWCaplight raises a $16M Series A, led by BlackRock and Fin Capital →
Skip to main content
Caplight Logo









Castle Island Ventures

Castle Island Ventures

Boston, Massachusettscastleisland.vc

Overview

Castle Island Ventures is a venture capital firm focused exclusively on public blockchains. They invest in infrastructure and application companies that will enable these transformative protocols to power services for the next billion users. They believe that permissionless blockchains represent a new form of politico-economic institution that will fundamentally alter market structures and spawn entirely new industries. They are focused on supporting entrepreneurs that are on a mission to build the infrastructure services to push these networks to their potential.

Year Founded

2018

Portfolio Companies

97

Investments

Castle Island Ventures investments
CompanyDateStageLead
CyclopsJul 2026Series ACo-investor
Valinor EnterprisesMar 2026SeedLead
ValinorMar 2026SeedLead
ValinorMar 2026SeedLead
XFXMar 2026Series ALead

Key People

Matthew Walsh

Founding Partner

Nic Carter

Founding Partner

Ria Bhutoria

General Partner

Richard Sgalardi

General Partner

Sean Judge

General Partner

Hunter Merghart

Venture Partner

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

Premium
SeedSeries ASeries BGrowth

Unlock portfolio analytics

Sign up to view full sector, stage, and valuation breakdowns for this investor.

Investment Activity

Yearly cadence, pace, and funding raised over time.

Premium
2021
2022
2023
2024
2025
2026

Unlock portfolio analytics

Sign up to explore yearly investment trends and funding raised over time.

FAQ

Firmographic Details

HeadquartersBoston, Massachusetts
Year Founded2018

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.