Castle Island Ventures
castleisland.vc Direct investor
Castle Island Ventures is a venture capital firm focused exclusively on public blockchains, investing in early-stage companies at the intersection of traditional finance and public blockchains.
Castle Island Ventures is a venture capital firm headquartered in Boston, United States. It invests directly in companies, from seed to Series A, in public blockchains, traditional finance, financial services and enterprise software.
“We invest in early-stage companies at the intersection of traditional finance and public blockchains.”
— Castle Island Ventures, own website
- Layer
- Direct investor
- Type
- Venture capital
- Headquarters
- Boston, United States
- Sectors
- public blockchains, traditional finance, financial services, enterprise software, cybersecurity, financial market infrastructure, consumer fintech, payments & stablecoins
Team, as Castle Island Ventures publishes it
- Matthew Walsh Founding Partner
- Nic Carter Founding Partner
- Sean Judge General Partner
- Rich Sgalardi General Partner
- Gretchen McCarey Chief Financial Officer
- Andrew Brochu Controller
- Gus Coldebella Chief Legal Officer
- Wyatt Khosrowshahi Investor
- Henry Harris Investor
- Ria Bhutoria Venture Partner
- Hunter Merghart Venture Partner
- Laura Lentz Executive Assistant
Names and roles exactly as listed on castleisland.vc. Nothing else about these people is recorded.
Co-invests most often with
Derived from portfolio pages both investors publish themselves: each pair below lists at least one company in common. 96 co-investors found.
- Paradigm Operations LP 2 shared companies: junipersquare.com, babylonlabs.io
- Sony Innovation Fund 2 shared companies: talos.com, yellowcard.io
- Pharsalus Capital Management, LLC 2 shared companies: erebor.bank, yellowcard.io
- ParaFi Capital LP 2 shared companies: bitwiseinvestments.com, andrena.com
- 212 1 shared company: junipersquare.com
- Carmel Partners 1 shared company: junipersquare.com
- Century Park Capital Partners 1 shared company: junipersquare.com
- Cerralvo Capital 1 shared company: junipersquare.com
- Decathlon Capital Management II, LLC 1 shared company: junipersquare.com
- Deepwork Capital, LLC 1 shared company: junipersquare.com
and 86 more — the graph.
Where this comes from
Every fact above was read from a page Castle Island Ventures publishes itself. Nothing is taken from third-party databases. Investment activity (deals, co-investors) is not yet recorded.
- https://castleisland.vc/name, is_investor, layer, type, stage_min, stage_max, sectors, thesis_quote, thesis_quote_page, description, status
- https://castleisland.vc/team/people
- https://www.sec.gov/data-research/sec-markets-data/information-about-registered-investment-advisers-exempt-reporting-advisershq_country, hq_city
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Record 3058 · added 2026-09-03 · link last verified 2026-09-06 · confidence high
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