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Investors / Castle Island Ventures / Compare with Haun Ventures

Castle Island Ventures vs Haun Ventures

Castle Island Ventures lists 25 portfolio companies and has joined 15 funding rounds; Haun Ventures lists 15 companies and has joined 17 rounds. Castle Island Ventures comes in most often at Seed (50% of its entries), Haun Ventures comes in most often at Series A (40% of its entries). 1 company is on both portfolios, among them XFX.

25Portfolio companies15
15Funding rounds joined17
7Rounds led3
10Rounds, last 12 months12
$5M to $20MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Castle Island Ventures and Haun Ventures, head to head
Castle Island VenturesHaun Ventures
Portfolio companies2515
Funding rounds joined1517
Rounds led73
Rounds, last 12 months1012
Typical round it comes in at$5M to $20M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed50%20%
Series A42%40%
Series B8%27%
Growth0%13%

Castle Island VenturesHaun Ventures

Show as a table
Entry stages of Castle Island Ventures and Haun Ventures, share of entries
Castle Island VenturesHaun Ventures
Pre-seed0%0%
Seed50%20%
Series A42%40%
Series B8%27%
Growth0%13%

Themes

share of checked companies
Fintech58%54%
Crypto & Web311%23%
Enterprise Software3%12%
Cybersecurity11%0%
Real Estate & Construction5%0%
Legal & Compliance5%0%

Castle Island VenturesHaun Ventures

Show as a table
Themes of Castle Island Ventures and Haun Ventures, share of checked companies
Castle Island VenturesHaun Ventures
Fintech58%54%
Crypto & Web311%23%
Enterprise Software3%12%
Cybersecurity11%0%
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 Haun Ventures 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/haun.co/portfolio
GET /v1/firms/castleisland.vc/coinvestors
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