Private Equity

Updated:

Castle Island Management

Castle Island Management is a Hingham-based private equity firm focused on early-stage venture.

Castle Island Management logo

Castle Island Management

Public blockchain and cryptoasset venture firm located in Boston, Massachusetts.

General information

Firm type

Private Equity

Year founded

AUM

Undisclosed

Location

Region

North America

Country

United States

City

Hingham

Corporate office

Hingham, United States

Sector focus

Venture Capital

Frequently asked questions

What is Castle Island Management?

Castle Island Management is a private equity headquartered in Hingham, United States.

Where is Castle Island Management headquartered?

Castle Island Management is headquartered in Hingham, United States, in the North America region.

What is Castle Island Management's assets under management?

Castle Island Management reports approximately Undisclosed in assets under management, as tracked by Altss.

What does Altss track for Castle Island Management?

Altss maintains an OSINT-verified profile of Castle Island Management covering investment focus (ESG policy, ticket size, target IRR, currency preference, regional focuses, industry focuses, technological focuses), team (service providers and advisors), deals (company deals and fund commitments), and network (associations and event participation). Detailed values are available to Altss subscribers.

What is Castle Island Management's website?

Castle Island Management's public website is www.castleisland.vc. Verified contact details for principals and decision-makers are available to Altss subscribers.

What type of firm is Castle Island Management?

Castle Island Management is classified by Altss as a Private Equity, operating from United States within the North America region.

How does Altss source intelligence on Castle Island Management?

Altss combines OSINT (open-source intelligence) with regulatory filings, public disclosures, and licensed data partners. Source provenance is tracked to support compliance-ready research workflows.

When was Castle Island Management's Altss profile last updated?

Castle Island Management's profile on Altss was last refreshed on June 3, 2026. Continuous updates are applied as new public information is verified.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

Need institutional-grade insight on private equity firms?

Altss delivers:

Principals with verified direct contactsAllocation history by asset classOSINT-derived deal signals
Book a demo

Prefer a guided tour?

We’ll walk you through:

Interactive funding timelinesCustom mandate & allocation filters
Book a demo

Browse by category

More Hingham Private Equity profiles