CA

Castle Island Ventures

VC
Boston, MAWebsite
How to approach: warm intro preferred
Stage

Seed

Check Size

$1.0M – $5.0M

AUM

$330M

Portfolio

69+ companies

Team

3 partners

Investor activity
Investments in last 12 months: 0

Investment Thesis

Focused exclusively on companies leveraging blockchain technology to transform financial services and capital markets infrastructure.

Meet the Team

LL

Laura Lentz

Executive Assistant

MW

Matt Walsh

General Partner

Blockchain
FinTech
GM

Gretchen Mccarey

CFO

Industry Focus

Invests In

Fintech
Other

Portfolio Companies (69)

Other

CO

Coin Metrics

Blockchain/Data
BL

BlockFi

FinTech
AL

Alkimiya

AL

Alpen Labs

AN

Andrena

AR

Arcade

AR

Arch

AR

ARQ

AS

Asymmetry Finance

AT

Atrium

How to pitch Castle Island Ventures
  • Raising at Seed? You're squarely in their sweet spot.
  • Lead with your fit in Fintech, Other — the sectors they actively back.
  • Size your ask to their typical $1.0M – $5.0M check.
  • warm intro preferred
  • Address your outreach to a specific partner, such as Laura Lentz, Executive Assistant.
  • A warm introduction beats a cold email. Get matched and request an intro.

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