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Investors / Castle Island Ventures / Compare with Hivemind Capital

Castle Island Ventures vs Hivemind Capital

Castle Island Ventures lists 25 portfolio companies and has joined 15 funding rounds; Hivemind Capital lists 30 companies and has joined 0 rounds. Castle Island Ventures comes in most often at Seed (50% of its entries). 1 company is on both portfolios, among them Alpen Labs.

25Portfolio companies30
15Funding rounds joined0
7Rounds led0
10Rounds, last 12 months0
$5M to $20MTypical round it comes in atn/a
0%Sites no longer answering0%
Show as a table
Castle Island Ventures and Hivemind Capital, head to head
Castle Island VenturesHivemind Capital
Portfolio companies2530
Funding rounds joined150
Rounds led70
Rounds, last 12 months100
Typical round it comes in at$5M to $20Mn/a
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed50%0%
Series A42%0%
Series B8%0%
Growth0%0%

Castle Island VenturesHivemind Capital

Show as a table
Entry stages of Castle Island Ventures and Hivemind Capital, share of entries
Castle Island VenturesHivemind Capital
Pre-seed0%0%
Seed50%0%
Series A42%0%
Series B8%0%
Growth0%0%

Themes

share of checked companies
Fintech58%54%
Crypto & Web311%22%
Cybersecurity11%4%
AI & Machine Learning3%8%
Real Estate & Construction5%0%
Legal & Compliance5%0%

Castle Island VenturesHivemind Capital

Show as a table
Themes of Castle Island Ventures and Hivemind Capital, share of checked companies
Castle Island VenturesHivemind Capital
Fintech58%54%
Crypto & Web311%22%
Cybersecurity11%4%
AI & Machine Learning3%8%
Real Estate & Construction5%0%
Legal & Compliance5%0%

Companies both back

1

Shared companies are those both firms' own portfolio pages list, each checked against the company's site. The same comparison through the API is POST /v1/overlap, for up to 20 firms. How the data is graded

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Compare Castle Island Ventures and Hivemind Capital as data

Pull both portfolios and every co-investor through one API key or MCP, and lay up to 20 firms side by side with POST /v1/overlap. A free account adds Ask AI searches and alerts when either firm adds a company.

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  • Ask AI5 plain-English investor searches a day
  • Full listsEvery portfolio row and two-firm overlap
  • API and MCP100 REST or MCP calls a month, one key
  • AlertsFollow 5 investors for portfolio and fund changes
VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/firms/castleisland.vc/portfolio

# also
GET /v1/firms/hivemind.vc/portfolio
GET /v1/firms/castleisland.vc/coinvestors
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