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Investors / Castle Island Ventures / Compare with Pharsalus Capital

Castle Island Ventures vs Pharsalus Capital

Castle Island Ventures lists 25 portfolio companies and has joined 15 funding rounds; Pharsalus Capital lists 28 companies and has joined 4 rounds. Castle Island Ventures comes in most often at Seed (50% of its entries), Pharsalus Capital comes in most often at Seed (75% of its entries). 3 companies are on both portfolios, among them Erebor, OpenFX and Yellow Card.

25Portfolio companies28
15Funding rounds joined4
7Rounds led2
10Rounds, last 12 months3
$5M to $20MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
Castle Island Ventures and Pharsalus Capital, head to head
Castle Island VenturesPharsalus Capital
Portfolio companies2528
Funding rounds joined154
Rounds led72
Rounds, last 12 months103
Typical round it comes in at$5M to $20M$5M to $20M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed50%75%
Series A42%25%
Series B8%0%
Growth0%0%

Castle Island VenturesPharsalus Capital

Show as a table
Entry stages of Castle Island Ventures and Pharsalus Capital, share of entries
Castle Island VenturesPharsalus Capital
Pre-seed0%0%
Seed50%75%
Series A42%25%
Series B8%0%
Growth0%0%

Themes

share of checked companies
Fintech58%65%
Crypto & Web311%16%
Cybersecurity11%5%
AI & Machine Learning3%7%
Real Estate & Construction5%0%
Legal & Compliance5%0%

Castle Island VenturesPharsalus Capital

Show as a table
Themes of Castle Island Ventures and Pharsalus Capital, share of checked companies
Castle Island VenturesPharsalus Capital
Fintech58%65%
Crypto & Web311%16%
Cybersecurity11%5%
AI & Machine Learning3%7%
Real Estate & Construction5%0%
Legal & Compliance5%0%

Companies both back

3

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 Pharsalus 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/pharsalus.com/portfolio
GET /v1/firms/castleisland.vc/coinvestors
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